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DRC-2010-002102 - 0901a06880172e7c
DENISON MINES February 26, 2010 VIA FEDERAL EXPRESS Mr. Dane Finerfrock, Executive Secretary, Utah Radiation Control Board, Utah Department of Environmental Quality, Division of Radiation Control 168 North 1950 West Salt Lake City, Utah 84114-4850 Dear Mr. Finerfrock: Re: State of Utah Radioactive Material License No. UT1900479 White Mesa Mill, Blanding, Utah Semi-Annual Effluent Monitoring Report for Period July 1, 2009 through December 31, 2009 Denison Mines (USA) Corp. 1050 17th Street, Suite 950 Denver, CO 80265 USA Tel: 303 626-7796 Fax : 303 369-4125 www.denisonmines.com As required by Utah Administrative Code, R 313-24-4 (incorporating by reference 10 CFR 40.65 (subpart!)), and License Condition 11.3 A of State of Utah Radioactive Materials License No. UT1900479, enclosed is the Semi-Annual Effluent Monitoring Report for the White Mesa Mill for the period July I, 2009 through December 31, 2009. If you have any questions regarding this report, please contact the undersigned at (303) 389-4132 or Mr. David Turk at (435) 678-2221. Yours Jltru , 1/l~ --~__ DENISi INES (USA) ~ORP.-- ,PiL J o Ann Tischler Director, Compliance and Permitting cc Ron F. Hochstein Harold R. Roberts David C. Frydenlund David E. Turk White Mesa Uranium Mill Radioactive Materials License UT900479 Semi-Annual Effluent Monitoring Report (July through December, 2009) Prepared For: Utah Department of Environmental Quality Division of Radiation Control Prepared by Denison Mines (USA) Corp. 1050 1i11 Street, Suite 950 Denver, CO 80265 February 26, 2010 TABLE OF CONTENTS Section I. Introduction........................................................................... I 2. Environmental Air Particulate Sampling 2.1 Program Overview............................................................... 2 2.2 Sampling Protocol and Analytical Results .................................... 2 2.3 General Observations ............................................................ 3 2.4 Site Specific Sampling Data...................................................... 4 2.5 Radon-222........................................................................ 6 3. External Radiation (Direct Gamma)............................................... 7 4. Vegetation Samples.................................................................. 7 5. Stack Sampling....................................................................... 8 6. Surface Water Monitoring.......................................................... 9 7. Soil Sampling......................................................................... I 0 8. Meteorological Monitoring......................................................... I 0 9. Signature.............................................................................. 10 ATTACHMENTS Attachment A ............................................. .. 8 ............................................... . Tab I ....................................... . Tab 2 ....................................... . Tab 3 ....................................... . Tab 4 ...................................... .. Tab 5 ....................................... . Tab 6 ...................................... .. C .............................................. . D .............................................. . E ............................................... . F .............................................. .. G .............................................. . H .............................................. . I. .............................................. . Description Sampling Station and Site Map Environmental Air Particulate Sampling BHV -I Air Sampling Graphs and Data Table BHV-2 Air Sampling Graphs and Data Table BHV -3 Air Sampling Graphs and Data Table BHV-4 Air Sampling Graphs and Data Table BHV-5 Air Sampling Graphs and Data Table BHV -6 Air Sampling Graphs and Data Table Air Particulate Laboratory Results and QA!QC Air Particulate Loading Graphs and Supporting Data Environmental Gamma (TLD) Graphs and Supporting Data Vegetation Graphs, Data Table, Laboratory Results and QA/QC Stack Sample Laboratory Results Surface Water Graphs and Field Data Sheets Soil Sample Graphs, Data Table, Laboratory Results and QA/QC WHITE MESA URANIUM MILL SEMI-ANNUAL EFFLUENT REPORT, JULY THROUGH DECEMBER, 2009 1. INTRODUCTION The White Mesa Mill (the "Mill") has established monitoring programs to evaluate compliance with effluent limitations and to assess the potential for release of radioactive material into the local environment. These monitoring programs were developed and implemented at the time of Mill construction, operated with appropriate adaptation over time, and are consistent with the Mill's State of Utah Radioactive Materials License No. UT1900479 (the "License") and guidelines developed by the United States Nuclear Regulatory Commission ("NRC") (NRC Regulatory Guide 4.14, Radiological Effluent and Environmental Monitoring at Uranium Mills-Rev. 1, ML003739941 ), 1980). Under these programs, the Mill monitors the following environmental media and conditions: a) Airborne particulate radionuclide concentrations obtained from the following sampling stations: • North, east and south of the Mill Site: BHV-1 and BHV-2 (north), BHV-5 (east), and BHV -4 (south). BHV -I serves as a surrogate for the nearest resident (BHV-1 is approximately 1.2 miles north of the Mill, but approximately 0.4 miles closer to the Mill than the nearest resident); • A background location distant to and west of the Mill (BHV-3), which was monitored for airborne particulate up until November, 1995, at which time background was established, but is no longer monitored for air particulate; and • A station specifically requested by the White Mesa Ute Community south of the Mill Site (BVH-6); a) External (direct) gamma radiation measured at air monitoring stations BHV -1, BHV-2, BHV-3, BHV-4, BHV-5 and BHV-6; b) Vegetation at three site periphery locations, for uptake of radiation; c) Stack release rates from the Mill's air emissions sources; d) Surface water at Cottonwood Creek and, when flowing, Westwater Creek, both located west of the Mill; e) Soil radionuclide activity obtained near the air particulate monitoring stations, during the third quarter of each year; and f) Ground water (up and down gradient) of the Mill facility.1 This semi-annual effluent report provides the results of the specific monitoring and sampling activities that were undertaken during the subject reporting period. 2. ENVIRONMENTAL AIR PARTICULATE SAMPLING 2.1 Program Overview The environmental airborne particulate monitoring program at the Mill utilizes five air sampling stations. Four high-volume continuous air sampling stations (BHV-1, BHV-2, BHV-4, and BHV-5) are required by the License. These sampling stations serve as sentinels for airborne particulate which could potentially emanate from the Mill site. In addition to its general site monitoring function, BHV -1 also serves as a conservative surrogate for concentrations at the nearest resident, because it is located approximately 1.2 miles north of the Mill just south of the nearest resident but between the Mill and that resident. With regard to background monitoring, the Mill previously operated a continuous high- volume air sampling station (BHV-3) which was located approximately 3.5 miles west of the Mill site. With the approval of NRC, this station (BHV-3) was removed from the active air monitoring program in November 1995. At that time, NRC determined that a sufficient air monitoring data base had been compiled at BHV -3 to establish a representative airborne radionuclide background for the Mill. It should be noted, however, that while air sampling was discontinued at this location, gamma measurements and soil sampling continue to be collected at BHV -3. In addition to the environmental air sampling locations described above, a sixth station (BHV -6) was installed at the request of the White Mesa Ute Community. This station began operation in July of 1999 and provides airborne particulate information in the southerly direction between the Mill and the White Mesa Ute Community 2.2 Sampling Protocol and Analytical Results Airborne particulate monitors are operated continuously at each of the high-volume air sampling stations referenced above. Particulate sample collection filters are gathered by site technicians weekly in accordance with the Mill's environmental air sampling procedures and are composited on a quarterly basis for laboratory analyses. The collected filters are analyzed for Unat activity, Th-230 activity, Ra-226 activity, and Pb- 210 activity. Fugitive dust standards for the facility are limited by the Mill's State of Utah Air Approval Order, which sets a 20% visual opacity standard. The specific locations of the Mill's airborne particulate monitoring stations are depicted on the figure entitled High Volume Air Monitoring Stations included as Attachment A. Station BHV- 1 Ground water sampling is reported separately pursuant to the Mill's State of Utah Ground Water Discharge Permit No. UGW370004, and is not included with this report. 2 3, which is no longer sampled for air particulate is located approximately 3.5 miles west of the Mill facility and is not indicated on that Figure. The analytical results of radionuclide particulate sampling for each monitoring station operated during this July through December, 2009 reporting period are provided in Attachment B under separate sampling station attachment tabs (Tabs 1-6). Each Tab contains graphical illustrations of the radionuclide concentrations in log-scale presentation format. The graphs display reported data over time since the 1981 inception of the Mill's environmental air particulate monitoring program. The actual analytical results (and associated QA/QC information) reported by the laboratory are provided under Attachment C. In addition to the analyses for radionuclides, particulate loading is determined for each filter and composited as a quarterly mass-loading estimate for review purposes only. Graphs showing particulate loading at each station for 2009 and the underlying data are included as Attachment D. It should be noted that for graphical illustration purposes, values reported at zero, values reported at less than the rrescribed detection limit(< I X 10'16 uCi/ml) and missing values were plotted as I x I o· 6 uCi/ml concentrations. Where other "less than" values were indicated (i.e., where detection limits for the data varied from I x 10'16 uCi/ml), the detection limit concentration was utilized for plotting the data point. This graphing convention is not utilized to formulate station average information, nor is it intended as a precedent for data treatment. Rather, the intent is to provide a conservative viewable depiction of site airborne radionuclide information. This is considered to be a conservative approach because the actual concentration below the detection limit cannot be determined and, as a result, the plotted point will be at a higher concentration than the actual activity concentration of the collected sample. 2.3 General Observations The results of environmental air monitoring for this semi-annual period indicate that for all radionuclides at all monitoring stations airborne radionuclide particulate activity concentrations were well below regulatory Effluent Concentration Limits ("ECL's") and the Mill's ALARA goals, which are set at 25% of the ECLs. It is noteworthy and expected that Pb-210 concentrations are elevated when compared to the other parent radionuclide concentrations (i.e. U-nat, Th-230 and Ra-226). This phenomenon is due to the well-established controlling effect experienced worldwide as a result of the ubiquitous presence of radon in the earth's atmosphere. Accordingly, elevated Pb-210 presence in disequilibrium with parent radionuclides measured here is not associated with uranium milling operations. Radon-222 emanates as a decay-chain progeny of the Ra-226 contained in the soil of the earth's crust and is dispersed generally throughout the earth's atmosphere. The electrically charged short and long-lived decay products of Radon-222 attach to ambient dust particles found naturally in the atmosphere and are carried with the air. Pb-210 is the longest lived of these decay products and is the decay product of the shorter-lived radon progeny. As such, it accumulates as an electrical attachment on the natural ambient dust in the atmosphere and is generally measured at 3 elevated actlVlty when compared to local decay-chain parent radionuclide acl!vtty, regardless of uranium milling activity. At the Mill's BHV air monitoring stations, all dust (ambient natural and mill derived) is collected by the sample filter. Because of the natural elevation of Pb-210 accumulated as an attachment to the naturally occurring ambient dust particles collected by the air sampling equipment, Pb-21 0 is commonly elevated and in disequilibrium when compared to parent radionuclide activity, regardless of the Mill's presence. By way of illustration, average ground-level concentrations have been reported for selected States (NCRP Report 94, 1992) and are summarized in Table I below, demonstrating elevated Pb-210 activity where no uranium milling operations are located nearby. Pb-210 activity concentrations can be expected to be even higher for locations in the western U.S. where uranium ore bodies are commonly located. In fact, in April 1977, prior to Mill construction and Mill operations, air particulate Pb 210 was measured at the Mill site to be 1.3E-14 uCi/ml (13.0E-3 pCi/m3)2 Table 1-NCRP Report 94-Global Pb-210 Concentration Example State Pb-210 Concentration . uBq/M3 uCi/ml California 600 1.6E-14 Illinois 1500 4.1E-14 Ohio 300 S.IE-15 Massachusetts 700 1.9E-14 2.4 Site Specific Sampling Data The results of airborne particulate monitoring for the period (without background subtraction) are provided by sampling station and radionuclide in Tables 2 through 5 below. Along with these data, the tables present comparative ECL's and the ECL percentage measured at each of the monitoring stations sampled during the period. A review of these data supports the conclusion that airborne particulate is well controlled at the Mill. In all cases, the measured activity concentrations were well within the ECL, as well as the Mill's ALARA goal (i.e. 25% of the ECL). It should also be noted that the analytical laboratory maintained Lower Limits of Detection consistent with NRC Regulatory Guide 4.14 for this reporting period. In fact, the data obtained since program inception in 1981 indicates that only one individual quarterly measurement (Th-230 at BHV -5 for the 2"d Quarter of 1996) has ever exceeded the ECL at the Mill. With regard to that particular single measurement, while it is important to consider and evaluate an individual measurement exceeding the ECL, for public dose estimation purposes it is the average annual concentration that is of primary significance. In that instance, the average annual concentration of Th-230 for BHV-5 in 1996 was well below the ECL. Data obtained since program inception in 1981 also indicate that, with very few exceptions, the gross (background inclusive) 2 See the Environmental Report, White Mesa Uranium Project, San Juan County, Utah for Energy Fuels Nuclear, Inc. prepared by Dames & Moore, January 30, 1978, Section 2.9.1.1 4 measurements do not exceed the site's ALARA goal (i.e. only 9 of the 2,144 gross radionuclide determinations exceeded the Mill's self-imposed 25% ALARA goal). Table 2-Air Monitoring Station Results U-Nat (Comparison to Limits) 3rd and 4111 Quarters 2009 Monitoring 3m Qtr.Result 4" Effluent Average Station (uCi/ml) Qtr.Result Concentration Percent (uCilml) Limit (ECL) ECL (uCilml) BHV-1 9.55E-16 1.24E-15 9 E-14 1.22E+00 BHV-2 2.43E-16 5.72E-16 9 E-14 4.53E-01 BHV-4 4.05E-15 6.50E-15 9 E-14 5.86E+00 BHV-5 3.10E-15 5.77E-15 9 E-14 4.93E+00 BHV-6 4.87E-15 9.24E-15 9 E-14 7.84E+00 Table 3-Air Monitoring Station Results Th-230 (Comparison to Limits) 3rd and 4111 Quarters 2009 Monitoring 3m Qtr.Result 4'" Effluent Average Station (uCi/ml) Qtr.Result Concentration Percent (uCi/ml) Limit (ECL) ECL (uCi/ml) BHV-1 1.71E-16 9.25E-17 2 E-14 6.59E-01 BHV-2 5.28E-17 2.94E-17 2 E-14 2.06E-01 BHV-4 1.45E-15 3.48E-16 2 E-14 4.50E+00 BHV-5 9.20E-16 3.13E-16 2 E-14 3.08E+00 BHV-6 4.32E-16 2.26E-16 2 E-14 1.65E+00 Table 4-Air Monitoring Station Results Ra-226 (Comparison to Limits) 3rd and 4111 Quarters 2009 Monitoring 3ru Qtr.Result 4'" Effluent Average Station (uCi/ml) Qtr.Result Concentration Percent (uCi/ml) Limit (ECL) ECL (uCi/ml) BHV-1 9.87E-17 5.60E-17 9 E-13 8.59E-03 BHV-2 4.84E-17 2.57E-17 9 E-13 4.12E-03 BHV-4 2.52E-16 1.33E-16 9 E-13 2.14E-02 BHV-5 6.36E-16 1.92E-16 9 E-13 4.60E-02 BHV-6 2.23E-16 1.15E-16 9 E-13 l.SSE-02 5 Table 5-Air Monitoring Station Results Pb-210 (Comparison to Limits) 3"1 and 4th Quarters 2009 Monitoring 3'" Qtr.Result 4'" Effluent Average Station (uCi/ml) Qtr.Result Concentration Percent (uCi/ml) Limit (ECL) . ECL (uCi/ml) BHV-1 9.47E-15 5.95E-15 6 E-13 1.29E+00 BHV-2 1.19E-14 6.70E-15 6 E-13 1.55E+00 BHV-4 1.24E-14 7.60E-15 6 E-13 1.67E+00 BHV-5 1.21E-14 2.49E-15 6 E-13 1.22E+00 BHV-6 8.98E-15 6.44E-15 6 E-13 1.29E+00 2.5 Radon-222 Due to the unavailability of monitoring equipment to detect the new 10 CFR Part 20 standard. and with the approval of NRC. Radon 222 monitoring at BHV stations was discontinued in 1995. Instead, Denison demonstrates compliance with these limits and the requirements of R313-15-301 by calculation, authorized by the NRC and as contemplated by R313-15-302(2)(a). A copy of the Technical Evaluation Report evidencing such approval was enclosed with correspondence to the Division on July 28, 2008. This calculation is performed by use of the MILDOS code for estimating environmental radiation doses for uranium recovery operations (Strenge and Bender 1981) and more recently in 2003 by use of the updated MILDOS AREA code (Argonne 1998). The analysis under both the MILDOS and MILDOS AREA codes assumes the Mill to be processing high grade Arizona Strip ores at full capacity, and calculates the concentrations of radioactive dust and radon at individual receptor locations around the Mill. The MILDOS and MILDOS AREA codes calculate the combined Total Effective Dose Equivalent ('TEDE") from all relevant pathways, including both air particulate and radon, at a number of locations including the nearest residence (the individual likely to receive the highest dose from the licensed operation), approximately 1.6 miles north of the Mill. These calculations reveal projected doses to the individual likely to receive the highest dose from the licensed operations to be well below the 100 mrem regulatory limit in R313-15-301(l)(a) for all pathways, including air particulate and radon, and well below the ALARA goal of I 0 mrem/yr for air emissions excluding radon as set out in R313-15-101(4). MILDOS AREA modeling was recently conducted in support of the Mill's 2007 License Renewal Application, utilizing the MILDOS-AREA code (Version 2.20~), to estimate the dose commitments at various receptor locations for processing of Colorado Plateau ore (0.25% U30s and 1.5% V20 5) and Arizona Strip ore (0.637% UP8). The process rate was assumed to be at full capacity of 730,000 tons per year (an average of 2,000 tons per day) with an average uranium recovery yield of 94%. That 6 modeling showed a TEDE of 2 mrem per year at the nearest resident (3 mrem per year at the nearest potential residence, being the location of BHV -1 at the northern property boundary of the Mill site), which included the dose from all radionuclide sources, including radon. The modeled dose from radon itself was therefore a fraction of TEDE and well within the regulatory limits. 3. EXTERNAL RADIATION (DIRECT GAMMA) Gamma exposure rate estimates were measured for the third and fourth quarters of 2009 utilizing passive integrating devices, thermoluminescent dosimeters ("TLD's"). These dosimeters were located at each of the Mill's high-volume air sampling stations (BHV -1, BHV-2, BHV-4, BHV-5 and BHV-6) and at the designated background monitoring station (BHV-3). Measurements obtained from location BHV-3 have been designated as background due to BHV-3's remoteness from the Mill site (i.e. BHV-3 is located approximately 3.5 miles west of the Mill site). The results of the environmental TLD measurements and semi-annual cumulative above-background data are provided in Table 6 below. In addition, measurement data obtained at these locations are graphically presented at Attachment E to this report. Table 6-Environmental TLD Measurements (Gamma) Monitoring 3" Qtr 4" Qtr 3"' Qtr 4th Qtr. Cumulative Station Result Result Result Less Result Less Semi-. (mrem) (mrem) Background Background Annual (mrem) (mrem) Estimate* (mrem) BHV-1 38 44 6.9 8.8 15.7 BHV-2 36.3 39.9 5.2 4.7 9.9 BHV-3 31.1 35.2 0.0 0.0 0.0 BHV-4 32.4 34.9 l.3 -0.3 1.3 BHV-5 36.4 36.6 5.3 1.4 6.7 BHV-6 33.5 35.3 2.4 0.1 2.5 *Negative values treated as zero for cumulative dose The results for this period indicate that above background measurements for stations BVH-1, BVH-2, BVH-4, BVH-5 and BHV-6 are within regulatory limits. BHV-1 is at the location of the nearest potential residence. The nearest actual residence is approximately 0.4 miles north of BHV -1. The annual individual member of the public limit is 100 mrem/yr for combined internal and external exposure. 4. VEGETATION SAMPLES Vegetation samples are collected at three locations around the Mill property. The sampling locations are: 1) northeast, 2) northwest and 3) southwest of the Mill facility. The vegetation samples are collected during early spring, late spring and fall (i.e., the growing seasons). Graphical log-scale presentation of the vegetation sampling results for 7 this reporting period, together with the analytical results reported by the Mill's contract laboratory (including QA/QC information) are included at Attachment F of this report. The fall 2009 data resnlts are within the variation of previous sampling episodes. Regarding lower limits of detection, all analyses indicated detected concentrations. 5. STACK SAMPLING Under Section 5.0 of Tab 1.4 of the Mill's Environmenwl Protection Manual, Revision: DUSA-1, 2/07 (the "Environmental Protection Manual") gas stack samples are collected at the Mill in accordance with the calendar year schedule shown below: Table 7 -Stack Sampling Requirements Frequency Feed Stack (Grizzly Stack for Packaging Baghouse) Yellowcake Dryer (Yellowcake Baghouse) Quarterly None If operating, U-nat If operating, U-nat Semi-annually If operating, U-nat, If operating, U-nat, If operating, U-nat, Th-230 Th-230, Ra-226, Pb-Th-230, Ra-226, 210 Pb-210 The yellowcake dryer and yellowcake baghouse were operating during the 3rd and 4'11 Quarters of 2009. The grizzly was not operating during those quarters. During the Is< quarter of 2009, the yellowcake dryer was operating, but not the yellowcake baghouse or the grizzly. During the second quarter of 2009, the yellowcake dryer, the yellowcake baghouse and the grizzly were operating. The analytical results of stack sampling conducted for the 3rd and 4'11 Quarters of 2009, as well as for the I" and 2nd Quarters of 2009, are provided in Table 8 below, indicating the uCi/cc concentration in the stack emissions and the stack's radionuclide release rate (uCi/sec) for U-Nat, Th-230, Ra-226 and Pb-210 at each of the stacks sampled. The actual analytical results reported by the laboratory are provided in Attachment G to this report. Due to inadvertence on the part of the Mill's sampling contractor, the Mill's contract analytical laboratory was not instructed to analyze for Th-230, Ra-226 or Pb-210 for the fourth quarter 2009 sampling event for the yellowcake dryer and the yellowcake baghouse. However, the laboratory was instructed on February 25, 20 I 0 to analyze for those constituents from 4'11 quarter 2009 samples remaining at the laboratory, and will be able to provide Denison with sample results within four to six weeks. Those 4'11 quarter 2009 sample results will be included in the Semi-Annual Effluent Report for January to June 2010. It should be noted that, although these 4'11 quarter results are not reported in this Report, they were taken during the 4'11 quarter and will be analyzed and sampled. Further, the Mill has reported the full suite of radionuclides for both the I" and 2nd quarter sampling events. It is also important to note that stack effluent concentrations are not comparable to 8 environmental air sampling station ECL' s for regulatory compliance purposes. The ECL is a limit that applies to the receptor locations and is not applicable to effluents from mill processes on the Mill site. These stack release data are more appropriately utilized for dose modeling purposes, and dose modeling is not computed for semi-annual reporting purposes. Table 8-Stack Eflluent Concentrations and Release Rates U-Nat U-N at. Th-230 Th-230 Ra-226 Ra-226 Pb-210 Pb-210 u/Ci/cc uCi/sec uCi/cc uCi/sec uCi/cc uCi/sec uCi/cc uCi/sec 1ST Qtr, 2009 . North YC Dryer, Run I 1.94E-9 8.33E-4 1.14E-12 4.91E-7 5.12E-14 2.20E-8 1.12E-12 4.81E-7 North YC Dryer, Run 2 I .60E-9 6.5 1E-4 7.6E-13 3.10E-7 3.45E-14 1.41E-8 I.OSE-12 4.29E-7 2"' Qtr, 2009 . North YC Dryer, Run I 4.49E-10 2.31E-4 3.70E-13 1.90E-7 3.61E-14 1.86E-8 5.60E-13 2.88E-7 North YC Dryer, Run 2 9.26E-IO 6.07E-4 3.59E-13 2.36E-7 2.60E-14 1.71E-8 8.68E-13 5.69E-7 Yellowcake Baghouse S.SIE-10 6.07E-4 4.1E-12 4.59E-6 2.88E-14 3.22E-8 2.86E-13 3.20E-7 Grizzly Baghouse 1.28E-11 6.50E-4 2.32E-13 2.36E-7 I.SIE-13 8.12E-8 3.46E-13 1.55E-7 3'd Qtr, 2009 North YC Dryer, Run 1 7.05E-09 3.60E-03 * * * * * North YC Dryer, Run 2 1.72E-08 7.90E-03 * * * * * Yellowcake Baghouse 3.24E-09 3.44E-03 * * * * * 4'h Qtr, 2009 North YC Dryer, Run I 7.31E-09 3.59E-03 * * * * * North YC Dryer, Run 2 9.94E-09 4.97E-03 * * * * * Yellowcake Baghouse 3.74E-09 4.61E-03 * * * * * :i-Data not available. 6. SURFACE WATER MONITORING Under the License, and Part l of the Mill's Environmental Protection Manual, surface water samples are required to be obtained annually from Westwater Canyon and quarterly from Cottonwood Creek, using grab sampling. Cottonwood Creek is an intermittent ephemeral drainage located southwest and down-gradient of the Mill complex. Westwater Canyon is a drainage located west of the Mill facility, which is rarely flowing. Surface water samples were not collected from Cottonwood Creek during the 3rd or 4'11 Quarters of 2009. Cottonwood Creek was dry on three attempts to sample in August, 2009 and was covered in snow and/or frozen on three attempts to sample in December, 2009. Westwater Canyon was not flowing and it was therefore not possible to collect a 9 * * * * * * surface water sample during the 3rd or 41h quarter 2009 sampling events. However, a soil sample was collected at Westwater Canyon. See Section 7 below. The field data sheets for the surface water sampling attempts, along with graphs showing historic results are included as Attachment H. 7. SOIL SAMPLING Under Tab 4.1 of the Mill's Environmental Protection Manual, surface soils are required to be sampled at the Mill's air monitoring stations (BHV-1 , BHV-2, BHV-3 (referred to as "Black Mesa" in the laboratory analytical results), BHV -4, BHV -5 and BHV -6) once per year during August or as soon as poss ible thereafter, but no later than September 30 of each year. In addition, a soil sample could be taken from Westwater Canyon, in the place of a water sample. However, a soil sample would only be taken at Westwater Canyon if water is not available. All soil samples will be analyzed, on a dry basis, for Ra-226 and U-nat. Annual soil samples were collected by the Mill staff during August 2009 at the six air monitoring stations and at Westwater Canyon. The results of these samplings indicate that soils at the air monitoring stations and at Westwater Canyon remain low and within the range of typical background. A graphical presentation of historical results for soils at the air monitoring stations, together with analytical sample results for the August 2009 sampling are provided in attachment I. 9. METEOROLOGICAL MONITORING As in prior reporting periods, an independent contractor has prepared the White Mesa Mill Semi-annual Meteorological Monitoring Report for the period of July through December, 2009. This information is retained at the Mill site fo r agency review. 10. SIGNATURE This Report was prepared by Denison Mines (USA) Corp. on February 26, 2010. Denison Mines (USA) Corp. By ~ David C. Frydenlund Vice President, Regulatory Affairs and Counsel 10 Attachment A Prope~ty Boundary Reservation Boundary ~~o~nnHml!l Canyon Rim i i I i ---··t ··-·----- 1 C' Air Monitor Stations L--··--··--- 1 '"" / I I ; ~~~ 1N ·-·-.L----,···--·--·-·-. / I / \ r 2000 1 o 1-WU I SCALE IN rn:r 2000 I Attachment B Tab 1 -E ::::: () ::I -(/) c 0 :;; ~ -c C1) (J c 0 () C1) "C (J ::I c 0 "C cu a:: I I I I N ~ I UJ 0 ~ ~ I C") ~ I UJ 0 ~ ~ • I ~ Fi I I"' f-1'-+- «::; .-.:::: 4 ~ I"""" 1.: ~ I ~ ~ :.~ t s;-1 ~I _I ~ ~ ~ ~ ~ b. -, r::::: ~ t I• 1::::: h f.-~ .. f::: ~ I I~ '<t ~ I UJ 0 ~ r- ... i I It ~==· I I ~tl ~ • )I 11 i'lliil' ~t i .... I r. r'i ~ ~~ I . 1 ... 1..-:,.... 6o-das I -.. t:-4 lor ' •• so-das ~ ~·~ ~ I.! ~ Lo-das go-das so-das I I I ,_ vo-das ~·~ £o-das ~~ -eo.. r'D zo-daso ~ N ~o-das-6 ro 0.::: I Q) ~~ • ~· 14~ ~~ ~ :::.. ..J oo-das + 66-das <0 I 95-das~ I 1 I ~ 7 I ~ ::!! i ;;: !i;;llll:::l ... E L6-das.2 "0 ro 95-daso::: s5-das + !;;.. :::::. ~...-.... 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I LU 0 ~ (a1eos 601) so-das so-das La-das go-d as so-das vo-das £o-das zo-das -~ ~o-das oo-das I ss-das ss-das Ls-das gs-das ss-das ....... vs-das £s-das zs-das ~s-das os-das ss-das gg-das Ls-das gg-das ss-das vs-das £s-das I. zg-das ~g-das 10 c.o ,..._ ...... ...... ...... I I I LU 0 ~ LU LU I 0 0 ~ ~ ...... ...... DENISON MINES (USA) CORP WHITE MESA MILL AMBIENT AIR RADIONUCLIDE PARTICULATE! Location: BHV-1 Current Quarter 1st 1st 2nd 3rd 4th %time operated 94.5% 97.6% n/a n/a Air Volume, SCF x 1ef 4.51 4.70 n/a n/a PERIOD ENDING URANIUM URANIUM-Natural THORIUM 230 RADIUM 226 LEAD 210 GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % CONC. !!Ci/cc ERROR (1E-16) MPC* CONC. !!Ci/cc ERROR (1E-16) MPC* CONC. !!Ci/cc ERROR (1E-16) MPC* CONC. !!Ci/cc ERROR (1E-16) MPC* 28-Sep-81 2.35E-15 5E-17 4.70E-02 7.82E-16 2.75E-16 1E-16 2.61E-01 1.06E-15 1.24E-16 1E-16 5.30E-02 2.57E-14 1.52E-15 2E-15 3.21E-01 14-Dec-81 1.56E-15 5E-17 3.12E-02 1.49E-15 2.10E-16 1E-16 4.97E-01 1.93E-15 3.34E-16 1E-16 9.65E-02 2.64E-14 2.28E-15 2E-15 3.30E-01 29-Mar-82 2.16E-15 9E-16 4.32E-02 2.93E-15 1.15E-15 3E-15 9.77E-01 1.16E-15 5.78E-16 4E-15 5.80E-02 2.09E-14 2.76E-15 2E-14 2.61E-01 30-Jun-82 4.69E-15 9.09E-17 1E-16 9.38E-02 3.46E-15 3.28E-16 1E-16 1.15E+OO 2.38E-15 4.77E-16 5E-16 1.19E-01 2.14E-14 3.70E-15 5E-15 2.68E-01 27-Sep-82 4.45E-15 3.11E-16 1E-16 8.90E-02 3.29E-15 4.76E-16 1E-16 1.10E+OO 3.23E-15 4.02E-16 1E-16 1.62E-01 1.99E-14 3.60E-15 2E-15 2.49E-01 3-Jan-83 4.39E-15 2.80E-16 5E-17 8.78E-02 5.91E-16 1.34E-16 7E-17 1.97E-01 9.14E-16 1.03E-16 6E-17 4.57E-02 4.87E-14 2.70E-15 2E-15 6.09E-01 4-Apr-83 7.51E-16 7.33E-17 5E-17 1.50E-02 2.13E-16 3.05E-17 2E-17 7.10E-02 3.20E-16 7.63E-17 5E-17 1.60E-02 1.88E-14 1.00E-15 9E-16 2.35E-01 30-Jun-83 2.68E-16 1.71E-17 5E-17 5.36E-03 6.92E-16 1.32E-16 9E-17 2.31E-01 7.92E-16 1.32E-16 1E-16 3.96E-02 2.00E-14 2.00E-15 1E-15 2.50E-01 3-0ct-83 Sample Lost 3-Jan-84 2.87E-15 8.99E-17 1E-16 5.74E-02 1.14E-16 4.98E-17 8E-17 3.80E-02 1.79E-16 7.69E-17 1E-16 8.95E-03 1.06E-14 1.99E-15 2E-15 1.33E-01 2-Apr-84 1.59E-15 7.39E-17 5E-17 3.18E-02 3.40E-16 1.01E-16 3E-17 1.13E-01 3.71E-16 7.80E-17 7E-17 1.86E-02 3.34E-14 1.69E-15 1E-15 4.18E-01 2-Jul-84 3.10E-15 7.00E-17 6E-17 6.20E-02 l.OOE-15 3.59E-16 3E-16 3.33E-01 2.09E-15 2.29E-16 1E-16 1.05E-01 1.88E-14 1.10E-15 9E-16 2.35E-01 1-0ct-84 6.42E-16 1.41E-17 5E-17 1.28E-02 1.39E-16 1.17E-16 7E-17 4.63E-02 1.94E-16 1.11E-16 9E-17 9.70E-03 1.85E-14 1.39E-15 1E-15 2.31E-01 2-Jan-85 5.06E-16 7.10E-18 5E-16 1.01E-02 4.56E-16 2.26E-16 2E-16 1.52E-01 3.49E-16 1.32E-16 1E-16 1.75E-02 3.03E-14 1.17E-15 7E-16 3.79E-01 1-Apr-85 O.OOE+OO 1.44E-17 5E-17 O.OOE+OO 1.23E-15 2.52E-16 4E-17 4.10E-01 4.88E-16 1.09E-16 9E-17 2.44E-02 8.06E-15 8.99E-16 8E-16 1.01E-01 1-Jul-85 7.17E-16 2.75E-17 5E-17 1.43E-02 O.OOE+OO 4.76E-14 1E-16 O.OOE+OO 1.05E-15 1.50E-16 7E-17 5.25E-02 2.15E-14 1.32E-15 8E-16 2.69E-01 30-Sep-85 6.13E-16 2.52E-17 5E-16 1.23E-02 1.18E-16 1.18E-16 1E-16 3.95E-02 3.71E-16 8.56E-17 7E-17 1.85E-02 3.64E-15 6.61E-16 9E-16 4.55E-02 2-Jan-86 3.42E-15 9.42684E-1E 9E-16 6.84E-02 4.74E-16 #NAME? 2E-16 1.58E-01 #REF! #REF! 2E-16 #REF! #REF! #REF! 2E-15 #REF! 1-Apr-86 3.98E-15 2E-18 7.96E-02 9.74E-16 2.05E-16 5E-18 3.25E-01 1.50E-15 2.07E-16 4E-18 7.51E-02 1.41E-14 4.06E-16 1E-16 1.76E-01 30-Jun-86 5.51E-17 1.8E-16 1E-17 1.10E-03 3.52E-16 3.13E-17 2E-18 1.17E-01 1.37E-15 3.01E-17 4E-18 6.87E-02 1.23E-14 6.01E-16 5E-16 1.54E-01 27-0ct-86 1.99E-15 2E-18 3.98E-02 3.06E-16 8.00E-17 3E-18 1.02E-01 1.25E-15 1.00E-16 2E-18 6.25E-02 1.08E-14 2.00E-16 4E-18 1.35E-01 15-Dec-86 1.67E-15 3E-18 3.34E-02 1.16E-16 4.00E-17 2E-17 3.87E-02 5.98E-16 l.OOE-16 4E-17 2.99E-02 1.37E-14 2.00E-16 3E-17 1.71E-01 16-Mar-87 2.33E-15 3E-18 4.66E-02 4.30E-16 9.00E-17 6E-18 1.43E-01 1.92E-16 5.00E-17 5E-18 9.60E-03 5.59E-14 1.00E-15 8E-18 6.99E-01 11-May-87 2.36E-15 5E-18 4.72E-02 7.69E-16 1.60E-16 5E-18 2.56E-01 8.76E-16 1.00E-16 5E-18 4.38E-02 1.45E-14 3.00E-16 3E-17 1.81E-01 9-Sep-87 2.27E-15 1E-19 4.54E-02 2.44E-15 2.00E-16 6E-18 8.13E-01 8.51E-16 1.40E-16 4E-18 4.26E-02 3.14E-14 5.00E-16 8E-18 3.93E-01 2-Nov-87 2.75E-15 1E-17 5.50E-02 2.46E-15 3.00E-16 1E-17 8.20E-01 1.34E-15 2.00E-16 1E-17 6.70E-02 2.79E-14 l.OOE-15 5E-17 3.49E-01 16-Feb-88 1.07E-15 5E-18 2.14E-02 1.47E-16 5.00E-17 2E-17 4.90E-02 4.44E-16 5.00E-17 3E-17 2.22E-02 4.01E-14 2.00E-16 SE-17 5.01E-01 18-May-88 1.98E-15 3E-18 3.96E-02 1.25E-15 l.OOE-16 2E-17 4.17E-01 6.40E-16 7.00E-17 1E-17 3.20E-02 1.07E-14 1.00E-16 3E-17 1.34E-01 15-Aug-88 2.06E-15 3E-18 4.12E-02 3.41E-15 2.00E-16 1E-17 1.14E+00 5.08E-16 6.00E-17 2E-17 2.54E-02 1.62E-14 3.00E-16 2E-17 2.03E-01 14-Nov-88 3.94E-15 3E-18 7.88E-02 2.12E-15 1.00E-16 1E-17 7.07E-01 1.01E-15 5.00E-17 1E-17 5.05E-02 2.47E-14 l.OOE-16 3E-17 3.09E-01 13-Feb-89 1.99E-15 4E-17 3.98E-02 5.73E-16 7.88E-17 1E-16 1.91E-01 5.99E-16 3.49E-17 2E-16 3.00E-02 3.23E-14 2.36E-16 5E-16 4.04E-01 15-May-89 1.70E-15 7E-18 3.40E-02 6.32E-16 7.00E-17 7E-18 2.11E-01 5.86E-16 5.00E-17 7E-18 2.93E-02 6.16E-15 1.00E-16 3E-17 7.70E-02 14-Aug-89 2.31E-15 2E-18 4.62E-02 2.31E-16 3.00E-17 8E-18 7.70E-02 1.77E-16 5.00E-17 8E-18 8.85E-03 7.65E-15 1.00E-16 4E-17 9.56E-02 13-Nov-89 4.72E-15 2E-17 9.44E-02 1.71£-15 2.00E-16 3E-18 5.70E-01 1.52E-15 2.00E-16 8E-18 7.61E-02 1.89E-14 3.00E-16 2E-17 2.37E-01 12-Feb-90 3.44E-16 3E-18 6.88E-03 8.39E-16 l.OOE-16 6E-18 2.80E-01 8.31E-16 8.00E-17 2E-17 4.16E-02 2.57E-14 3.00E-16 5E-17 3.21E-01 14-May-90 3.03E-15 1E-16 6.06E-02 1.47E-15 2.00E-16 1E-16 4.90E-01 1.04E-15 1.00E-15 1E-16 5.20E-02 1.79E-14 3.00E-16 2E-16 2.24E-01 13-Aug-90 1.64E-15 1E-16 3.28E-02 1.49E-15 7.00E-17 1E-16 4.97E-01 3.34E-16 5.00E-17 1E-16 1.67E-02 8.27E-15 2.00E-16 2E-16 1.03E-01 12-Nov-90 1.48E-15 1E-16 2.96E-02 7.50E-16 1.10E-16 1E-16 2.50E-01 5.80E-16 7.00E-17 1E-16 2.90E-02 2.16E-14 4.00E-16 2E-16 2.70E-01 11-Feb-91 1.90E-16 1E-16 3.80E-03 3.48E-17 2.10E-17 1E-16 1.16E-02 7.91E-17 2.30E-17 1E-16 3.96E-03 3.79E-14 l.OOE-15 2E-16 4.74E-01 13-May-91 3.42E-16 1E-16 6.84E-03 1.34E-15 l.OOE-16 1E-16 4.47E-01 7.39E-16 9.00E-17 1E-16 3.70E-02 1.46E-14 1.00E-15 2E-15 1.83E-01 12-Aug-91 2.77E-16 1E-16 5.54E-03 4.17E-17 8.00E-18 1E-16 1.39E-02 1.45E-16 7.00E-17 1E-16 7.25E-03 1.80E-14 3.00E-16 2E-15 2.25E-01 11-Nov-91 6.65E-17 1E-16 1.33E-03 9.13E-17 3.00E-17 2E-17 3.04E-02 2.77E-17 2.00E-17 2E-17 1.39E-03 1.06E-14 2.00E-16 1E-16 1.33E-01 10-Feb-92 11-May-92 10-Aug-92 9-Nov-92 9-Feb-93 10-May-93 10-Aug-93 8-Nov-93 7-Feb-94 9-May-94 9-Aug-94 7-Nov-94 7-Feb-95 9-May-95 9-Aug-95 11-Nov-95 5-Feb-96 6-May-96 5-Aug-96 6-Nov-96 6-Feb-97 5-May-97 11-Aug-97 5-Jan-98 28-Apr-98 31-Jul-98 28-Sep-98 28-Dec-98 29-Mar-99 3-Jul-99 27-Sep-99 28-Dec-99 27-Mar-00 26-Jun-00 26-Sep-00 26-Dec-00 26-Mar-01 29-Jul-01 24-Sep-01 31-Dec-01 1-Apr-02 1-Jul-02 30-Sep-02 30-Dec-02 31-Mar-03 30-Jun-03 29-Sep-03 29-Dec-03 29-Mar-04 27-Jun-04 27-Sep-04 27-Dec-04 28-Mar-05 29-Jun-05 1.94£-16 2.54£-16 1.73E-16 1.56E-16 2.10£-16 O.OOE+OO 2.30£-16 O.OOE+OO 1.82E-16 3.60E-16 4.04E-16 9.18E-17 1.77E-16 9.40E-17 2.70E-16 4.80£-15 5.34E-15 5.11E-16 5.99E-16 3.38E-16 l.OOE-16 1.09E-16 2.88£-16 3.24£-16 4.75E-16 8.84E-16 2.81E-16 8.08£-16 2.06E-16 5.31E-16 8.98E-16 1.48£-15 <l.OOE-16 3.47E-16 2.51E-16 <1.00£-16 3.10£-16 1.52E-16 1.03E-16 <1.00E-16 2.05E-16 3.55E-16 1.17E-16 <1.00E-16 1.20E-16 2.18E-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <1.00E-16 1E-16 1E-16 2E-18 3E-18 1E-18 3E-18 2E-18 2E-18 3E-21 2E-17 1E-16 1E-16 1E-16 1E-22 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 3.88£-03 5.08E-03 3.46E-03 3.12E-03 4.20E-03 O.OOE+OO 4.60E-03 O.OOE+OO 3.03E-01 6.00E-01 6.73E-01 1.84E-01 2.95E-01 1.57E-01 4.50E-01 8.00E+00 8.90E+00 8.52E-01 9.98E-01 5.63E-01 1.67E-01 1.82E-01 4.80E-01 5.40E-01 7.92E-01 9.82E-01 3.12E-01 8.97E-01 2.29E-01 5.90E-01 9.97E-01 1.64E+OO <1.11E-01 5.78E-01 2.79E-01 O.OOE+OO 3.45E-01 1.69E-01 1.15E-01 4.28E-17 6.49E-16 l.SSE-16 3.19E-17 O.OOE+OO 4.11E-17 6.00E-17 O.OOE+OO S.OOE-18 2.70E-16 2.70E-16 3.60E-16 9.70E-17 5.36E-16 1.60E-16 6.41E-16 2.30E-15 3.06E-16 1.55E-15 5.45E-16 1.25E-16 l.OOE-16 3.83E-16 3.47E-16 6.73E-16 1.93E-15 2.89E-16 4.93E-16 2.06E-16 2.47E-16 3.90E-16 6.00E-16 1.06E-16 3.46E-16 1.78E-16 1.42E-16 <l.OOE-15 1.44E-16 <l.OOE-16 <1.11E-01 <1.00E-16 2.28E-01 2.44E-16 3.94E-01 4.85E-16 1.30E-01 1.61E-16 <1.11E-01 1.03E-16 1.33E-01 1.12E-16 2.42E-01 3.40E-16 <1.11E-01 <l.OOE-16 <1.11E-01 2.54E-16 <1.11E-01 <l.OOE-16 <1.11E-01 <l.OOE-16 <1.11E-01 <1.00E-16 <1.11E-01 <l.OOE-16 <1.11E-01 <l.OOE-16 <1.11E-01 1.30E-16 3.00E-17 S.OOE-17 4.00E-17 2.10E-17 4.60E-17 3.60E-17 S.OOE-17 5.60E-17 6.00E-17 1.10E-16 8.71E-17 4.42E-17 1.00E-16 4.39E-17 1.50E-17 5.75E-17 1.30E-16 2.90E-17 7.65E-17 4.65E-17 2.47E-17 NA 4.14E-17 N/A 3.18E-17 N/A 2.57E-17 2.42E-17 1.68E-17 1.68E-17 2.74E-17 5.18E-17 1.12E-17 3.53E-17 8.40E-18 9.80E-18 7.16E-18 NA NA 3.03E-17 3.75E-17 1.15E-17 8.66E-18 1.43E-17 2.58E-17 NA l.lSE-17 NA NA NA NA NA 1.11E-17 2E-17 2E-19 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 4E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1.43E-02 2.16E-01 5.17E-02 1.06E-02 O.OOE+OO 1.37E-02 2.00E-02 O.OOE+OO 1.67E-02 9.00E-01 9.00E-01 1.20E+00 3.23E-01 1.79E+00 5.33E-01 2.14E+00 7.67E+OO 1.02E+OO 5.17E+OO 1.82E+OO 4.17E-01 3.33E-01 1.28E+OO 1.16E+OO 2.24E+OO 6.43E+OO 9.64E-01 1.64E+OO 6.86E-01 8.24E-01 1.30E+00 2.00E+00 3.55E-01 1.15E+OO 5.93E-01 4.73E-01 4.08E-17 6.86E-17 1.20E-16 4.90E-18 3.89E-17 6.43E-17 6.43E-17 O.OOE+OO 4.30E-17 2.87E-16 2.94E-16 2.91E-16 9.70E-17 1.60E-15 2.76E-16 8.93E-16 1.30E-15 1.40E-16 2.03E-16 l.OOE-16 1.28E-16 1.00E-16 1.82E-16 1.19E-16 5.69E-16 1.43E-15 1.80E-16 5.01E-16 1.42E-16 2.23E-16 2.96E-16 5.57E-16 <l.OOE-16 3.62E-16 3.25E-16 1.31E-16 <3.33E-OO <l.OOE-15 4.79E-01 1.77E-16 <3.33E-01 <1.00E-16 <3.33E-01 <l.OOE-16 8.13E-01 2.29E-16 1.62E+OO 1.06E-16 5.37E-01 <1.00E-16 3.43E-01 <l.OOE-16 3.91E-01 <l.OOE-16 1.13E+OO 1.67E-16 <3.33E-01 <1.00E-16 8.48E-01 3.35E-16 <3.33E-01 <l.OOE-16 <3.33E-01 <1.00E-16 <3.33E-01 <1.00E-16 <3.33E-01 <l.OOE-16 <3.33E-01 <l.OOE-16 4.32E-01 1.20E-16 2.20E-17 4.00E-17 6.00E-17 2.20E-17 7.30E-17 4.00E-17 8.10E-17 1.00E-16 1.60E-16 l.OOE-16 2.90E-17 2.45E-17 1.00E-16 7.17E-17 4.68E-17 4.24E-16 7.80E-17 9.67E-18 2.83E-17 NA 1.54E-17 NA 1.49E-17 N/A 4.08E-17 6.65E-17 9.07E-18 3.63E-17 7.62E-18 2.29E-17 2.90E-17 4.57E-17 NA 3.99E-17 8.40E-18 4.20E-18 N/A NA NA 2.45E-17 2.98E-18 N/A N/A N/A 2.00E-17 N/A 8.59E-18 NA N/A N/A N/A N/A 1.67E-17 2E-17 2E-19 2E-18 3E-18 3E-18 3E-18 3E-18 3E-18 3E-18 3E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 2.04E-03 3.43E-03 6.00E-03 2.45E-04 1.95E-03 3.22E-03 3.22E-03 O.OOE+OO 4.78E-03 3.19E-02 3.27E-02 3.23E-02 l.OSE-02 1.78E-01 3.07E-02 9.92E-02 1.44E-01 1.56E-02 2.26E-02 1.11E-02 1.42E-02 l.llE-02 2.02E-02 1.33E-02 6.32E-02 1.59E-01 2.00E-02 5.57E-02 1.58E-02 2.48E-02 3.29E-02 6.19E-02 1.11E-02 4.02E-02 3.61E-02 1.46E-02 3.51E-14 1.38E-14 1.53E-14 1.86E-14 2.52E-14 1.26E-14 1.60E-14 1.57E-14 2.59E-14 1.60E-14 2.00E-15 2.00E-15 8.60E-15 3.84E-15 3.76E-15 5.20E-15 4.20E-15 7.03E-15 5.94E-15 1.22E-14 5.68E-15 4.39E-15 5.29E-15 4.73E-15 5.94E-15 5.22E-15 4.64E-15 1.06E-14 6.69E-15 6.44E-15 7.29E-15 6.19E-15 6.23E-15 4.50E-15 8.55E-15 7.77E-15 <1.11E-O 7.19E-15 1.97E-02 7.21E-15 <l.llE-02 8.09E-15 <l.llE-02 1.39E-15 2.55E-02 8.15E-15 1.17E-02 <0.0111 <0.0111 <0.0111 1.85E-02 <0.0111 3.73E-02 7.65E-15 3.68E-15 9.46E-15 4.68E-15 5.96E-15 7.28E-15 6.25E-15 <1.11E-02 1.54E-14 <l.llE-02 3.04E-15 <1.11E-02 1.05E-14 <l.llE-02 1.59E-14 <1.11E-02 7.42E-15 1.34E-02 7.94E-15 6.00E-17 2.00E-16 2.00E-16 2.00E-16 4.00E-16 2.00E-16 2.00E-16 3.00E-16 5.00E-16 3.00E-16 1.90E-16 7.61E-17 3.76E-16 2.05E-16 2.68E-16 2.40E-16 3.04E-16 5.54E-16 3.05E-16 4.53E-16 2.85E-16 2.96E-16 2.84E-16 N/A 2.92E-16 3.33E-16 2.24E-16 2.66E-16 2.99E-16 3.06E-16 3.19E-16 3.09E-16 2.90E-16 3.53E-17 2.06E-16 2.28E-16 3.77E-16 1.27E-16 1.68E-16 1.59E-16 1.64E-16 1.79E-16 9.52E-17 1.69E-16 1.19E-16 1.39E-16 1.89E-16 1.39E-16 3.37E-16 2.72E-16 3.85E-16 2.63E-16 1.40E-16 1.64E-16 1E-16 1E-18 2E-17 2E-17 2E-17 2E-17 2E-17 2E-17 2E-17 2E-16 2E-15 2E-15 1E-16 1E-16 2E-15 1E-15 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 6E-13 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 4.39E-01 1.73E-01 1.91E-01 2.33E-01 3.15E-01 1.58E-01 2.00E-01 1.96E-01 4.32E+OO 2.67E+OO 3.33E-01 3.33E-01 1.43E+00 6.40E-01 6.27E-01 8.67E-01 7.00E-01 1.17E+OO 9.90E-01 2.03E+00 9.47E-01 7.32E-01 8.82E-01 7.88E-01 9.90E-01 8.70E-01 7.73E-01 1.76E+OO 1.12E+OO 1.07E+OO 1.22E+OO 1.03E+OO 1.04E+OO 7.50E-01 1.43E+OO 1.30E+OO 1.20E+OO 1.20E+OO 1.35E+OO 2.32E-01 1.36E+OO 1.26E+OO 6.13E-01 1.58E+OO 7.80E-01 9.94E-01 1.21E+OO 1.04E+OO 2.57E+OO 5.07E-01 1.75E+00 2.66E+00 1.24E+00 1.32E+OO 26-Sep-05 <l.OOE-16 1E-16 <1.11E-01 2.56E-16 2.64E-17 1E-16 8.53E-01 2.42E-16 4.58E-17 1E-16 2.68E-02 1.22E-14 5.37E-16 2E-15 2.04E+00 3-Jan-06 2.13E-16 1E-16 2.37E-01 1.04E-16 1.53E-17 1E-16 3.45E-01 <1.00E-16 N/A 1E-16 <1.11E-02 3.73E-14 5.96E-14 2E-15 6.22E+00 3-Apr-06 1.62E-16 1E-16 1.80E-01 1.86E-16 5.02E-17 1E-16 6.20E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 8.36E-15 4.21E-16 2E-15 1.39E+OO 3-Jul-06 1.86E-16 1E-16 1E-16 2.06E-01 <l.OOE-16 N/A 1E-16 <3.33E-01 <l.OOE-16 N/A 1E-16 <l.llE-02 9.77E-15 4.24E-16 2E-15 1.63E+OO 02-0ct-06 <l.OOE-16 1E-16 <1.11E-1 <l.OOE-16 N/A 1E-16 <3.33E-1 <l.OOE-16 N/A 1E-16 <1.11E-02 1.30E-14 5.05E-16 2E-15 2.17E+OO 01-Jan-07 2.88E+00 1E-16 3.20E-01 1.47E-16 3.54E-16 1E-16 4.89E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 1.17E-14 4.58E-16 2E-15 1.94E+OO 2-Apr-07 2.23E-16 1E-16 2.48E-01 1.63E-16 NA 1E-16 5.45E-01 <1.00E-16 NA 1E-16 <1.11E-2 1.65E-14 3.75E-17 1E-16 2.75E+OO 2-Jul-07 3.35E-16 1E-16 3.72E-01 1.34E-16 4.33E-17 1E-16 4.88E-01 1.36E-16 7.07E-17 1E-16 1.51E-02 1.78E-14 4.33E-17 2E-15 2.97E+OO 30-Sep-07 1.15E-16 1E-16 1.71E-01 <l.OOE-16 NA 1E-16 <3.33E-1 <l.OOE-16 NA 1E-16 <1.11E-02 7.68E-15 2.93E-16 2E-15 1.28E+OO 31-Dec-07 <l.OOE-16 1E-16 3.66E-01 1.93E-16 4.33E-17 1E-16 6.42E-01 <l.OOE-16 NA 1E-16 <l.llE-02 1.31E-14 3.40E-16 2E-15 2.18E+OO 31-Mar-08 1.14E-16 1E-16 1.26E-01 1.13E-16 2.63E-17 1E-16 3.76E-01 <1.0E-16 2.63E-17 1E-16 <1.11E-2 6.44 E-15 3.81E-16 2E-15 1.07E+OO 30-Jun-08 7.09E-16 1E-16 7.88E-01 3.83E-16 1.03E-16 1E-16 1.28E+OO 2.27E-16 1.06E-16 1E-16 2.53E-02 6.52 E-15 4.78E-16 2E-15 1.09E+OO 30-Sep-08 7.69E-16 1E-16 8.54 E-1 2.94E-16 2.22 E-18 1E-16 9.8 E-1 1.90E-16 4.30E-17 1E-16 2.11 E-2 7.64 E-15 4.16 E-16 2 E-15 1.27 E+OO 31-Dec-08 1.21E-15 1E-16 1.35 E+OO 4.76E-16 5.54 E-18 1E-16 1.59 E+OO 3.34E-16 2.49E-17 1E-16 3.71 E-2 1.16 E-14 5.54 E-16 2 E-15 1.93 E+OO 15-Mar-09 2.14122E-15 1E-16 1.01816£-15 1.75639E-16 1E-16 9.99968£-16 5.94202E-17 1E-16 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Location: BHV-2 Current Quarter 1st 1st 2nd 3rd 4th %time operated i Air Volume, SCF x 1ef PERIOD ENDING URANIUM URANIUM-Natural THORIUM 230 RADIUM 226 LEAD 210 GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % CONC. iJCi/cc ERROR (lE-16) MPC* CONC. iJCi/cc ERROR (1E-16) MPC* CONC. iJCi/cc ERROR (1E-16) MPC* CONC. iJCi/cc ERROR (lE-16) MPC* 28-Sep-81 1.39E-15 1E-16 2.78E-02 3.69E-16 2.00E-16 1E-16 1.23E-01 5.92E-16 1.35E-16 1E-16 2.96E-02 1.67E-14 1.21E-15 2E-15 2.09E-01 14-Dec-81 4.62E-16 1E-16 9.24E-03 8.03E-16 3.02E-16 1E-16 2.68E-01 3.62E-16 1.72E-16 1E-16 1.81E-02 1.33E-14 2.28E-15 2E-15 1.66E-01 29-Mar-82 7.07E-16 9E-16 1.41E-02 1.10E-15 6.49E-16 3E-15 3.67E-01 7.27E-16 3.96E-16 4E-15 3.64E-02 1.52E-14 3.63E-15 2E-14 1.90E-01 30-Jun-82 8.84E-16 8.74E-18 7E-17 1.77E-02 7.73E-16 2.39E-16 8E-17 2.58E-01 4.78E-16 1.69E-16 3E-16 2.39E-02 1.98E-14 1.79E-15 2E-15 2.48E-01 27-Sep-82 1.23E-15 6.02E-17 1E-16 2.46E-02 3.60E-16 1.35E-16 1E-16 1.20E-01 8.73E-16 2.71E-16 1E-16 4.37E-02 2.35E-14 5.43E-15 2E-15 2.94E-01 3-Jan-83 2.64E-15 1.69E-16 5E-17 5.28E-02 2.55E-16 1.03E-16 5E-17 8.50E-02 1.98E-16 5.66E-17 5E-17 9.90E-03 2.85E-14 2.50E-15 2E-15 3.56E-01 4-Apr-83 2.14E-16 3.20E-17 5E-17 4.28E-03 1.02E-16 3.96E-17 5E-17 3.40E-02 1.57E-16 7.63E-17 5E-17 7.85E-03 2.48E-14 1.19E-15 8E-16 3.10E-01 30-Jun-83 2.85E-16 1.92E-17 5E-17 5.70E-03 2.06E-16 5.05E-17 8E-17 6.87E-02 2.24E-16 8.68E-17 1E-16 1.12E-02 1.79E-14 9.94E-16 8E-16 2.24E-01 3-0ct-83 2.70E-16 1.22E-17 5E-17 5.40E-03 3.36E-16 6.49E-17 4E-17 1.12E-01 4.37E-16 9.81E-17 5E-17 2.19E-02 1.78E-14 1.09E-15 4E-16 2.23E-01 3-Jan-84 2.78E-15 1.19E-16 1E-16 5.56E-02 1.20E-16 1.11E-16 1E-16 4.00E-02 6.64E-17 4.52E-18 6E-17 3.32E-03 9.14E-15 1.46E-15 2E-15 1.14E-01 2-Apr-84 4.28E-16 1.55E-17 5E-17 8.56E-03 1.75E-16 5.18E-17 5E-17 5.83E-02 4.57E-17 5.03E-17 8E-17 2.29E-03 3.55E-14 1.79E-15 2E-15 4.44E-01 2-Jul-84 2.78E-15 4.03E-17 5E-17 5.56E-02 8.12E-16 3.35E-16 OE+OO 2.71E-01 1.98E-16 1.00E-16 1E-16 9.90E-03 1.68E-14 1.20E-01 1E-15 2.10E-01 1-0ct-84 2.69E-16 4.47E-18 5E-17 5.38E-03 2.66E-17 8.02E-17 1E-16 8.87E-03 O.OOE+OO 1.17E-16 1E-16 O.OOE+OO 1.77E-14 1.22E-15 9E-16 2.21E-01 2-Jan-85 2.15E-16 4.12E-18 5E-16 4.30E-03 7.55E-16 2.03E-16 9E-17 2.52E-01 2.87E-16 1.14E-16 1E-16 1.44E-02 3.19E-14 1.55E+OO 1E-15 3.99E-01 1-Apr-85 O.OOE+OO 7.92E-18 5E-17 O.OOE+OO 1.67E-16 1.75E-16 3E-17 5.57E-02 6.75E-17 7.69E-17 8E-17 3.38E-03 7.56E-15 8.83E-16 8E-16 9.45E-02 1-Jul-85 3.70E-17 8.60E-18 5E-17 7.40E-04 9.00E-16 4.76E-14 3E-16 3.00E-01 4.90E-17 1.05E-16 9E-17 2.45E-03 1.31E-14 1.32E-15 1E-15 1.64E-01 30-Sep-85 9.32E-17 1.26E-17 5E-16 1.86E-03 2.18E-16 4.63E-17 3E-16 7.26E-02 3.71E-16 4.64E-17 7E-17 1.86E-02 3.64E-15 2.85E-16 2E-15 4.55E-02 2-Jan-86 #REF! 2.74E-15 1E-15 #REF! 2.16E-16 1.12E-15 7E-16 7.20E-02 2.15E-17 2.31E-16 2E-16 1.08E-03 3.04E-16 1.71E-15 2E-15 3.80E-03 1-Apr-86 1.31E-15 2E-18 2.61E-02 1.50E-16 7.18E-17 5E-18 5.00E-02 3.71E-16 8.45E-17 4E-18 1.85E-02 2.90E-15 2.10E-16 9E-17 3.63E-02 30-Jun-86 2.23E-16 2.52E-17 1E-17 4.47E-03 1.32E-16 4.32E-17 2E-17 4.39E-02 7.09E-17 8.61E-18 4E-18 3.55E-03 2.53E-14 2.60E-15 3E-15 3.16E-01 27-0ct-86 6.41E-16 1E-18 1.28E-02 1.74E-16 4.00E-17 2E-18 5.80E-02 3.67E-16 l.OOE-16 1E-18 1.84E-02 1.04E-14 2.00E-16 3E-18 1.30E-01 15-Dec-86 3.56E-16 3E-18 7.12E-03 O.OOE+OO 2.00E-17 2E-17 O.OOE+OO 1.05E-16 5.00E-17 3E-17 5.25E-03 7.81E-15 1.00E-16 3E-17 9.76E-02 16-Mar-87 5.31E-16 3E-18 1.06E-02 1.30E-16 4.00E-17 5E-18 4.33E-02 7.74E-17 3.00E-17 4E-18 3.87E-03 3.80E-14 1.00E-15 6E-18 4.75E-01 11-May-87 4.06E-16 4E-18 8.12E-03 6.63E-17 7.00E-17 4E-18 2.21E-02 1.34E-16 4.00E-17 4E-18 6.70E-03 1.10E-14 3.00E-16 2E-17 1.38E-01 9-Sep-87 2.74E-16 8E-18 5.48E-03 2.38E-16 5.00E-17 6E-17 7.93E-02 1.38E-16 6.00E-17 2E-17 6.90E-03 1.04E-14 3.00E-16 1E-16 1.30E-01 2-Nov-87 3.73E-16 1E-17 7.46E-03 3.11E-16 8.00E-17 6E-18 1.04E-01 1.83E-16 7.00E-17 6E-17 9.15E-03 1.17E-14 3.00E-16 3E-17 1.46E-01 16-Feb-88 2.78E-15 5E-18 5.56E-02 2.31E-17 5.00E-17 2E-17 7.70E-03 1.20E-16 3.00E-17 3E-17 6.00E-03 3.55E-14 2.00E-16 5E-17 4.44E-01 18-May-88 4.63E-16 3E-18 9.26E-03 1.49E-16 5.00E-17 2E-17 4.97E-02 2.30E-16 6.00E-17 2E-17 1.15E-02 1.18E-14 2.00E-16 4E-17 1.48E-01 15-Aug-88 8.06E-16 3E-18 1.61E-02 8.69E-16 1.50E-16 1E-17 2.90E-01 1.80E-16 4.00E-17 2E-17 9.00E-03 1.42E-14 2.00E-16 2E-17 1.78E-01 14-Nov-88 4.34E-16 3E-18 8.68E-03 6.76E-16 6.00E-17 1E-17 2.25E-01 1.57E-16 3.00E-17 1E-17 7.85E-03 2.25E-14 2.00E-16 3E-17 2.81E-01 13-Feb-89 5.80E-16 4E-17 1.16E-02 2.85E-16 3.09E-17 4E-17 9.50E-02 1.55E-16 2.32E-17 2E-16 7.75E-03 2.80E-14 2.32E-16 5E-16 3.50E-01 15-May-89 5.06E-16 7E-18 1.01E-02 2.28E-16 7.00E-17 7E-18 7.60E-02 1.63E-16 3.00E-17 7E-18 8.15E-03 6.05E-15 1.00E-16 4E-17 7.56E-02 14-Aug-89 4.71E-16 2E-18 9.42E-03 9.60E-16 8.00E-17 8E-18 3.20E-01 1.26E-15 l.OOE-16 8E-18 6.30E-02 6.65E-15 1.00E-16 4E-17 8.31E-02 13-Nov-89 1.14E-15 2E-17 2.27E-02 4.08E-16 6.00E-17 3E-18 1.36E-01 4.18E-16 6.00E-17 7E-18 2.09E-02 1.59E-14 3.00E-16 2E-17 1.99E-01 12-Feb-90 1.09E-15 4E-18 2.18E-02 3.25E-16 7.00E-17 7E-18 1.08E-01 3.74E-16 9.00E-17 3E-17 1.87E-02 1.98E-14 3.00E-16 5E-17 2.48E-01 14-May-90 9.32E-16 1E-16 1.86E-02 5.27E-16 l.OOE-16 1E-16 1.76E-01 3.97E-16 1.00E-16 1E-16 1.99E-02 1.69E-14 3.00E-16 2E-16 2.11E-01 13-Aug-90 1.66E-16 1E-16 3.32E-03 5.49E-16 3.00E-17 1E-16 1.83E-01 4.75E-17 2.00E-17 1E-16 2.38E-03 1.27E-15 2.00E-16 2E-16 1.59E-02 12-Nov-90 6.05E-16 1E-16 1.21E-02 2.64E-16 6.00E-17 1E-16 8.80E-02 1.93E-16 4.00E-17 1E-16 9.65E-03 2.25E-14 3.00E-16 2E-16 2.81E-01 11-Feb-91 8.72E-17 1E-16 1.74E-03 7.00E-18 1.60E-17 1E-16 2.33E-03 3.33E-17 1.80E-17 1E-16 1.67E-03 3.49E-14 l.OOE-15 2E-16 4.36E-01 13-May-91 1.16E-16 1E-16 2.32E-03 3.86E-16 9.00E-17 1E-16 1.29E-01 2.80E-16 7.00E-17 1E-16 1.40E-02 1.50E-14 l.OOE-15 2E-15 1.88E-01 12-Aug-91 9.02E-17 1E-16 1.80E-03 8.82E-17 5.00E-17 1E-16 2.94E-02 7.65E-17 6.00E-17 1E-16 3.83E-03 1.58E-14 3.00E-16 2E-15 1.98E-01 11-Nov-91 4.81E-17 1E-16 9.62E-04 3.82E-17 2.00E-17 2E-17 1.27E-02 2.54E-17 2.00E-17 2E-17 1.27E-03 1.45E-14 4.00E-16 1E-16 1.81E-01 10-Feb-92 1.54E-16 1E-16 3.08E-03 6.82E-17 4.00E-17 2E-17 2.27E-02 1.40E-17 2.40E-17 2E-17 7.00E-04 3.41E-14 6.00E-17 1E-16 4.26E-01 11-May-92 2.38E-16 1E-16 4.76E-03 7.63E-17 4.00E-17 2E-19 2.54E-02 3.07E-17 3.00E-17 2E-19 1.54E-03 1.27E-14 2.00E-16 1E-18 1.59E-01 10-Aug-92 1.01E-16 2E-18 2.02E-03 7.07E-17 2.60E-17 4E-18 2.36E-02 2.80E-17 4.20E-17 2E-18 1.40E-03 1.41E-14 2.00E-16 2E-17 1.76E-01 9-Nov-92 5.20E-17 3E-21 1.04E-03 3.65E-17 2.40E-17 4E-18 1.22E-02 1.78E-17 2.80E-17 3E-18 8.90E-04 1.71E-14 2.00E-16 2E-17 2.14E-01 9-Feb-93 10-May-93 10-Aug-93 8-Nov-93 7-Feb-94 9-May-94 9-Aug-94 7-Nov-94 7-Feb-95 9-May-95 9-Aug-95 11-Nov-95 5-Feb-96 6-May-96 5-Aug-96 6-Nov-96 6-Feb-97 5-May-97 11-Aug-97 5-Jan-98 28-Apr-98 31-Jul-98 28-Sep-98 28-Dec-98 29-Mar-99 3-Jul-99 27-Sep-99 28-Dec-99 27-Mar-00 26-Jun-00 26-Sep-00 26-Dec-00 26-Mar-01 2-Jul-01 24-Sep-01 31-Dec-01 1-Apr-02 1-Jul-02 30-Sep-02 30-Dec-02 31-Mar-03 30-Jun-03 29-Sep-03 29-Dec-03 29-Mar-04 27-Jun-04 27-Sep-04 27-Dec-04 28-Mar-05 29-Jun-05 26-Sep-05 3-Jan-06 3-Apr-06 3-Jul-06 2.39E-16 O.OOE+OO 1.90E-16 O.OOE+OO 2.23E-16 2.16E-16 9.29E-17 9.21E-17 1.18E-16 9.40E-17 8.90E-17 2.83E-15 1.75E-15 1.40E-16 1.43E-16 1.45E-16 l.OOE-16 l.OOE-16 <l.OE-16 2.55E-16 1.20E-16 1.47E-16 <l.OE-16 2.54E-16 1.07E-16 2.46E-16 2.81E-16 5.20E-16 <l.OE-16 l.lOE-16 <1.00E-16 1.26E-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <1.00E-16 1.25E-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <l.OOE-16 <1.00E-16 <1.00E-16 <1.00E-16 <l.OOE-16 <1.00E-16 <1.00E-16 <1.00E-16 <l.OOE-16 <l.OOE-16 1.29E-16 1.02E-16 <l.OOE-16 O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO O.OOE+OO 1E-22 3E-18 2E-18 2E-18 2E-18 2E-17 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 4.78E-03 O.OOE+OO 3.80E-03 O.OOE+OO 3.72£-01 3.60E-01 1.55E-01 1.54E-01 1.97E-01 1.57E-01 1.48E-01 4.72E+OO 2.92E+OO 2.33E-01 2.38E-01 2.42E-01 1.67E-01 1.67E-01 O.OOE+OO 4.25E-01 2.00E-01 1.63E-01 <1.11E-1 2.83E-01 1.19E-01 2.74E-01 3.12E-01 5.78E-01 2.97£-17 7.11E-17 O.OOE+OO O.OOE+OO O.OOE+OO 7.20E-17 2.96E-16 2.35E-16 9.70£-17 1.20E-16 9.67E-17 4.09E-16 8.66E-16 1.15£-16 2.78£-16 1.57E-16 l.OOE-16 l.OOE-16 1.09E-16 1.07E-16 1.71E-16 4.24E-16 <l.OE-16 2.15E-16 <1.0E-16 <1.0E-16 1.41E-16 2.60E-16 <1.11 E-01 ,<l.OE-16 1.22E-01 <1.0E-16 O.OOE+OO 1.40E-01 <1.0E-16 <l.OE-16 <1.11E-01 <l.OOE-16 <1.11E-01 <l.OOE-16 <1.11E-01 <l.OOE-16 <1.11E-01 <l.OOE-16 <1.11E-01 <1.00E-16 1.39E-01 1.43E-16 <1.11E-01 <l.OOE-16 1E-16 <1.11E-01 <l.OOE-16 1E-16 <1.11E-01 <l.OOE-16 1E-16 <1.11E-01 <l.OOE-16 1.00E-16 <1.11E-01 <1.00E-16 l.OOE-16 <1.11E-01 <l.OOE-16 l.OOE-16 <1.11E-01 <l.OOE-16 l.OOE-16 <1.11E-01 <l.OOE-16 l.OOE-16 <1.11E-01 <l.OOE-16 1.00E-16 <1.11E-01 <1.00E-16 l.OOE-16 <1.11E-01 <1.00E-16 l.OOE-16 <1.11E-01 <l.OOE-16 l.OOE-16 <1.11E-01 1.99E-16 1.00E-16 1.43e4-01 <l.OOE-16 l.OOE-16 1.14E-01 <l.OOE-16 l.OOE-16 <1.11E-01 <l.OOE-16 6.30E-17 5.00E-17 3.70E-17 5.90E-17 6.00E-17 8.00E-17 2.23E-16 3.16E-17 l.OOE-16 l.OOE-16 3.45E-17 4.90E-17 1.90E-17 3.07E-17 2.97E-17 NA NA 2.29E-17 NA 1.23E-17 2.77E-17 NA 1.54E-17 <l.OE-16 <l.OE-16 1.37E-17 3.05E-17 NA 1.87E-17 NA NA NA NA NA NA NA 1.38E-17 NA NA NA NA NA NA NA NA NA NA NA NA 2.36E-17 NA NA NA 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 4E-18 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 9.90E-03 2.37E-02 O.OOE+OO O.OOE+OO O.OOE+OO 2.40E-01 9.87E-01 7.83E-01 3.23E-01 4.00E-01 3.22E-01 1.36E+OO 2.89E+OO 3.83E-01 9.27E-01 5.23E-01 3.33E-01 3.33E-01 3.63E-01 3.57E-01 5.70E-01 6.31E-17 3.19E-17 O.OOE+OO O.OOE+OO 1.84E-16 9.89E-17 3.04E-16 l.OOE-16 9.70E-17 3.50E-16 1.35E-16 5.23E-16 4.86E-16 l.OOE-16 l.OOE-16 l.OOE-16 1.00E-16 1.00E-16 <1.0E-16 5.00E-17 1.28E-16 1.41E+00 13.39E-16 <3.33E-01 <l.OE-16 7.17E-01 1.38E-16 <3.33E-01 <3.33E-01 4.70E-01 8.66E-01 <l.OE-16 <l.OE-16 <l.OE-16 2.01E-16 <3.33 E-01 <1.0E-16 <3.33 E-01 1.16E-16 <3.33 E-01 <l.OE-16 <3.33 E-01 <l.OE-16 <3.33E-01 <l.OE-16 <3.33E-01 <1.0E-16 <3.33E-01 <1.0E-16 <3.33E-01 <1.0E-16 <3.33E-01 <l.OE-16 4.77E-01 <l.OE-16 <3.33E-01 <l.OE-16 <3.33E-01 <l.OE-16 <3.33E-01 <1.0E-16 <3.33E-01 <1.0E-16 <3.33E-01 <l.OE-16 <3.33E-01 <l.OE-16 <3.33E-01 <l.OE-16 <3.33E-01 <1.0E-16 <3.33E-01 <1.0E-16 <3.33E-01 <l.OE-16 <3.33E-01 <l.OE-16 <3.33E-01 <l.OE-16 6.65E-01 1.44E-16 <3.33E-01 4.08E-16 <3.33E-01 <l.OE-16 <3.33E-01 <l.OE-16 5.00E-17 3.20E-17 8.10E-17 1.90E-16 2.00E-16 7.00E-17 3.04E-17 1.26E-17 l.OOE-16 3.25E-17 3.94E-17 7.34E-17 5.80E-17 NA NA NA NA NA NA NA 7.68E-18 3.21E-16 NA 6.15E-18 <l.OE-16 <1.0E-16 <1.0E-16 2.44E-17 NA 1.42E-07 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 3.19E-17 5.69E-17 NA NA 3E-18 3E-18 3E-18 3E-18 3E-18 3E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 3.16E-03 1.60E-03 O.OOE+OO O.OOE+OO 2.04E-02 l.lOE-02 3.38E-02 1.11E-02 1.08E-02 3.89E-02 1.50E-02 5.81E-02 5.40E-02 1.11E-02 1.11E-02 1.11E-02 1.11E-02 3.41E-14 1.34E-14 1.80E-14 1.49E-14 2.19E-14 1.37E-14 O.OOE+OO O.OOE+OO 7.42E-15 3.90E-15 2.38E-16 6.77E-15 3.50E-15 6.85E-15 5.83E-15 1.19E-14 5.84E-16 1.11E-02 3.89E-15 O.OOE+OO 5.69E-15 5.56E-03 5.11E-15 1.42E-02 6.40E-15 3.77E-02 4.80E-15 <1.11E-02 4.26E-15 1.54E-02 6.88E-15 <1.11E-02 7.61E-15 <1.11E-02 6.95E-15 <1.11E-02 7.35E-15 2.33E-02 7.00E-15 <1.11 E-02 7.12E-15 1.29E-02 5.07E-15 <1.11E-02 5.31E-15 <1.11E-02 9.45E-15 <1.11E-02 6.95E-15 <1.11E-02 6.56E-15 <1.11E-02 6.16E-15 <1.11E-02 2.20E-15 <1.11E-02 9.95E-15 <1.11E-02 8.25E-15 <1.11E-02 3.69E-15 <1.11E-02 6.91E-15 <1.11E-02 6.16E-15 <1.11E-02 5.27E-15 <1.11E-02 7.23E-15 <1.11E-02 7.80£-15 <1.11E-02 2.04E-14 <1.11E-02 3.09E-15 <1.11E-02 1.73E-14 <l.llE-02 1.30£-14 <1.11E-02 8.88E-15 <1.11E-02 8.85E-15 1.60E-02 3.81E-14 4.54E-02 6.58E-14 <1.11E-02 1.08E-14 <1.11E-02 < 5.00E-16 2.00E-16 4.00E-16 2.00E-16 5.00E-15 3.00E-16 2.14E-16 5.29E-17 3.59E-16 1.90E-17 2.00E-15 6.35E-16 2.76E-16 5.44E-16 3.07E-16 4.51E-16 3.56E-17 2.87E-16 3.17E-16 N/A 3.04E-16 3.21E-16 2.14E-16 2.23E-16 3.00E-16 3.28E-16 3.09E-16 3.26E-16 3.05 E-16 2.76E-16 1.69E-16 2.38E-16 3.72E-16 1.27E-16 1.50E-16 1.72E-16 1.74E-16 1.77E-16 8.97E-17 1.41E-16 1.30E-16 1.29E-16 1.85E-16 1.76E-16 3.25E-16 2.08E-16 3.53E-16 1.90E-16 1.51E-16 1.72E-16 7.61E-16 7.87E-16 5.96E-16 1.85E-16 2E-17 2E-17 2E-17 2E-17 2E-16 2E-16 1E-16 1E-15 1E-15 1E-16 2E-15 1E-15 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 4.26E-01 1.68E-01 2.25E-01 1.86E-01 3.65E+00 2.28E+00 O.OOE+OO O.OOE+OO 1.24E+00 6.50E-01 3.97E-02 1.13E+00 5.83E-01 1.14E+OO 9.72E-01 1.98E+OO 9.73E-02 6.48E-01 9.48E-01 8.52E-01 1.07E+OO 8.00E-01 7.11E-01 1.15E+OO 1.27E+00 1.16E+00 1.23E+00 1.17E+00 1.19 E+OO 8.45E-01 8.85E-01 1.58E+OO 1.16E+OO 1.09E+OO 1.03E+00 3.67E-01 1.66E+OO 1.42E+OO 6.15E-01 1.15E+00 1.03E+OO 8.78E-01 1.20E+OO 1.30E+00 3.40E+OO 5.15E-01 2.89E+OO 2.16E+OO 1.48E+OO 1.47E+OO 6.36E+00 1.10E+01 1.80E+00 1.84E+OO 02-0ct-06 1.30E-16 l.OOE-16 1.44E-01 <l.OOE-16 NA 1E-16 <3.33E-01 <l.OE-16 NA 1E-16 <1.11E-02 1.68E-14 7.61E-16 2E-15 2.80E+OO 01-Jan-07 1.24E-16 l.OOE-16 1.38E-01 <l.OOE-16 NA 1E-16 <3.33E-01 <1.0E-16 NA 1E-16 <1.11E-02 1.38E-14 7.38E-16 2E-15 2.30E+OO 2-Apr-07 1.40E-16 l.OOE-16 1.56E-01 <l.OOE-16 NA 1E-16 <3 .. 33E-1 <1.0E-16 NA 1E-16 <l.llE-02 1.63E-14 4.31E-16 2E-15 2.72E+OO 2-Jul-07 1.04E-16 l.OOE-16 1.15E-01 <l.OOE-16 NA 1E-16 <3 .. 33E-1 <1.0E-16 NA 1E-16 <1.11E-02 1.36E-14 5.94E-16 2E-15 2.27E+00 30-Sep-07 <1E-16 1.00E-16 <l.llE-01 <1.00E-16 NA 1E-16 NA <l.OE-16 NA 1E-16 <l.llE-02 8.24E-15 3.04E-06 2E-15 1.37E+OO 31-Dec-07 1.91E-16 1.00E-16 2.12E-01 <1.00E-16 NA 1E-16 NA <l.OE-16 NA 1E-16 <1.11E-02 1.18E-14 3.14E-06 2E-15 1.97E+00 30-Mar-08 <1.00E-16 l.OOE-16 1.11E-01 <l.OOE-16 NA 1E-16 NA <l.OE-16 NA 1E-16 <1.11E-02 6.49E-15 3.82E-16 2E-15 1.08E+OO 30-Jun-08 1.29E-16 l.OOE-16 1.43E-01 <l.OOE-16 NA 1E-16 NA <l.OE-16 NA 1E-16 <1.11E-02 4.82E-15 4.51E-16 2E-15 8.03E-01 15-Mar-09 3.96476E-1E 1E-16 1.38005E-1E 3.26158E-17 1E-16 1.06634E -16 1.83092E-17 1E-16 4.81116E-15 1.64556E -16 2E-15 15-Jun-09 1.24144E-17 1E-16 4.64437E-17 8.53616E-18 1E-16 5.11465E-17 6.60484E-18 1E-16 4.5798E-15 1.38592E-1E 2E-15 15-Sep-09 2.42874E-1E 1E-16 5.28187E-17 9.58211E-18 1E-16 4.83607E-17 5.25923E-18 1E-16 1.18957E-14 1.82474E-1E 2E-15 15-Dec-09 5.71751E-1E 1E-16 2.93838E-17 7.18824E-18 1E-16 2.56944E-17 5.95335E-18 1E-16 6.70333E-15 1.31697E-1E 2E-15 Tab 3 -E :::: 0 ::::J -fn t: 0 :;; e -t: Q) (J t: 0 0 Q) "C (J ::::J t: 0 "C C'CS 0::: M > :I: co N ..-' w 0 q ..- I• ~ I• ==r- I+ ('I) ..-' w 0 q ..- ~~ ~~ ~~ ~~ ~~ ~~ ~~ ~~ ~~ ~~ I ! I ; I I ,l- ~~ ~~ ~w ~ r;::: «~ ~ ~ r+-IL ~ ~ ~ k ~ ~ ~ p. ~ ~ ""'" ..-' w 0 q ..- .'Ill ,.. ... :1 ~ ,.. &;;; !1 r' '1 -. I !,-. ,.. ... !1 .. ,.. ... !1 -. ,.. ... i1 -. I,-. I~ 1\ ... 111L'i ~ -. ~ 11 l" ,. ... 11 -. w-p I I ~ ...-I•~~ r-11~ ~ ~~ ~ I i I ~ ~~ .-:: P"' r- L() ..-' w 0 q (a1eos 6o1) .__I ~1-L .__! ~f.!, ! ~~ I ~~ so-das so-das La-das go-d as l I ~w.· ! I ~~ i ~t!, ~II ~~ l::b ! ~~ ~ I ~ ~ ==--- ~ .. _ ~ '~t so-das vo-das £o-das zo-daso ..-N ~o-das-6 Cll Q) _J oo-das + aa-das <0 sa-das~ ' E La-das.~ "0 Cll ga-daso:: sa-das + "" 0 va-das('l) N ' ---....;: I E £6·das.~ L.. 0 I .A ......... i . ~. ...___ za-das~ ~a-das f oa-das-ro L.. ~ t .-< ~:1 .. ==• :::J -ag-das~ E gg-das.~ c Cll ....... Ls-das:S ~ .. 2._! I gg-dasf sg-das ~H-i-4 vg-das t::...l £g-das I I I I ~ f1 zs-das ~g-das <0 ,.... co ..-..-..-' ' ' w w w 0 0 0 q q q ..-..- 1.00E-11 Effluent Concentration Limit= 9E-14 uCi/ml ALARA Goal= 2.25E-14 uCi/ml Pre 1994 MPC Limit= 5E-12uCi/ml Pre 1994 ALARA Goal = 1.25E-12 uCi/ml BHV-3 Uranium-Natural Concentrations (uCi/ml) I ---f--------~ 100E-12 g ~ J 1.00E-13 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Q) ~ ~1.00E-14 t _ _ _ J - 1.00E-15 ~ ~--1-+--• 1 .. ... __ :_ __ +-~-+--+-----1---+:;J-\-t-\---F1-~--~-ri-r1-rirln-rirt11--r1 rlri-ri! 100E_16 F:J . la r k'_ v ~ v v ~} ~ ~ ~ v v v v ¥ v 9 I \1 I II ' 1.00E-17 ...-N M .q 10 (0 ....... 00 CJ) 0 ...-N M .q 10 (0 ....... 00 CJ) 0 ...-N M .q 10 (0 ....... 00 CJ) 00 00 00 00 00 00 00 00 00 CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) 0 0 0 0 9 0 0 0 0 0 I I I I I I I I I I I I I I I I I I I I I I I I I I I I a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) en en en en en en en en en en en en en en en en en en en en en en en en en en en en en -E ::-:::: (.) ::::s -en s::: 0 :.;:; E -s::: Q) (,) s::: 0 (.) 0 ('It) N I E ::::s 'i: 0 .s::: 1- M > :I: Ill ...... ...... I LU 0 0 N C") ...... ...... I I LU LU 0 0 C! C! ...... ...... 1-- I I """ L{) ...... ...... I I LU LU 0 0 C! C! (a,eos 6o1) ...... I•~ ~ 4 ~ I•~ 14 ~ l•b- 4 g: I•~ ~ 4 I•F::: 4 ~ I•~ §: !4 I•~ ~ 4 l•b- 4 r;::. l•b-~ 4 ~ ::::::. I•~ s: 4 l•b- 4 ~ l•b-::::::. l.k ~ i• ~ l•k • ~ ~ ~ ~ ~ ~ ~ t." I' ~ I.......-' k J::=" ~ ~ t--_.. I~ j...:: F="' j..l co ...... I LU 0 C! boo• lAt::: • f._ ... I-- ~ I 1'-...... I LU 0 C! 6o-das so-das Lo-das go-d as so-das vo-das £o-des zo-das ~o-das oo-das 66-das 95-das L6-das 95-das s5-das v6-das £6-das Z6-das ~5-das 05-das 59-das gg-das Ls-das gg-das sg-das vg-das £g-das zg-das ~g-das 1.00E-11 1.00E-12 1.00E-13 Q) ~ 001.00E-14 Cl 0 ::::!. 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 9E-13 uCi/ml ALARA Goal= 2.25E-13 uCi/ml Pre 1994 MPC Limit= 2E-12uCi/ml Pre 1994 ALARA Goal = SE-13 uCi/ml ,-- ~-· ·-· .. -. =~ ! .. -·-== .. .. ---·---· ..ol.. I T \ I \ ..I\' I . ·-·-·------·-··----·-·-----· ¥ ~ r ~ ~ / \. .. .II. u II ~I • r• __________________________ _! __ ~--1;• ..-<9 a. Q) (/) N <9 a. Q) (/) (") co I a. Q) (/) ~ I a. Q) (/) It) co I a. Q) (/) (0 co I a. Q) (/) "" co I a. Q) (/) co co I a. Q) (/) (J) co I a. Q) (/) 0 (J) I a. Q) (/) BHV-3 Radium-226 Concentrations (uCilml) ------------------ ··-··-· ..-(J) I a. Q) (/) ·--· N (J) I a. Q) (/) ~ • 1 ·-··-·-··-······· (") (J) I a. Q) (/) \ \ \ II II K I 1\ I ... I 1\1 1 • -·-·····-···--·--·-··-···-··-·-···-··-··-----·-- ~ a. Q) (/) It) ~ a. Q) (/) (0 ~ a. Q) (/) "" (J) I a. Q) (/) co (J) I a. Q) (/) -··--·· ··-·-· . -·-----·-·· -. . -. - K II A K II II /[ 1'1 A II II I _,J r----1 I I I I I I I I I I I I I I I I I I . --··-··-·-------------··-····-·---·--· (J) (J) a. Q) (/) 0 0 I a. Q) (/) ..-0 I a. Q) (/) N 0 I a. Q) (/) (") 9 a. Q) (/) "<t 9 a. Q) (/) It) 0 I a. Q) (/) (0 0 I a. Q) (/) "" 0 a. Q) (/) co 0 a. Q) (/) (J) 0 I a. Q) (/) -E :-:::: (.) ::l -t/) c 0 :;:; E -c G) (,) c 0 (.) 0 'I'"" N I "C cu G) ...J ('I') :> ::I: Ill T""" T""" I w 0 0 I i I I i I N C'? ..-..- I I w w 0 0 ~ ~ ..- ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ! ~ I ~ ~ ~ f-.... 1 ~-""'"' ~ tr:::: ~ ~:::::::: ~ ~~ r;::: • ~ , . ..._ b. I I c:r-..... rL I ~ tc:: f; 1•::::::- -=:::: ~ 41:; p. • ~ .... '<:t ..- I w 0 ~ (a1~s6o1) so-das so-das Lo-das go-d as so-das vo-das co-das 1m-das ~o-das oo-das sa-das sa-das La-das ga-das ~ sa-das va-das ca-das I za-das I ~a-das oa-das ag-das I gg-das I I La-das gg-das I I sg-das pg-das cg-das zg-das ~g-das 1.{) <0 ,..... ..-..-..- I I I w w w 0 0 0 ~ ~ ~ ..-..- location: BHV-3 Current Quarter 1st 1st 2nd 3rd 4th %time operated Air Volume, SCF x leE PERIOD ENDING URANIUM URANIUM-Natural THORIUM 230 RADIUM 226 LEAD 210 GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % CONC. (.lCi/cc ERROR (lE-16) MPC* CONC. (.lCi/cc ERROR (lE-16) MPC* CONC. (.lCi/cc ERROR (lE-16) MPC* CONC. (.lCi/cc ERROR (lE-16) MPC* 28-Sep-81 1.74E-15 1E-16 3.48E-02 9.02E-16 4.46E-16 1E-16 3.01E-01 2.87E-16 2.23E-16 1E-16 1.44E-02 1.54E-14 2.53E-15 2E-15 1.93E-01 14-Dec-81 1.59E-15 1E-16 3.18E-02 5.03E-16 3.09E-16 1E-16 1.68E-01 1.30E-16 1.38E-16 1E-16 6.50E-03 2.25E-14 2.13E-15 2E-15 2.81E-01 29-Mar-82 3.76E-16 9E-16 7.52E-03 5.25E-16 6.38E-16 3E-15 1.75E-01 4.08E-16 3.72E-16 4E-15 2.04E-02 1.96E-14 3.48E-15 2E-14 2.45£-01 30-Jun-82 3.83E-16 2.83E-17 5E-17 7.66E-03 2.16E-16 2.24E-16 6E-17 7.20£-02 1.41£-15 1.03£-15 2E-16 7.05E-02 2.40£-14 2.10£-15 2E-15 3.00£-01 27-Sep-82 5.95E-16 2.74E-17 1E-16 1.19E-02 1.44E-15 2.74E-16 1E-16 4.80E-01 5.36£-16 2.35E-16 1E-16 2.68E-02 1.43£-14 3.00£-15 2E-15 1.79E-01 3-Jan-83 2.05E-16 1.27E-16 5E-17 4.10E-03 1.23E-16 3.11£-17 2E-17 4.10E-02 l.lOE-16 5.52E-17 7E-17 5.50E-03 3.01E-14 2.10£-15 2E-15 3.76E-01 4-Apr-83 l.OOE-16 6.94£-17 2.31E-17 5E-17 2.31E-02 6.11E-17 5.95E-17 8E-17 3.06E-03 1.39E-14 1.00E-15 1E-15 1.74E-01 30-Jun-83 3.06E-16 2.01E-17 1E-16 6.12E-03 9.59E-17 1.52E-16 2E-16 3.20E-02 2.08E-16 1.62E-16 2E-16 1.04E-02 1.70E-14 2.00E-15 2E-15 2.13E-01 3-0ct-83 1.91E-16 5.11E-18 1E-16 3.82E-03 3.05E-16 4.98E-17 6E-18 1.02E-01 2.79E-16 5.73E-17 1E-17 1.40E-02 1.76E-14 4.83E-16 1E-16 2.20E-01 3-Jan-84 3.01E-16 9.19E-18 1E-16 6.02E-03 9.51E-17 6.19E-17 1E-16 3.17E-02 l.OOE-16 5.73E-17 1E-16 5.00£-03 9.17E-15 5.10E-16 5E-16 1.15E-01 2-Apr-84 8.22E-16 3.00E-17 5E-17 1.64E-02 7.52E-16 1.72E-16 5E-17 2.51E-01 5.20E-17 4.89E-17 7E-17 2.60E-03 3.47E-14 1.70E-15 1E-15 4.34E-01 2-Jul-84 5.29E-16 1.55E-17 5E-17 1.06E-02 6.18E-16 7.89E-16 8E-16 2.06E-01 1.40E-16 9.15E-17 1E-16 7.00E-03 1.32E-14 9.99E-16 1E-14 1.65E-01 1-0ct-84 1.74E-16 1.12E-17 5E-17 3.48E-03 7.10E-17 6.16E-17 4E-17 2.37E-02 l.OOE-16 9.15E-17 1E-16 5.00E-03 1.08E-14 1.22E-15 1E-15 1.35E-01 2-Jan-85 1.00E-17 2.24E-18 5E-16 2.00E-04 7.10E-17 1.27E-16 7E-17 2.37£-02 7.80E-17 9.35E-17 7E-17 3.90£-03 2.73£-14 1.26£-15 8E-16 3.41E-01 1-Apr-85 l.OOE-16 6.84E-18 5E-17 2.00E-03 2.76£-16 2.02E-16 7E-17 9.20£-02 4.10£-17 6.82E-17 6E-17 2.05£-03 1.12E-14 9.33E-16 8E-16 1.40E-01 1-Jul-85 1.04£-16 1.03E-17 5E-17 2.08£-03 O.OOE+OO 4.76E-14 4E-16 O.OOE+OO 1.00E-16 9.36E-17 6E-17 5.00E-03 1.64£-14 1.24£-15 8E-16 2.05£-01 30-Sep-85 O.OOE+OO 1.05£-17 5E-16 O.OOE+OO l.OOE-15 1.31£-16 7E-17 3.34£-01 l.OOE-16 4.66£-17 7E-17 5.00E-03 1.73£-14 1.01E-15 8E-16 2.16£-01 2-Jan-86 1.03£-15 2.08£-15 1E-15 2.06E-02 3.17£-16 3.71E-15 4E-15 1.06£-01 1.25E-16 4.49E-16 3E-16 6.25E-03 1.21E-17 3.51E-15 4E-15 1.51E-04 1-Apr-86 8.04£-16 2E-18 1.61E-02 1.93E-17 6.94E-17 6E-18 6.42£-03 1.54E-16 8.33E-17 4E-18 7.71E-03 1.69E-14 4.07E-16 1E-16 2.12£-01 30-Jun-86 4.29E-16 4.52E-17 2E-17 8.58£-03 1.77E-16 2.18E-17 1E-17 5.89E-02 2.83£-16 1.72£-17 5E-18 1.42E-02 1.97£-14 1.50£-15 2E-15 2.46E-01 27-0ct-86 6.45E-16 1E-18 1.29E-02 9.89E-17 4.00£-17 2E-18 3.30E-02 4.16E-15 1.00E-16 2E-18 2.08E-01 1.64E-14 2.00E-16 4E-18 2.05E-01 15-Dec-86 1.31E-16 3E-18 2.62E-03 O.OOE+OO 2.00E-17 2E-17 O.OOE+OO 4.16E-17 4.00E-17 3E-17 2.08E-03 4.60E-15 1.00E-16 3E-17 5.75E-02 16-Mar-87 2.01E-16 3E-18 4.02£-03 1.20E-16 4.00E-17 5E-18 4.00£-02 5.73E-17 3.00E-17 4E-18 2.87E-03 1.60E-14 l.OOE-15 6E-18 2.00E-01 11-May-87 2.16E-16 4E-18 4.32E-03 1.96E-16 9.00E-17 4E-18 6.53E-02 7.38£-17 3.00E-17 4E-18 3.69E-03 1.59£-14 2.00E-16 2E-17 1.99£-01 9-Sep-87 2.41E-16 2E-17 4.82E-03 2.18£-16 1.50£-16 2E-16 7.27E-02 3.52E-17 1.10E-16 7E-17 1.76E-03 1.46E-14 1.00E-15 1E-16 1.83E-01 2-Nov-87 2.44E-16 4E-17 4.88E-03 2.32E-16 6.00E-17 4E-18 7.73E-02 2.37E-17 3.00E-17 4E-17 1.19E-03 2.48E-14 5.00E-16 2E-17 3.10E-01 16-Feb-88 8.08E-16 6E-18 1.62E-02 2.55E-16 6.00E-17 2E-17 8.50E-02 3.42£-16 5.00E-17 3E-17 1.71E-02 5.61£-14 3.00E-16 6E-17 7.01£-01 18-May-88 1.14E-16 3E-18 2.28E-03 4.14E-17 l.OOE-16 1E-17 1.38E-02 l.OOE-16 4.00E-17 1E-17 5.00E-03 1.20£-14 l.OOE-16 4E-17 1.50E-01 15-Aug-88 2.08E-16 3E-18 4.16E-03 3.06E-16 8.00E-17 1E-17 1.02E-01 3.65E-17 3.10E-17 2E-17 1.83E-03 1.36E-14 2.00E-16 2E-17 1.70E-01 14-Nov-88 4.21E-16 3E-18 8.42E-03 2.93E-16 3.00E-17 1E-17 9.77E-02 1.09E-16 2.00E-17 1E-17 5.45E-03 2.48E-14 1.00E-16 3E-17 3.10E-01 13-Feb-89 4.45E-16 4E-17 8.90E-03 4.78E-17 1.65E-17 1E-16 1.59E-02 2.47E-17 1.65E-17 2E-17 1.24E-03 3.34E-14 3.29E-16 5E-16 4.18E-01 15-May-89 1.05E-16 3.25E+04 1E-18 2.10E-03 O.OOE+OO 1.60E-17 7E-18 O.OOE+OO 2.45E-17 1.40E-17 7E-18 1.23E-03 6.56E-15 l.OOE-16 3E-17 8.20E-02 14-Aug-89 1.31E-16 3.25£+04 2E-18 2.62E-03 5.85£-17 2.10E-17 9E-18 1.95E-02 3.97E-17 3.60E-17 9E-18 1.99E-03 6.75E-15 l.OOE-16 5E-17 8.44E-02 13-Nov-89 1.67E-16 3.25£+04 2E-17 3.35E-03 3.87E-17 4.00E-17 3E-18 1.29£-02 8.Q3E-17 3.00E-17 8E-18 4.02£-03 1.69E-14 3.00E-16 2E-17 2.11£-01 12-Feb-90 4.43E-16 3.25E+04 3E-18 8.86E-03 O.OOE+OO 4.00E-17 7E-18 O.OOE+OO 3.50£-17 4.00E-17 2E-17 1.75E-03 2.37£-14 3.00E-16 4E-17 2.96E-01 14-May-90 3.84E-16 3.25E+04 1E-16 7.68E-03 2.54E-16 l.OOE-16 1E-16 8.47E-02 1.02E-16 6.00E-17 1E-16 5.10E-03 1.68E-14 3.00E-16 2E-16 2.10E-01 13-Aug-90 7.27E-17 3.25£+04 1E-16 1.45E-03 2.87E-16 2.00E-17 1E-16 9.57E-02 1.21E-17 2.00E-17 1E-16 6.05E-04 7.86E-15 2.00E-16 2E-16 9.83E-02 12-Nov-90 1.84E-16 3.25E+04 1E-16 3.68E-03 1.34E-16 6.00E-17 1E-16 4.47£-02 8.53£-17 4.00E-17 1E-16 4.27E-03 2.01£-14 4.00E-16 2E-16 2.51£-01 11-Feb-91 4.66£-17 3.25E+04 1E-16 9.32£-04 8.48E-16 8.00£-17 1E-16 2.83£-01 1.94E-17 1.60£-17 1E-16 9.70£-04 3.69£-14 l.OOE-15 2E-16 4.61£-01 13-May-91 5.05E-17 3.25£+04 1E-16 1.01E-03 7.40£-17 6.00£-17 1E-16 2.47E-02 7.00£-18 4.00E-17 1E-16 3.50E-04 1.50£-14 l.OOE-15 2E-15 1.88E-01 12-Aug-91 7.14£-17 3.25£+04 1E-16 1.43E-03 6.22£-17 8.00£-17 1E-16 2.07£-02 7.95£-17 8.00E-17 1E-16 3.98£-03 1.77£-14 5.00E-16 2E-15 2.21E-01 11-Nov-91 1.41E-17 3.25£+04 1E-16 2.82E-04 2.19E-18 3.00E-16 2E-17 7.30E-04 2.75E-17 2.00£-17 2E-17 1.38E-03 1.18E-14 2.00E-16 1E-16 1.48£-01 10-Feb-92 8.12E-17 3.25E+04 1E-16 1.62£-03 2.35E-17 3.80E-17 2E-17 7.83E-03 2.76E-18 1.30E-17 2E-17 1.38E-04 3.57£-14 6.00E-17 1E-16 4.46£-01 11-May-92 9.18£-17 3.25E+04 1E-16 1.84E-03 5.80E-17 2.00E-16 2E-19 1.93E-02 3.36E-17 3.00E-17 2E-19 1.68E-03 1.28E-14 2.00E-16 1E-18 1.60E-01 10-Aug-92 2.00E-18 3.25E+04 2E-18 4.00E-05 4.19E-17 2.30E-17 4E-18 1.40E-02 2.00E-18 4.30E-17 2E-18 l.OOE-04 1.59E-14 2.00E-16 2E-17 1.99E-01 9-Nov-92 4.00E-17 3.25£+04 3E-21 8.00E-04 2.68E-17 1.80E-17 4E-18 8.93E-03 1.07E-17 2.10E-17 3E-18 5.35E-04 1.81E-14 2.00E-16 2E-17 2.26E-01 9-Feb-93 10-May-93 10-Aug-93 8-Nov-93 7-Feb-94 9-May-94 9-Aug-94 7-Nov-94 7-Feb-95 9-May-95 9-Aug-95 11-Nov-95 5-Feb-96 6-May-96 5-Aug-96 6-Nov-96 6-Feb-97 5-May-97 11-Aug-97 5-Jan-98 28-Apr-98 31-Jul-98 28-Sep-98 28-Dec-98 29-Mar-99 3-Jul-99 27-Sep-99 28-Dec-99 28-Mar-00 26-Jun-00 26-Sep-00 26-Dec-00 26-Mar-01 2-Jul-01 24-Sep-01 31-Dec-01 1-Apr-02 1-Jul-02 30-Sep-02 30-Dec-02 31-Mar-03 30-Jun-03 29-Sep-03 29-Dec-03 29-Mar-04 27-Jun-04 27-Sep-04 27-Dec-04 28-Mar-05 29-Jun-05 26-Sep-05 3-Jan-06 3-Apr-06 3-Jul-06 7.94E-17 1.60E-17 6.00E-17 l.OOE-16 1.61E-16 2.77E-16 7.39E-17 9.05E-17 7.99E-17 9.40E-17 7.30E-17 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 2.43E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 3.25E+04 1E-22 3E-22 2E-18 2E-18 2E-16 2E-17 1E-16 1E-16 1E-16 1E-16 1E-16 1.59E-03 3.20E-04 1.20E-03 2.00E-03 2.68E-01 4.62E-01 1.23E-01 1.51E-01 1.33E-01 1.57E-01 1.22E-01 O.OOE+OO S.D7E-17 6.00E-18 O.OOE+OO O.OOE+OO 2.80E-17 1.00E-16 l.OOE-16 9.60E-17 9.80E-17 9.20E-17 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 5.30E-17 4.40E-17 3.40E-17 4.20E-17 6.00E-17 1.40E-16 l.OOE-16 l.OOE-16 l.OOE-16 l.OOE-16 4E-18 4E-18 4E-18 4E-18 4E-18 4E-17 1E-16 1E-16 lE-16 1E-16 1E-16 O.OOE+OO 1.69E-02 2.00E-03 O.OOE+OO O.OOE+OO 9.33E-02 3.33E-01 3.33E-01 3.20E-01 3.27E-01 3.07E-01 1.09E-16 7.64E-17 l.OOE-16 1.00E-16 2.22E-16 8.37E-18 1.14E-16 l.OOE-16 9.60E-17 8.60E-17 4.40E-17 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 9.00E-17 4.00E-17 4.30E-17 1.50E-16 2.20E-16 l.OOE-16 2.02E-17 7.64E-18 1.00E-16 1.00E-16 3E-18 3E-18 3E-18 3E-18 3E-18 3E-17 1E-16 1E-16 1E-16 1E-16 1E-16 5.45E-03 3.82E-03 S.OOE-03 S.OOE-03 2.47E-02 9.30E-04 1.27E-02 1.11E-02 1.07E-02 9.56E-03 4.89E-03 2.69E-14 1.26E-14 l.SOE-14 2.10E-14 2.23E-14 1.40E-14 l.OOE-16 l.OOE-16 9.05E-15 2.88E-15 1.96E-15 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 1.31E-14 1.91E-14 2.69E-14 1.53E-14 4.00E-16 2.00E-16 3.00E-16 4.00E-16 4.00E-16 4.00E-16 1.88E-16 1.16E-16 4.73E-16 1.70E-16 2E-17 2E-17 2E-17 2E-17 2E-17 2E-16 2E-16 2E-15 1E-16 1E-16 1E-16 3.36E-01 1.58E-01 1.88E-01 2.63E-01 3.72E+00 2.33E+OO 1.67E-02 1.67E-02 1.51E+OO 4.80E-01 3.27E-01 2-0ct-06 1-Jan-06 2-Apr-07 2-Jul-07 3.00E-16 3.16E-16 3.41E-16 1.31E-16 3.43E-16 1.31E-16 2.26E-16 1.39E-16 3.99E-16 6.58E-17 1.18E-16 1.82E-16 1.31E-14 1.91E-14 2.69E-14 1.53E-14 Tab4 -E ::::::: (.) ::l -(/) c 0 ;: e -c G) (.) c 0 (.) G) "C (.) ::l c 0 "C C'l:l 0::: ~ ::> J: al N ..-I w 0 ~ ..- I ~ I ~ ~ • ~c:: 1 .. ""' ~~ ('I) ..-I w 0 ~ ..- I ~ • 1 ... K 4 ~ ~ t< • J' I < ~ ~ ~ 0::::: 5: • ::; > ~ ~ r I !... ~ ~ '~ 1 .. ~ I..- ~ p.. ~ • ....: ""'" ..-I w 0 ~ I« ~ I •~ "' ... I Lo. so-das so-das ~ _. 4 § ~ ~~ I r--b: ! ~ b- !:::*.. Lo-das go-d as so-das ..... ~ ~ r f-4 t:::. 1.-: vo-das ~I F! ~ 1-::::,; I I I I ~ ~ ~ ~· I ~r; ~ ~ ~ ~ I ~ i 1•~~;:; """"' __.. ~ • :::!11 ! :~ ~...~ ~ ~~ -~ ~ p~ ~ ~~ ~ .. I ~ £o-das zo-daso ..-N ~o-das-6 C1l Q) oo-dasf ss-das CD ss-das~ I E La-das.~ "0 C1l p.~ 1% ........ I I .......... f ~I .... _ ~~~~ .. IE: I ~J gs-daso::: ss-das + 0 vs-das('l) N I E £6·das.~ .... ~l!:....J :::.a I*' 0 zs-das~ =-• ...... I.., ::::;: lA; ~ ~s-das f """" os-das-ro .... ~~ ~ ..... ::J -sg-das~ ~ ~ E gg-das.~ c C1l N... .. r--.. ~ ,..... .. It I .A La-das::> gg-dasf I ~,-P U l Ill I --"' gg-das vs-das . ! I U-1 £g-das zg-das '~ ..., ~g-das L() CD ,..... co ...... ..-..-..- I I I I w w w w 0 0 0 0 ~ ~ ~ ~ ..-..- (a1eos 601) 1.00E-11 1.00E-12 1.00E-13 Q) ~ (1)1.00E-14 ~ ...J - 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 9E-14 uCi/ml ALARA Goal = 2.25E-14 uCi/ml Pre 1994 MPC Limit= 5E-12uCi/ml Pre 1994ALARA Goal= 1.25E-12 uCi/ml ..... ··-··--:·--. ···--·· ··--··-···--·-. -· .. ·········-·-··-···--····-····-···-----· ··-··· .. 1--· .... ··---·· 1--· - BHV-4 Uranium-Natural Concentrations (uCi/ml) ... -··-·· ··--···-·-···-·--···-· . ···---··-· ····-····-·····-···-···-·--·---· -··-. -.. -·-·· ···-· ·-· ··------ -·· -·--. ·-· .. t -~T--·---·-··------··--·-·· ~ r-·-··v-. ..,_ ·--.. ··-·---· . ·--·· .. --.- • • ~.,. \1 • ~ I--1 ~ ~ ~ __:::. . ---· t·= t-· . ~~·~ f·-1 T .. JIL 9 T 'It 1\ ll T1 " ~ 1t 1\ I • ~ /\I ... I 1\ -~ ... , 1\1' ~ .. ~ 1 v 1 ~ V'"V\ ,, ~ ·y:=.: v • ..-N (") a!; 1.0 (0 ...... co C) 0 ..-N (") v 1.0 (0 ...... co C) 0 ..-N (") v 1.0 (0 ...... co co co co co co co co C) C) C) C) C) C) C) C) C) C) 0 0 0 0 0 0 0 0 I I 6. I I I I I I I I I I I I I I I I I I I I I I I I a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) ~ ~ I- -r- co C) 0 0 I I a. a. Q) Q) (/) (/) -E ::-:::: (.) ::l -1/J c 0 ; E -c C1) 0 c 0 (.) 0 M N I E ::l "i: 0 .c 1- -.::1" :> J: al ..- I w 0 C! ..- 1•::: I N ("') ..-..- I I w w 0 0 C! 0 ..-..- ...,. i I I I i T .. -...... i .... -I I 1-r--u.. !T ~' 1--" II ~r-b. 1-- "'..... -,. II II i I ~ J. ....: II ........ ~ L() ..-..- I I w w 0 0 C! C! (a1eos 6o1) ..- so-das ~-P"' so-das ·~ ::::0. ~ Lo-das go-d as so-das r. ~ I+= -~ ., r;~ ~ ~ vo-das £o-das zo-das ~o-das ~~ ~ oo-das ss-das ~. ~ ss-das Ls-das ~r-~ gs-das ss-das -----. .. ~ ___. •r-~ vs-das £s-das J. 'r-7 1..- __... 1 -1--.. zs-das ~s-das os-das sg-das gg-das Ls-das ~ gg-das ,.;;;f-sg-das .... F-~ ~ -'.--:\ vs-das £g-das zg-das ~g-das co 1'-..-..- I I w w 0 0 C! C! ..-..- 1.00E-11 1.00E-12 1.00E-13 Q) ~ en1 .00E-14 0) 0 ....J - 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 9E-13 uCi/ml ALARA Goal = 2.25E-13 uCi/ml Pre 1994 MPC Limit= 2E-12uCi/ml Pre 1994 ALARA Goal = SE-13 uCi/ml ----·---·-----· --- --- -=-==-~ ···-- I f\.. .. t ...... ~ ·~ v. t I f \ I ..loo. ... '\. --+~ -------------~ ~ BHV-4 Radium-226 Concentrations (uCi/ml) ... ....... ------- --\ I. ---·----------\ ' . --·--·----·---·-·-- ·-·· • 'I' • T ~--; -~----~~-----~A--• il\ 1\ /1 --1 .. ··-tf\ ------------~ ... .... \~ t IV\!\ • VVJ ~ V ll\NvJ J 'i \ Al ¥\ .. · .:t-+~~:::: =~ -=---~.-. --. --·-· . ... ··-···· ··-··-··-·· ... ::: tt= ---... v • .... ~ ... ----·-·-··--·-.. -·-1 ·-··-·----·-·-·-·-·-------·----· . ··-·--··-·---. ...-N co co I I a. a. Q) Q) en en ('I') co I a. Q) en "<t co I a. Q) en I LO co I a. Q) en (0 co I a. Q) en ....... co I a. Q) en co co I a. Q) en m co I a. Q) (/) 0 m I a. Q) (/) ..-m I a. Q) en N m I a. Q) en ('I') ~ a. Q) en ~ I a. Q) en LO m I a. Q) en (0 m I a. Q) en ....... m I a. Q) en co m I a. Q) en m m I a. Q) en 0 0 I a. Q) en ..-0 I a. Q) en N 0 I a. Q) en ('I') 9 a. Q) en "<t 9 a. Q) en LO 0 I a. Q) en (0 0 I a. Q) en ....... 0 I a. Q) en co 0 I a. Q) en m 0 I a. Q) en 1.00E-11 1.00E-12 1.00E-13 Q) 1ii 0 cn1.00E-14 CD 0 d. 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 6E-13 uCi/ml ALARA Goal = 1.5E-13 uCi/ml Pre 1994 MPC Limit= 4E-12uCi/ml Pre 1994ALARA Goal= 1E-12 uCi/ml BHV-4 Lead-210 Concentrations (uCi/ml) ·-·-----· ·-----·-·· ..-------·---··-· ----·-. -··-·· ··-·· .. -· -. . . . ····--· • ... 1\ 1\ • ..... ..... ft ~i 1\ 1 ... •f\ .-A~\./\ 1\ 1\ ,, v rv f\ ~ " ){ \ J \1 ¥~ ~ v ~ • ~I I • • ..... l I ..... I • ·-·---·-·-··-·-~ v v ----· • -. .. . ·---·-···· ··-·-··-·····-·--. ..:.. --. ... ···--· ···--·· .. -· .... ··-·- ..-N ("") ~ 1/) co 1"-co m 0 ..-N ("") ~ 1/) co 1"-co m 0 ..-N ("") ~ 1/) co co co co co co co co co m m m m m m m m m m 0 0 0 0 0 0 I I I I I I I I I I I I I I I I I I I I I I I I I 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) en en en (/) en Cl) en en en --- ·-. ·-. ·---- .~ ~ • _ _t_ .II. .. ----- co 1"-co m 0 0 0 0 I I I I 0. 0. 0. 0. Q) Q) Q) Q) Cl) en en en Location: BHV-4 Current Quarter 1st 1st 2nd 3rd 4th %time operated Air Volume, SCF x leE PERIOD ENDING URANIUM URANIUM-Natural THORIUM 230 RADIUM 226 LEAD 210 GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % CONC. !!Ci/cc ERROR (lE-16) MPC* CONC. !!Ci/cc ERROR (lE-16) MPC* CONC. j..ICi/cc ERROR (lE-16) MPC* CONC. !!Ci/cc ERROR (1E·16) MPC* 28-Sep-81 5.20£-15 1E-16 1.04£-01 2.93£-15 5.09£-16 1E-16 9.77£-01 2.74£-15 6.15£-16 1E-16 1.37£-01 1.84£-14 2.72£-15 2E-15 2.30£-01 14-Dec-81 4.53£-15 1E-16 9.06£-02 1.78£-15 1.12£-15 3E-15 5.93£-01 2.29£-15 3.34£-16 1E-16 1.15£-01 2.54£-14 2.13£-15 2E-15 3.18£-01 29-Mar-82 1.06£-15 9E-16 2.12£-02 1.42£-14 1.19£-15 6E-17 4.73£+00 1.07£-15 4.71£-16 4E-15 5.35£-02 2.31£-14 4.16£-15 2E-14 2.89£-01 30-Jun-82 6.03£-15 4.04£-16 6E-17 1.21£-01 1.57£-14 7.17£-15 1E-16 5.23£+00 2.62£-15 3.09£-16 3E-16 1.31£-01 2.25£-14 3.00£-15 2E-15 2.81£-01 27-Sep-82 1.26£-14 4.75£-16 1E-16 2.52£-01 7.58£-16 1.16£-16 5E-17 2.53£-01 5.35£-15 5.47£-16 1E-16 2.68£-01 2.68£-14 3.69£-15 2E-15 3.35£-01 3-Jan-83 4.33£-15 2.69£-16 5E-17 8.66£-02 6.52£-16 5.55£-17 5E-17 2.17£-01 6.04£-16 9.15£-17 6E-17 3.02£-02 2.57£-14 1.90£-15 2E-15 3.21£-01 4-Apr-83 1.25£-15 1.89£-16 5E-17 2.50£-02 7.17£-16 2.14£-16 2E-16 2.39£-01 6.76£-16 1.36£-16 1E-16 3.38£-02 2.00£-14 1.09£-15 9E-16 2.50£-01 30-Jun-83 3.73£-16 1.56£-17 1£-16 7.46£-03 9.43£-16 1.13£-16 2E-17 3.14£-01 4.13£-16 1.88£-16 2E-16 2.07£-02 1.20£-14 2.00£-15 2E-15 1.50£-01 3-0ct-83 2.54£-16 1.51£-16 4E-17 5.08£-03 1.51£-16 3.92£-17 4E-17 5.03£-02 2.65£-16 5.73£-17 3E-17 1.33£-02 2.50£-14 1.14£-15 4£-16 3.13£-01 3-Jan-84 2.76£-15 1.29£-16 1E-16 5.52£-02 1.60£-16 9.05£-17 1E-16 5.33£-02 1.05£-16 6.79£-17 9E-17 5.25£-03 1.59£-16 8.00£-16 6E-16 1.99£-03 2-Apr-84 4.27£-16 1.58£-17 5E-17 8.54£-03 2.33£-16 1.03£-16 8E-17 7.77£-02 6.28£-16 9.83£-17 8E-17 3.14£-02 3.67£-14 1.79£-05 1E-15 4.59£-01 2-Jul-84 2.57£-15 5.99£-17 5E-17 5.14£-02 1.36£-16 6.57£-17 4E-17 4.53£-02 1.11£-16 7.93£-17 1E-16 5.55£-03 1.58£-14 1.09£-15 1E-15 1.98£-01 1-0ct-84 4.18£-16 6.32£+00 5E-17 8.36£-03 3.54£-16 1.60£-16 5E-17 1.18£-01 l.lOE-17 9.55£-17 8E-17 5.50£-04 9.83£-15 1.43£-15 2E-15 1.23£-01 2-Jan-85 5.30£-17 3.16£-18 5E-16 1.06£-03 3.55£-17 1.97£-16 1E-16 1.18£-02 7.00£-18 8.98£-17 7£-17 3.50£-04 2.57£-14 1.46£-15 1E-15 3.21£-01 1-Apr-85 O.OOE+OO 7.09£-18 5E-17 O.OOE+OO 6.00£-16 4.76£-14 6E-16 2.00£-01 4.35£-17 6.66£-17 5E-17 2.18£-03 5.02£-15 8.76£+00 9E-16 6.28£-02 1-Jul-85 9.36£-16 3.04£-17 5E-17 1.87£-02 2.33£-16 8.01£-17 7E-17 7.78£-02 2.36£-16 1.14£-16 7E-17 1.18£-02 7.48£-15 1.08£-15 9E-16 9.35£-02 30-Sep-85 1.46£-15 4.8£-16 6E-16 2.91£-02 7.69£-16 1.80£-15 1E-15 2.56£-01 5.38£-16 1.09£-16 9E-17 2.69£-02 7.86£-15 7.50£-16 8E-16 9.83£-02 2-Jan-86 8.40£-15 1.3£-14 2£-15 1.68£-01 7.60£-16 9.96£-17 5£-18 2.53£-01 2.99£-16 8.13£-16 3E-16 1.50£-02 2.12£-14 2.60£-14 5E-15 2.65£-01 1-Apr-86 5.79£-15 2E-18 1.16£-01 5.80£-16 3.73£-17 4E-18 1.93£-01 1.34£-15 5.50£-17 4£-18 6.71£-02 1.33£-14 3.08£-16 1E-16 1.66£-01 30-Jun-86 5.19£-15 4.7£-16 1E-17 1.04£-01 7.83£-16 1.10£-16 2E-18 2.61£-01 2.20£-15 4.00£-17 5E-18 1.10£-01 7.14£-16 7.89£-16 1E-15 8.93£-03 27-0ct-86 4.60£-15 1£-18 9.20£-02 4.67£-16 9.00£-17 2E-17 1.56£-01 2.37£-15 l.OOE-16 1E-16 1.19£-01 1.13£-14 2.00£-16 3E-18 1.41£-01 15-Dec-86 2.75£-15 3E-18 5.50£-02 5.90£-16 1.20£-16 8E-18 1.97£-01 9.39£-16 l.OOE-16 4£-17 4.70£-02 1.20£-14 2.00£-16 4E-17 1.50£-01 16-Mar-87 4.64£-15 3E-18 9.28£-02 1.18£-15 2.00£-16 6E-18 3.93£-01 4.97£-16 l.OOE-16 6E-18 2.49£-02 5.89£-14 l.OOE-15 1E-17 7.36£-01 11-May-87 4.35£-15 6E-18 8.70£-02 1.23£-14 l.OOE-15 1E-16 4.10£+00 1.13£-15 l.OOE-16 6£-17 5.65£-02 2.21£-14 6.00£-16 3E-17 2.76£-01 9-Sep-87 6.39£-15 8E-18 1.28£-01 1.50£-14 l.OOE-15 4E-18 5.00£+00 2.26£-15 2.00£-16 4£-17 1.13£-01 1.57£-14 1.00£-15 1E-16 1.96£-01 2-Nov-87 6.72£-15 6E-18 1.34£-01 4.53£-16 7.00£-17 2E-17 1.51£-01 2.20£-15 2.00£-16 6E-18 l.lOE-01 2.55£-14 1.00£-15 3£-17 3.19£-01 16-Feb-88 1.91£-15 5E-18 3.82£-02 1.35£-14 3.00£-16 2E-17 4.50£+00 4.42£-16 6.00£-17 2£-17 2.21£-02 4.44£-14 2.00£-16 5E-17 5.55£-01 18-May-88 1.78£-14 3E-18 3.56£-01 4.39£-14 l.OOE-15 1E-17 1.46£+01 4.92£-16 8.00£-17 2£-17 2.46£-02 1.38£-14 2.00£-16 4£-17 1.73£-01 15-Aug-88 7.56£-15 4£-18 1.51£-01 3.31£-14 3.00£-16 1£-17 1.10£+01 1.51£-15 l.OOE-16 2E-17 7.55£-02 1.97£-14 2.00£-16 2£-17 2.46£-01 14-Nov-88 1.47£-14 4E-18 2.94£-01 1.56£-15 1.02£-16 1E-16 5.20£-01 2.57£-15 l.OOE-16 lE-17 1.29£-01 2.12£-14 2.00£-16 3E-17 2.65£-01 13-Feb-89 2.47£-15 4E-17 4.94£-02 3.14£-15 1.00£-16 7E-18 1.05£+00 6.94£-16 5.10£-17 2E-16 3.47£-02 2.12£-14 3.06£-16 5E-16 2.65£-01 15-May-89 2.50£-16 1E-18 5.00£-03 7.68£-15 2.00£-16 9E-18 2.56£+00 9.03£-16 7.00£-17 7E-18 4.52£-02 8.05£-15 l.OOE-16 4£-17 1.01£-01 14-Aug-89 6.50£-15 5E-17 1.30£-01 4.72£-15 2.00£-16 3E-18 1.57£+00 2.35£-15 2.00£-16 9E-18 1.18£-01 9.95£-15 l.OOE-16 5E-17 1.24£-01 13-Nov-89 9.63£-15 2E-17 1.93£-01 4.05£-15 2.00£-16 6E-18 1.35£+00 4.03£-15 2.00£-16 8E-18 2.01£-01 1.99£-14 3.00£-16 2E-17 2.49£-01 12-Feb-90 8.92£-15 3E-18 1.78£-01 3.56£-15 3.00£-16 1E-16 1.19£+00 2.89£-15 2.00£-16 2E-17 1.45£-01 2.69£-14 2.00£-16 4E-17 3.36£-01 14-May-90 8.90£-15 1E-16 1.78£-01 3.58£-15 8.00£-17 1E-16 1.19£+00 2.33£-15 2.00£-16 1£-16 1.17£-01 2.09£-14 4.00£-16 2E-16 2.61£-01 13-Aug-90 1.92£-15 1E-16 3.84£-02 1.87£-15 2.00£-16 1E-16 6.23£-01 5.06£-16 6.00£-17 1£-16 2.53£-02 8.86£-15 2.00£-16 2E-16 1.11£-01 12-Nov-90 2.91£-15 1E-16 5.82£-02 2.25£-17 2.10£-17 1E-16 7.50£-03 1.08£-15 1.00£-16 1£-16 5.40£-02 2.19£-14 4.00£-16 2E-16 2.74£-01 11-Feb-91 1.67£-16 1E-16 3.34£-03 7.89£-16 l.OOE-16 1£-16 2.63£-01 6.38£-17 2.50£-17 1£-16 3.19£-03 4.19£-14 1.00£-15 2E-16 5.24£-01 13-May-91 1.87£-16 1E-16 3.74£-03 2.61£-15 2.00£-16 1E-16 8.70£-01 3.54£-16 9.00£-17 1£-16 1.77£-02 1.40£-14 1.00£-15 2E-15 1.75£-01 12-Aug-91 4.85£-16 1E-16 9.70£-03 4.38£-16 7.00£-17 2E-17 1.46£-01 1.27£-16 8.00£-17 1E-16 6.35£-03 2.20£-14 5.00£-16 2E-15 2.75£-01 11-Nov-91 1.77£-16 1E-16 3.54£-03 1.46£-16 6.00£-17 2E-17 4.87£-02 3.76£-17 3.00£-17 2E-17 1.88£-03 1.15£-14 2.00£-16 1£-16 1.44£-01 10-Feb-92 1.83£-16 1E-16 3.66£-03 1.95£-15 1.00£-16 2E-19 6.50£-01 1.33£-16 4.00£-17 2E-17 6.65£-03 3.35£-14 6.00£-17 1E-16 4.19£-01 11-May-92 4.40£-16 1E-16 8.80£-03 2.56£-16 4.00£-17 4E-18 8.53£-02 4.04£-16 8.00£-17 2E-19 2.02£-02 1.41£-14 2.00£-16 1E-18 1.76£-01 10-Aug-92 9.09£-17 2E-18 1.82£-03 1.15£-16 3.00£-17 4£-18 3.83£-02 4.50£-17 4.60£-17 2E-18 2.25£-03 1.57£-14 2.00£-16 2E-17 1.96£-01 9-Nov-92 2.07£-16 3E-21 4.14£-03 O.OOE+OO 8.00£-17 4£-18 O.OOE+OO 3.62£-17 2.80£-17 3E-18 1.81£-03 2.24£-14 3.00£-16 2E-17 2.80£-01 9-Feb-93 10-May-93 10-Aug-93 8-Nov-93 7-Feb-94 9-May-94 9-Aug-94 7-Nov-94 7-Feb-95 9-May-95 9-Aug-95 11-Nov-95 5-Feb-96 6-May-96 5-Aug-96 6-Nov-96 6-Feb-97 5-May-97 11-Aug-97 5-Jan-98 28-Apr-98 31-Jul-98 28-Sep-98 28-Dec-98 29-Mar-99 3-Jul-99 27-Sep-99 28-Dec-99 27-Mar-00 26-Jun-00 26-Sep-00 26-Dec-00 26-Mar-01 2-Jul-01 24-Sep-01 31-Dec-01 1-Apr-02 1-Jul-02 30-Sep-02 30-Dec-02 31-Mar-03 30-Jun-03 29-Sep-03 29-Dec-03 29-Mar-04 27-Jun-04 27-Sep-04 27-Dec-04 28-Mar-05 29-Jun-05 26-Sep-05 3-Jan-06 3-Apr-06 3-Jul-06 1.73E-16 2.70E-17 9.00E-17 O.OOE+OO 1.10E-16 3.80E-16 3.85E-16 6.21E-17 3.70E-16 9.40E-17 1.45E-16 1.43E-14 1.19E-14 4.55E-16 7.78E-16 1.36E-15 l.OOE-16 1.00E-16 4.74E-16 8.31E-16 3.32E-16 4.60E-16 4.08E-16 7.72E-16 5.11E-16 5.90E-16 1.70E-15 1.03E-15 <1.00E-16 1.75E-16 3.65E-16 2.27E-16 1.45E-16 <l.OOE-16 1.91E-16 1.38E-16 2.20E-16 1.97E-16 2.30E-16 <l.OOE-16 2.50E-16 <1.00E-16 <1.00E-16 1.02E-16 <l.OOE-16 <l.OOE-16 <1.00E-16 <1.00E-16 <l.OOE-16 1.47E-16 2.01E-16 4.54E-16 1.99E-16 2.76E-16 28-Dec-99 28-Dec-99 28-Dec-99 28-Dec-99 28-Dec-99 28-Dec-99 28-Dec-99 28-Dec-99 28-Dec-99 1E-22 3E-22 2E-18 2E-18 2E-16 2E-17 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 N/A 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 3.46E-03 5.40E-04 1.80E-03 O.OOE+OO 1.83E-01 6.33E-01 6.42E-01 1.04E-01 6.17E-01 1.57E-01 2.42E-01 2.38E+01 1.98E+01 7.58E-01 1.30E+00 2.27E+OO 1.67E-01 1.67E-01 7.90E-01 1.39E+00 5.53E-01 5.11E-01 4.53E-01 8.58E-01 5.68E-01 6.56E-01 1.89E+OO 1.15E+00 2.76E-17 2.50E-17 1.76E-16 O.OOE+OO 3.38E-16 2.82E-16 3.53E-16 9.70E-17 9.80E-17 2.86E-16 2.31E-15 5.70E-15 3.80E-16 3.57E-15 3.51E-15 l.OOE-16 1.40E-16 4.00E-16 9.07E-16 4.82E-16 4.43E-15 9.02E-16 4.93E-16 3.75E-16 4.70E-16 9.89E-16 7.50E-16 7.50E-16 <1.11E-01 12.13E-16 2.92E-01 3.08E-16 3.9SE-01 2.01E-16 2.52E-01 1.61E-01 N/A 2.12E-01 1.54E-01 2.44E-01 <l.OOE-16 <l.OOE-16 l.OSE-16 <1.00E-16 2.05E-16 3.38E-16 2.19E-01 4.10E-16 2.56E-01 2.42E-16 <1.11E-01 1.92E-16 2.78E-01 1.69E-16 <1.11E-01 2.87E-16 <1.11E-01 8.53E-16 1.13E-01 <l.OOE-16 <1.11E-01 1.26E-16 <1.11E-01 2.53E-16 <1.11E-01 1.1SE-16 <1.11E-01 2.30E-16 <1.11E-01 1.63E-01 2.23E-01 5.05E-01 2.21E-01 3.07E-01 2.66E-16 1.45E-15 2.06E-16 1.24E-16 1.32E-16 2.63E-16 3.20E-17 3.90E-17 9.00E-17 1.58E-16 1.20E-16 9.81E-17 4.21E-17 l.OOE-16 1.00E-16 3.78E-17 1.24E-16 1.95E-16 3.10E-17 2.42E-16 1.66E-16 NA 2.51E-17 3.98E-17 N/A 2.61E-17 1.29E-16 5.22E-17 2.61E-17 2.19E-17 3.04E-17 5.91E-17 6.92E-17 1.93E-17 1.89E-17 1.34E-17 1.04E-17 NA N/A 2.82E-18 N/A 2.68E-17 3.27E-16 3.13E-17 1.79E-17 1.71E-17 1.56E-17 2.42E-17 3.55E-17 N/A 9.73E-18 1.39E-17 9.78E-18 1.80E-17 2.22E-17 9.43E-17 2.36E-17 3.20E-17 2.40E-17 5.93E-17 4E-18 4E-18 4E-18 4E-18 4E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 9.20E-03 8.33E-03 5.87E-02 O.OOE+OO 1.13E+OO 9.40E-01 1.18E+00 3.23E-01 3.27E-01 9.53E-01 7.70E+OO 1.90E+01 1.27E+00 1.19E+01 1.17E+01 3.33E-01 4.67E-01 1.33E+00 3.02E+OO 1.61E+00 1.48E+01 3.01E+OO 1.64E+OO 1.25E+OO 1.57E+00 3.30E+00 2.50E+00 00-Jan-00 7.10E-01 2.89E-17 8.74E-17 O.OOE+OO 6.00E-17 2.21E-16 3.46E-16 1.00E-16 1.96E-16 9.70E-17 1.90E-16 7.10E-17 2.61E-15 6.10E-15 2.84E-16 1.69E-16 4.21E-16 1.03E-16 2.24E-16 <l.OE-16 1.77E-16 1.21E-16 3.54E-16 2.53E-16 3.43E-16 3.70E-16 1.28E-16 4.61E-16 2.43E-16 2.20E-16 l.E-16 1.03E+OO l.llE-16 1E-16 6.70E-01 2.24E-16 1E-16 <3.33E-01 4.35E-16 1E-16 3.33E-01 <1.00E-16 1E-16 3.51E-01 <l.OOE-16 1E-16 <3.33E-01 2.01E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 6.85E-01 1.13E+00 1.37E+00 8.05E-01 6.39E-01 5.46E-01 9.56E-01 2.84E+00 <l.OOE-16 1.26E-16 <l.OOE-16 1.56E-16 <1.00E-16 1.29E-16 <l.OOE-16 3.32E-16 1E-16 <3.33E-01 1.49E-15 1E-16 4.21E-01 <1.00E-16 1E-16 8.44E-01 <1.00E-16 1E-16 3.83E-01 <l.OOE-16 1E-16 7.68E-01 <l.OOE-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 8.85E-01 4.82E+00 6.87E-01 4.12E-01 4.41E-01 8.77E-01 3.15E-16 1.42E-16 4.80E-16 <l.OOE-16 <l.OOE-16 <1.00E-16 4.30E-17 5.00E-17 3.70E-17 1.80E-16 2.30E-16 1.00E-16 1.73E-17 2.06E-17 3.02E-17 2.48E-17 3.62E-17 7.51E-17 1.80E-16 1.47E-17 1.42E-17 3.98E-17 1.55E-17 1.67E-17 N/A N/A 7.68E-18 1.23E-17 1.08E-17 3.07E-17 1.52E-17 6.75E-18 3.71E-17 2.87E-17 8.93E-18 1.29E-17 7.44E-18 1.04E-17 NA N/A 2.45E-17 N/A 7.44E-18 N/A 5.95E-18 N/A 2.48E-18 N/A 2.42E-17 5.97E-17 N/A N/A N/A N/A 2.91E-17 1.66E-17 5.96E-17 N/A N/A N/A 3E-18 3E-18 3E-18 3E-18 3E-18 3E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-13 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1.45E-03 4.37E-03 O.OOE+OO 3.00E-03 2.46E-02 3.84E-02 1.11E-02 2.18E-02 1.08E-02 2.11E-02 7.89E-03 2.90E-01 6.78E-01 3.16E-02 1.88E-02 4.68E-02 1.14E-02 2.49E-02 O.OOE+OO 1.97E-02 1.34E-02 3.93E-02 2.81E-02 3.81E-02 4.11E-02 #REF! 5.13E-02 2.70E-02 2.45E-02 1.23E-02 3.08E-14 1.25E-14 1.50E-14 1.75E-14 3.08E-14 1.73E-14 l.OOE-16 1.00E-16 8.84E-15 2.90E-15 2.70E-15 5.60E-15 6.48E-15 7.68E-15 4.90E-15 1.10E-14 6.76E-15 4.55E-15 5.55E-15 5.28E-15 7.43E-15 6.91E-15 4.52E-15 6.73E-15 8.96E-15 6.40E-15 7.86E-15 6.42E-15 5.61E-15 3.92E-15 l.E-16 2.49E-02 7.79E-15 1E-16 4.83E-02 8.45E-15 1E-16 <1.11E-02 6.37E-15 1E-16 <1.11E-02 6.99E-15 1E-16 2.32E-02 8.04E-15 1E-16 <1.11E-02 1.83E-15 1E-16 1.41E-02 7.48E-15 1E-16 <l.llE-02 7.40E-15 1E-16 1.73E-02 4.21E-15 1E-16 <l.llE-02 9.42E-15 1E-16 1.44E-02 4.5SE-15 1E-16 <1.11E-02 4.20E-15 1E-16 3.68E-02 8.69E-15 1E-16 1.66E-01 9.45E-15 1E-16 <1.11E-01 <2.00E-15 1E-16 <1.11E-01 3.23E-15 1E-16 <1.11E-01 9.68E-15 1E-16 <1.11E-01 1.37E-14 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 3.51E-02 1.58E-02 5.33E-02 9.22E-15 9.34E-15 2.12E-14 <1.11E-01 13.60E-14 <1.11E-01 8.36E-15 <1.11E-01 1.03E-14 S.OOE-16 2.00E-16 3.00E-16 4.00E-16 6.00E-16 2.00E-16 1.00E-16 1.00E-16 3.89E-16 1.70E-16 2.17E-16 2.48E-16 3.78E-16 5.74E-16 2.92E-16 4.35E-16 3.27E-16 2.84E-16 2.90E-16 N/A 3.24E-16 3.66E-16 2.09E-16 2.20E-16 3.58E-16 3.51E-16 3.49E-16 3.46E-16 2.86E-16 2.51E-16 2.19E-16 2.25E-16 3.58E-16 1.30E-16 1.64E-16 1.64E-16 1.62E-16 1.80E-16 1.03E-16 4.68E-15 1.18E-16 1.18E-16 1.88E-16 1.95E-16 N/A 2.11E-16 2.50E-16 1.96E-16 1.54E-16 1.6SE-16 6.39E-16 6.27E-16 4.42E-16 4.79E-16 2E-17 2E-17 2E-17 2E-17 2E-17 2E-16 2E-15 2E-15 2E-15 2E-15 2E-15 1E-15 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 3.85E-01 1.56E-01 1.88E-01 2.19E-01 5.13E+OO 2.88E+00 1.67E-02 1.67E-02 1.47E+OO 4.83E-01 4.50E-01 9.33E-01 1.08E+OO 1.28E+OO 8.17E-01 1.83E+OO 1.13E+OO 7.58E-01 9.25E-01 8.80E-01 1.24E+OO 1.15E+OO 7.53E-01 1.12E+OO 1.49E+00 1.07E+00 1.31E+OO 1.07E+OO 9.34E-01 6.53E-01 1.30E+00 1.41E+OO 1.06E+OO 1.17E+OO 1.34E+OO 3.06E-01 1.25E+OO 1.13E+OO 7.01E-01 1.57E+OO 7.58E-01 7.01E-01 1.45E+OO 1.58E+OO <3.33E-01 5.53E-01 1.61E+OO 2.29E+00 1.54E+OO 1.56E+OO 3.53E+OO 5.99E+OO 1.39E+OO 1.72E+OO 2-0ct-06 4.97E-16 1E-16 5.52E-01 2.37E-16 5.93E-17 1E-16 9.11E-01 <1.00E-16 NA 1E-16 <1.11E-01 1.60E-14 5.83E-16 2E-15 2.66E+OO 1-Jan-07 6.46E-16 1E-16 7.18E-01 2.81E-16 4.62E-17 1E-16 9.37E-01 <l.OOE-16 5.93E-17 1E-16 <1.11E-01 2.10E-14 6.73E-16 2E-15 3.50E+00 2-Apr-07 7.08E-16 1E-16 7.86E-01 3.20E-16 6.96E-17 1E-16 1.07E+00 <l.OOE-16 NA 1E-16 <1.11E-02 1.54E-14 4.22E-16 2E-15 2.57E+00 2-Jul-07 9.41E-16 1E-16 l.OSE+OO 1.46E-16 3.30E-16 1E-16 4.85E-01 1.99E-16 8.53E-17 1E-16 2.21E-02 2.56E-14 8.20E-16 2E-15 4.26E+OO 30-Sep-07 3.30E-16 1E-16 3.67E-01 5.50E-16 1.42E-16 1E-16 1.83E+00 <l.OOE-16 NA 1E-16 <1.11E-02 7.57E-15 2.94E-16 2E-15 1.26E+OO 31-Dec-07 1.42 E-15 1E-16 1.58E+00 <l.OOE-16 NA 1E-16 <0.333 <l.OOE-16 NA 1E-16 <1.11E-02 9.93E-15 2.91E-'16 2E-15 1.65E+OO 31-Mar-08 1.25E-16 1E-16 1.39E-01 7.72E-16 2.09E-16 1E-16 2.57 <l.OOE-16 NA 1E-16 <3.33E-01 4.09E-15 3.04E-16 2E-15 6.81E-01 30-Jun-08 1.28E-15 1E-16 1.42E+00 3.61E-16 NA 1E-16 2.57 1.18E-14 5.73E-16 2E-15 1.97E+OO 15-Mar-09 1.55613E-15 1E-16 4.56988E-1E 7.80338E-17 1E-16 2.99033E-1E 2.99545E-17 1E-16 4.96824E-15 1.65631E-1E 2E-15 15-Jun-09 5.66893E-17 1E-16 2.17106E-1E 3.09796E-17 1E-16 1.50874E-1E 1.08615E-17 1E-16 4.46745E-15 1.47949E-1E 2E-15 15-Sep-09 4.05237E-15 1E-16 1.44961E-15 1.41992E-1E 1E-16 2.51511E-1E 1.42403E-17 1E-16 1.23648E-14 1.92872E-1E 2E-15 15-Dec-09 6.49819E-15 1E-16 3.48356E-1E 4.0364E-17 1E-16 1.33067E-1E 1.33611E-17 1E-16 7.59882E-15 1.40692E-1E 2E-15 Tab 5 I .. tl so-das I I ... I so-das ! ~ ~ -~ Lo-das I ~ ~ r-~ .. go-d as ~ ~.-I -~ ?I so-das ~ '"""'''I ~k vo-das ~ I ~ £o-das """' tl i zo-daso J. t~ 1-411 ...- ~ N :I t:::.. ~o-das-6 I ~~ ""' 1::::::.. 7 1 co II (]) -.~ ~f ~ oo-dasf E ~ ~ I ss-das :::: I I l I (.) _.. li I CD ::l I i ss-das~ -Ti l I l In . I ~ ,.., E c I Ls-das.2 0 ! lOA "0 ;; ' ! co "' • . ! ~L .. l1l 96-daso:::: ... ss-das + -c C1) (J I fi'~ ~ I i .... c 0 0 ! ' I vs-das~ (.) I I I I I C1) tt I .... ~-E I . _.....;; £s-das.2 "C I I I I '-I I I 0 (J I I ~ ~ zs-das~ ::l ~ c ~p II ~ ~ ~s-das f 0 :...-..-- "C _! I "' !I ~ . ::t:..' I os-dasro ~ ! I '-~rr ~ I ::J It) ...... :> • sg-das~ l!i" J: ~~ ... E co J! I gg-das.2 I ~ !• ~ c p~ co I .. Ls-das:::; ~I gg-dasf ... ;s I r+:-1::-A. sg-das ··~ I I' -~p. I I vg-das .. ::::~It ~ ~ I 4(1~1~ I £g-das ~ ..... T J ._~ I ! II zg-das I ll I I ~g-das N M "<:t l() CD 1'--co ...-...-...-...-...-...-...- l I I I I I I LLJ LLJ LLJ LLJ LLJ LLJ LLJ 0 0 0 0 0 0 0 ~ ~ ~ ~ ~ ~ ~ ...-...-...- (a1eos 6o1) 1.00E-11 1.00E-12 1.00E-13 G) ~ CI)1 .00E-14 CJ) 0 d- 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 9E-14 uCi/ml ALARA Goal = 2.25E-14 uCilml Pre 1994 MPC Limit= 5E-12uCi/ml Pre 1994 ALARA Goal= 1.25E-12 uCi/ml .-~ ~ _ _____jl____j__l ~ ~M~ 1---"-\;1 ..-N <") -.;t 10 (0 ,.._ co 0) 0 co co co co co co co co co 0) I I I I I I I I I I c. c. c. c. c. c. c. c. c. c. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) ..-N <") 0) 0) 0) I I I c. c. c. Q) Q) Q) (/) (/) (/) BHV-5 Uranium-Natural Concentrations (uCi/ml) 11 ~ I- If ~ -.;t 10 (0 ,.._ co 0) 0 ..-N <") -.;t 10 (0 ,.._ co 0) 0) 0) 0) 0) 0) 0) 0 0 0 0 0 0 0 0 0 0 I I I I I I I I I I I I I I I I c. c. c. c. c. c. c. c. c. c. c. c. c. c. c. c. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) -E ::::: (.) ;:, -en t: 0 ; ~ -t: G) 0 t: 0 (.) 0 C"') N I E ;:, 'i: 0 .t: I- ll) :> J: al .,.... I LU 0 0 .,.... N .,.... I LU 0 ~ .,.... I C') .,.... I LU 0 0 .,.... .-'Ill 6o-das ...... .._ so-das -b. Lo-das I go-d as i • I ..... ~ > I I ~f::: 5 so-das vo-das £o-das ~ zo-das I • P>4 o:;:: -r t -p. !.. ! k" ... _:::;:;; ::Y 41: ....._ ~o-das oo-das 66-das 95-das L6-das ~ 95-das ......._ s5-das ~ ~ I'""" v6-das I li ! ..--£6-das II .. ~ ;.::::::::::" ~ z5-das ....-+ f-4 ..... 1--~ ~5-das ; IC I ;:::~ I 05-das 59-das :::. gg-das ~ i I Ls-das -~ I +I-I -I ::>4 ~s+ [5 gg-das ss-das vs-das £g-das i rt .... zg-das ~g-das ~ LO co 1'-.,.... .,.... .,.... .,.... I I I I LU LU LU LU 0 0 0 0 0 ~ ~ ~ (a1eos 6o1) 1.00E-11 1.00E-12 1.00E-13 Q) ~ CI)1.00E-14 C) 0 2- 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 9E-13 uCi/ml ALARA Goal= 2.25E-13 uCi/ml Pre 1994 MPC Limit= 2E-12uCi/ml Pre 1994 ALARA Goal = 5E-13 uCi/ml BHV-5 Radium-226 Concentrations (uCi/ml) \ ' \ . \ ------ ~------------·---·-·--··-··-···--··-··-·-·-·--·--·-··--·--·--·~~~~~~~~~~~~~~~~~~ ···-··· ... . -. -·--. . . . ··---. -·-· ··-··· ···---···-·····-···-·-· -·· ··-----... ··-·· r--- r-------------------------------·-----------~------ 1 ~ .'/.1 I • /' .,. J' . .... ~ .r '\ l -=-=--=~= __ ----- lTV 1 • J ~ \ l ' r-· ·. r:-r+ F==r· .. · ..:..... -:~.::-. ---. ·:....:-: . -~::·. ··~:::::·-··· ··-·-. r-·-· . ~ .. ..t.. .. ..1("1 • iJ \1 I 'f' _. \ /1 T I • \ V \1 ~ I ._. \ t!.\ \] \NJ.J 1 '" ..II. T""" N C") ~ I() <0 ,..._ CX) C) 0 T""" N C") ~ I() <0 ,..._ CX) C) 0 T""" N C") ~ I() <0 ,..._ CX) C) CX) CX) CX) CX) CX) CX) CX) CX) CX) C) C) C) C) C) C) C) C) C) C) 0 0 0 0 0 0 0 0 0 0 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) C1) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) -E :-::::: (.) ::s -(/) s:::: 0 -.; e -s:::: Cl) (.) s:::: 0 (.) 0 ""'" N I "C ns Cl) ...J lt) ::> J: al ...... ...... I UJ 0 q .~~~ I ~ :• ~ ~ t ~ .. •• ~ ~::::: 14( N C') ...... ...... I I UJ UJ 0 0 q q .. ~ so-das so-das ~ • ·~ Lo-das go-d as -I ~ ....... so-das vo-das £o-das ft zo-das ~ ~o-das ~ oo-das ss-das ..:::: 1"4 ss-das ~ ~ Ls-das • gs-das ~ pe ss-das vs-das ~ I , ~ ~ f::: p f! ~ 1-- £s-das zs-das ~s-das os-das 1-~ ss-das ~ • ~ gg-das La-das ~ I gg-das .. s: ~ fA gg-das pg-das ~ ~ £s-das k.l.. zg-das ....... ~ ~g-das '¢ 1.{) co 1'-...... ...... ...... ...... I I I I UJ UJ UJ UJ 0 0 0 0 q q q q (a1~s6o1) ...... ...... Date Effluent Concentration limit = 9E-14 uCi/ml BHV-SU Effluent Concentration limit = 2E-14 uCi/ml BHV-ST Effluent Concentration Limit= 9E-13 uCi/ml BHV-SR Effluent Concentration Limit = 6E-13 uCi/ml BHV-SPB ALARA Goal= 2.25E-14 uCi/ml ALARA Goal= SE-13 uCi/ml ALARA Goal= 2.2SE-13 uCi/ml ALARA Goal= 1.5E-13 uCi/ml Pre 1994 MPC Limit= SE-12 uCi/ml Pre 1994 MPC Limit= SE-14 uCi/ml Pre 1994 MPC Limit= 2E-12 uCi/ml Pre 1994 MPC Limit= 4E-12 uCi/ml Pre 1994 A LARA GOAL = 1.25E-12 uCi/ml Pre 1994 ALARA GOAL= SE-13 uCi/ml Pre 1994 A LARA GOAL = 1E-12 uCi/ml Cone EFC EFCA Cone EFC EFCA Cone EFC EFCA Cone EFC EFCA 9/28/1981 2.44E-15 S.OOE-12 1.25E-12 1.53E-15 8.00E-14 2.00E-14 7.54E-16 2.00E-12 5.00E-13 1.69E-14 4.00E-12 l.OOE-12 12/14/1981 4.84E-15 5.00E-12 1.25E-12 2.78E-15 8.00E-14 2.00E-14 1.84E-15 2.00E-12 5.00E-13 1.53E-14 4.00E-12 l.OOE-12 3/29/1982 1.04E-15 5.00E-12 1.25E-12 2.62E-15 8.00E-14 2.00E-14 1.11E-15 2.00E-12 5.00E-13 2.98E-14 4.00E-12 l.OOE-12 6/30/1982 3.61E-15 5.00E-12 1.25E-12 7.61E-15 8.00E-14 2.00E-14 1.39E-15 2.00E-12 5.00E-13 1.80E-15 4.00E-12 l.OOE-12 9/27/1982 1.71E-14 5.00E-12 1.25E-12 9.46E-15 8.00E-14 2.00E-14 3.80E-15 2.00E-12 5.00E-13 2.35E-14 4.00E-12 l.OOE-12 1/3/1983 1.90E-14 5.00E-12 1.25E-12 5.77E-15 8.00E-14 2.00E-14 9.34E-17 2.00E-12 5.00E-13 4.32E-14 4.00E-12 l.OOE-12 4/4/1983 5.00E-12 1.25E-12 2.33E-15 8.00E-14 2.00E-14 5.93E-16 2.00E-12 5.00E-13 3.01E-14 4.00E-12 l.OOE-12 6/30/1983 7.62E-16 5.00E-12 1.25E-12 3.25E-15 8.00E-14 2.00E-14 6.28E-15 2.00E-12 5.00E-13 2.69E-14 4.00E-12 1.00E-12 10/3/1983 4.86E-16 5.00E-12 1.25E-12 1.10E-15 8.00E-14 2.00E-14 3.63E-16 2.00E-12 5.00E-13 2.08E-14 4.00E-12 l.OOE-12 1/3/1984 6.96E-15 5.00E-12 1.25E-12 9.69E-16 8.00E-14 2.00E-14 9.60E-16 2.00E-12 5.00E-13 1.83E-14 4.00E-12 1.00E-12 4/2/1984 1.64E-15 5.00E-12 1.25E-12 1.34E-15 8.00E-14 2.00E-14 3.88E-15 2.00E-12 5.00E-13 4.67E-14 4.00E-12 1.00E-12 7/2/1984 1.12E-15 5.00E-12 1.25E-12 1.92E-15 8.00E-14 2.00E-14 3.31E-15 2.00E-12 5.00E-13 2.21E-14 4.00E-12 1.00E-12 10/1/1984 1.11E-15 5.00E-12 1.25E-12 3.13E-16 8.00E-14 2.00E-14 4.21E-16 2.00E-12 5.00E-13 1.57E-14 4.00E-12 1.00E-12 1/2/1985 7.32E-16 5.00E-12 1.25E-12 6.71E-16 8.00E-14 2.00E-14 4.94E-16 2.00E-12 5.00E-13 2.42E-14 4.00E-12 1.00E-12 4/1/1985 2.36E-16 5.00E-12 1.25E-12 5.43E-16 8.00E-14 2.00E-14 2.71E-16 2.00E-12 5.00E-13 1.25E-14 4.00E-12 1.00E-12 7/1/1985 7.58E-16 5.00E-12 1.25E-12 4.00E-16 8.00E-14 2.00E-14 6.90E-16 2.00E-12 5.00E-13 2.15E-14 4.00E-12 1.00E-12 9/30/1985 7.47E-15 5.00E-12 1.25E-12 1.16E-15 8.00E-14 2.00E-14 2.19E-15 2.00E-12 5.00E-13 9.20E-15 4.00E-12 1.00E-12 1/2/1986 1.75E-14 5.00E-12 1.25E-12 7.24E-15 8.00E-14 2.00E-14 3.83E-15 2.00E-12 5.00E-13 1.13E-16 4.00E-12 1.00E-12 4/1/1986 2.99E-14 5.00E-12 1.25E-12 7.64E-15 8.00E-14 2.00E-14 1.51E-14 2.00E-12 5.00E-13 2.22E-14 4.00E-12 1.00E-12 6/30/1986 2.23E-14 5.00E-12 1.25E-12 5.19E-15 8.00E-14 2.00E-14 1.05E-14 2.00E-12 5.00E-13 2.16E-14 4.00E-12 l.OOE-12 10/27/1986 2.33E-14 5.00E-12 1.25E-12 7.78E-15 8.00E-14 2.00E-14 1.60E-14 2.00E-12 5.00E-13 2.02E-14 4.00E-12 l.OOE-12 12/15/1986 3.40E-14 5.00E-12 1.25E-12 5.35E-15 8.00E-14 2.00E-14 1.47E-14 2.00E-12 5.00E-13 2.82E-14 4.00E-12 l.OOE-12 3/16/1987 2.06E-14 5.00E-12 1.25E-12 4.50E-15 8.00E-14 2.00E-14 6.74E-15 2.00E-12 5.00E-13 7.29E-14 4.00E-12 l.OOE-12 5/11/1987 2.50E-14 5.00E-12 1.25E-12 8.54E-15 8.00E-14 2.00E-14 8.15E-15 2.00E-12 5.00E-13 3.28E-14 4.00E-12 l.OOE-12 9/9/1987 2.65E-14 5.00E-12 1.25E-12 6.62E-15 8.00E-14 2.00E-14 9.34E-15 2.00E-12 5.00E-13 2.77E-14 4.00E-12 l.OOE-12 11/2/1987 1.80E-14 5.00E-12 1.25E-12 7.09E-15 8.00E-14 2.00E-14 7.20E-15 2.00E-12 5.00E-13 1.77E-14 4.00E-12 l.OOE-12 2/16/1988 l.OlE-14 5.00E-12 1.25E-12 2.98E-15 8.00E-14 2.00E-14 3.93E-15 2.00E-12 5.00E-13 3.36E-14 4.00E-12 l.OOE-12 5/18/1988 1.78E-14 5.00E-12 1.25E-12 8.14E-15 8.00E-14 2.00E-14 7.43E-15 2.00E-12 5.00E-13 2.12E-14 4.00E-12 l.OOE-12 8/15/1988 1.79E-14 5.00E-12 1.25E-12 1.49E-14 8.00E-14 2.00E-14 5.34E-15 2.00E-12 5.00E-13 2.45E-14 4.00E-12 l.OOE-12 11/14/1988 4.46E-14 5.00E-12 1.25E-12 1.39E-14 8.00E-14 2.00E-14 1.17E-14 2.00E-12 5.00E-13 3.43E-14 4.00E-12 l.OOE-12 2/13/1989 1.67E-14 5.00E-12 1.25E-12 5.54E-15 8.00E-14 2.00E-14 7.20E-15 2.00E-12 5.00E-13 5.02E-14 4.00E-12 1.00E-12 5/15/1989 2.03E-14 5.00E-12 1.25E-12 7.05E-15 8.00E-14 2.00E-14 9.56E-16 2.00E-12 5.00E-13 1.43E-14 4.00E-12 1.00E-12 8/14/1989 2.81E-15 5.00E-12 1.25E-12 3.78E-15 8.00E-14 2.00E-14 9.26E-15 2.00E-12 5.00E-13 1.50E-14 4.00E-12 1.00E-12 11/13/1989 5.38E-14 5.00E-12 1.25E-12 8.01E-15 8.00E-14 2.00E-14 1.81E-14 2.00E-12 5.00E-13 4.09E-14 4.00E-12 1.00E-12 2/12/1990 4.48E-14 5.00E-12 1.25E-12 1.48E-14 8.00E-14 2.00E-14 1.28E-14 2.00E-12 5.00E-13 3.88E-14 4.00E-12 1.00E-12 5/14/1990 2.18E-14 5.00E-12 1.25E-12 1.70E-14 8.00E-14 2.00E-14 1.59E-14 2.00E-12 5.00E-13 3.49E-14 4.00E-12 1.00E-12 8/13/1990 9.53E-15 5.00E-12 1.25E-12 1.70E-14 8.00E-14 2.00E-14 3.27E-15 2.00E-12 5.00E-13 1.27E-14 4.00E-12 1.00E-12 11/12/1990 1.11E-14 5.00E-12 1.25E-12 5.27E-15 S.OOE-14 2.00E-14 5.38E-15 2.00E-12 5.00E-13 1.56E-14 4.00E-12 1.00E-12 2/11/1991 6.35E-16 5.00E-12 1.25E-12 3.13E-16 8.00E-14 2.00E-14 2.31E-16 2.00E-12 5.00E-13 3.89E-14 4.00E-12 1.00E-12 5/13/1991 1.22E-15 5.00E-12 1.25E-12 6.14E-15 8.00E-14 2.00E-14 4.41E-15 2.00E-12 5.00E-13 2.50E-14 4.00E-12 1.00E-12 8/12/1991 7.84E-16 5.00E-12 1.25E-12 1.43E-15 8.00E-14 2.00E-14 4.47E-16 2.00E-12 5.00E-13 1.84E-14 4.00E-12 1.00E-12 11/11/1991 5.37E-16 5.00E-12 1.25E-12 4.20E-16 8.00E-14 2.00E-14 1.37E-16 2.00E-12 5.00E-13 1.27E-14 4.00E-12 1.00E-12 2/10/1992 3.54E-16 5.00E-12 1.25E-12 1.18E-16 8.00E-14 2.00E-14 4.08E-17 2.00E-12 5.00E-13 3.69E-14 4.00E-12 l.OOE-12 5/11/1992 4.71E-16 5.00E-12 1.25E-12 9.58E-16 S.OOE-14 2.00E-14 8.31E-17 2.00E-12 5.00E-13 1.43E-14 4.00E-12 l.OOE-12 8/10/1992 5.32E-15 5.00E-12 1.25E-12 3.36E-16 8.00E-14 2.00E-14 1.65E-16 2.00E-12 5.00E-13 1.59E-14 4.00E-12 l.OOE-12 11/9/1992 3.66E-16 5.00E-12 1.25E-12 2.25E-16 8.00E-14 2.00E-14 1.08E-16 2.00E-12 5.00E-13 2.24E-14 4.00E-12 l.OOE-12 2/9/1993 2.05E-16 5.00E-12 1.25E-12 9.14E-17 8.00E-14 2.00E-14 6.31E-17 2.00E-12 5.00E-13 3.41E-14 4.00E-12 l.OOE-12 5/10/1993 4.80E-16 5.00E-12 1.25E-12 8.25E-16 8.00E-14 2.00E-14 1.26E-15 2.00E-12 5.00E-13 1.83E-14 4.00E-12 l.OOE-12 8/10/1993 8.30E-16 5.00E-12 1.25E-12 1.90E-16 8.00E-14 2.00E-14 2.10E-16 2.00E-12 5.00E-13 1. 70E-14 4.00E-12 l.OOE-12 11/8/1993 2.70E-16 5.00E-12 1.25E-12 8.00E-17 8.00E-14 2.00E-14 7.00E-17 2.00E-12 5.00E-13 2.34E-14 4.00E-12 l.OOE-12 2/7/1994 3.18E-16 5.00E-12 1.25E-12 1.00E-16 8.00E-14 2.00E-14 5.18E-16 2.00E-12 5.00E-13 3.64E-14 4.00E-12 1.00E-12 5/9/1994 1.80E-15 5.00E-12 1.25E-12 9.78E-16 8.00E-14 2.00E-14 1.10E-15 2.00E-12 5.00E-13 8.30E-15 4.00E-12 1.00E-12 8/9/1994 2.67E-15 5.00E-12 1.25E-12 1.11E-15 8.00E-14 2.00E-14 4.95E-16 2.00E-12 5.00E-13 l.OOE-16 4.00E-12 1.00E-12 11/7/1994 9.21E-17 5.00E-12 1.25E-12 1.59E-15 8.00E-14 2.00E-14 1.66E-15 2.00E-12 5.00E-13 l.OOE-16 4.00E-12 1.00E-12 2/7/1995 1.51E-15 9.00E-14 2.25E-14 9.50E-16 2.00E-14 5.00E-15 9.70E-17 9.00E-13 2.25E-13 9.35E-15 6.00E-13 1.50E-13 5/9/1995 2.21E-16 9.00E-14 2.25E-14 8.56E-16 2.00E-14 5.00E-15 3.06E-15 9.00E-13 2.25E-13 4.34E-15 6.00E-13 1.50E-13 8/9/1995 1.66E-16 9.00E-14 2.25E-14 1.67E-15 2.00E-14 5.00E-15 3.90E-15 9.00E-13 2.25E-13 5.60E-15 6.00E-13 1.50E-13 Date Effluent Concentration Limit= 9E-14 uCi/ml BHV-SU Effluent Concentration Limit= 2E-14 uCi/ml BHV-ST Effluent Concentration Limit= 9E-13 uCi/ml BHV-SR Effluent Concentration Limit= 6E-13 uCi/ml BHV-SPB ALARA Goal= 2.25E-14 uCi/ml ALARA Goal= SE-13 uCi/ml ALARA Goal= 2.25E-13 uCi/ml ALARA Goal= 1.5E-13 uCi/ml Pre 1994 MPC limit = SE-12 uCi/ml Pre 1994 MPC limit = SE-14 uCi/ml Pre 1994 MPC limit= 2E-12 uCi/ml Pre 1994 MPC Limit= 4E-12 uCi/ml Pre 1994 A LARA GOAL = 1.25E-12 uCi/ml Pre 1994 A LARA GOAL = SE-13 uCi/ml Pre 1994 ALARA GOAL= 1E-12 uCi/ml Cone EFC EFCA Cone EFC EFCA Cone EFC EFCA Cone EFC EFCA 11/11/1995 2.04E-14 9.00E-14 2.25E-14 6.70E-15 2.00E-14 5.00E-15 7.65E-15 9.00E-13 2.25E-13 4.47E-15 6.00E-13 1.50E-13 2/5/1996 4.50E-14 9.00E-14 2.25E-14 3.58E-14 2.00E-14 5.00E-15 2.39E-14 9.00E-13 2.25E-13 7.30E-15 6.00E-13 1.50E-13 5/6/1996 1.76E-15 9.00E-14 2.25E-14 3.57E-15 2.00E-14 5.00E-15 9.55E-16 9.00E-13 2.25E-13 7.54E-15 6.00E-13 1.50E-13 8/5/1996 2.37E-15 9.00E-14 2.25E-14 8.18E-15 2.00E-14 5.00E-15 7.46E-16 9.00E-13 2.25E-13 5.75E-15 6.00E-13 1.50E-13 11/6/1996 3.53E-15 9.00E-14 2.25E-14 5.31E-15 2.00E-14 5.00E-15 9.39E-16 9.00E-13 2.25E-13 1.21E-14 6.00E-13 1.50E-13 2/6/1997 1.84E-16 9.00E-14 2.25E-14 2.01E-16 2.00E-14 5.00E-15 1.87E-16 9.00E-13 2.25E-13 6.14E-15 6.00E-13 1.50E-13 5/5/1997 5.75E-16 9.00E-14 2.25E-14 7.24E-16 2.00E-14 5.00E-15 6.07E-16 9.00E-13 2.25E-13 4.75E-15 6.00E-13 1.50E-13 8/11/1997 1.21E-15 9.00E-14 2.25E-14 7.39E-16 2.00E-14 5.00E-15 5.05E-16 9.00E-13 2.25E-13 4.92E-15 6.00E-13 1.50E-13 1/5/1998 9.89E-16 9.00E-14 2.25E-14 1.92E-15 2.00E-14 5.00E-15 6.21E-16 9.00E-13 2.25E-13 4.68E-15 6.00E-13 1.50E-13 4/28/1998 2.84E-15 9.00E-14 2.25E-14 2.38E-15 2.00E-14 5.00E-15 1.72E-15 9.00E-13 2.25E-13 7.35E-15 6.00E-13 1.50E-13 7/31/1998 7.49E-16 9.00E-14 2.25E-14 1.49E-15 2.00E-14 5.00E-15 8.34E-16 9.00E-13 2.25E-13 7.01E-15 6.00E-13 1.50E-13 9/28/1998 1.07E-15 9.00E-14 2.25E-14 9.20E-16 2.00E-14 5.00E-15 6.32E-16 9.00E-13 2.25E-13 3.95E-15 6.00E-13 1.50E-13 12/28/1998 8.51E-15 9.00E-14 2.25E-14 4.58E-15 2.00E-14 5.00E-15 4.58E-15 9.00E-13 2.25E-13 1.43E-14 6.00E-13 1.50E-13 3/29/1999 3.75E-15 9.00E-14 2.25E-14 2.45E-15 2.00E-14 5.00E-15 2.39E-15 9.00E-13 2.25E-13 8.46E-15 6.00E-13 1.50E-13 7/3/1999 1.53E-15 9.00E-14 2.25E-14 8.65E-16 2.00E-14 5.00E-15 6.52E-16 9.00E-13 2.25E-13 7.20E-15 6.00E-13 1.50E-13 9/27/1999 5.83E-15 9.00E-14 2.25E-14 3.52E-15 2.00E-14 5.00E-15 2.55E-15 9.00E-13 2.25E-13 8.22E-15 6.00E-13 1.50E-13 12/28/1999 9.48E-15 9.00E-14 2.25E-14 6.20E-15 2.00E-14 5.00E-15 3.96E-15 9.00E-13 2.25E-13 7.56E-15 6.00E-13 1.50E-13 3/27/2000 2.06E-15 9.00E-14 2.25E-14 1.27E-15 2.00E-14 5.00E-15 1.09E-15 9.00E-13 2.25E-13 7.72E-15 6.00E-13 1.50E-13 6/26/2000 1.50E-15 9.00E-14 2.25E-14 1.24E-15 2.00E-14 5.00E-15 1.01E-15 9.00E-13 2.25E-13 4.36E-15 6.00E-13 1.50E-13 9/26/2000 1.04E-15 9.00E-14 2.25E-14 5.45E-16 2.00E-14 5.00E-15 6.01E-16 9.00E-13 2.25E-13 7.67E-15 6.00E-13 1.50E-13 12/26/2000 1.48E-15 9.00E-14 2.25E-14 7.56E-16 2.00E-14 5.00E-15 6.84E-16 9.00E-13 2.25E-13 7.00E-15 6.00E-13 1.50E-13 3/26/2001 4.27E-16 9.00E-14 2.25E-14 2.19E-16 2.00E-14 5.00E-15 1.89E-16 9.00E-13 2.25E-13 6.13E-15 6.00E-13 1.50E-13 7/2/2001 4.52E-16 9.00E-14 2.25E-14 4.02E-16 2.00E-14 5.00E-15 l.OOE-16 9.00E-13 2.25E-13 7.48E-15 6.00E-13 1.50E-13 9/24/2001 4.65E-16 9.00E-14 2.25E-14 2.06E-16 2.00E-14 5.00E-15 2.02E-16 9.00E-13 2.25E-13 6.98E-15 6.00E-13 1.50E-13 12/31/2001 7.40E-16 9.00E-14 2.25E-14 3.51E-16 2.00E-14 5.00E-15 3.64E-16 9.00E-13 2.25E-13 4.72E-15 6.00E-13 1.50E-13 4/1/2002 1.26E-15 9.00E-14 2.25E-14 7.53E-16 2.00E-14 5.00E-15 7.19E-16 9.00E-13 2.25E-13 9.65E-15 6.00E-13 1.50E-13 7/1/2002 1.02E-15 9.00E-14 2.25E-14 1.03E-15 2.00E-14 5.00E-15 3.39E-16 9.00E-13 2.25E-13 7.20E-15 6.00E-13 1.50E-13 9/30/2002 5.82E-16 9.00E-14 2.25E-14 9.28E-16 2.00E-14 5.00E-15 3.14E-16 9.00E-13 2.25E-13 4.48E-15 6.00E-13 1.50E-13 12/30/2002 1.00E-16 9.00E-14 2.25E-14 7.67E-16 2.00E-14 5.00E-15 3.48E-16 9.00E-13 2.25E-13 9.56E-15 6.00E-13 1.50E-13 3/31/2003 1.13E-15 9.00E-14 2.25E-14 7.41E-16 2.00E-14 5.00E-15 4.41E-16 9.00E-13 2.25E-13 6.68E-15 6.00E-13 1.50E-13 6/30/2003 4.35E-16 9.00E-14 2.25E-14 5.08E-16 2 OOE-14 5.00E-15 2.51E-16 9.00E-13 2.25E-13 1.34E-15 6.00E-13 1.50E-13 9/29/2003 1.51E-16 9.00E-14 2.25E-14 1.02E-16 2.00E-14 5.00E-15 1.00E-16 9.00E-13 2.25E-13 7.28E-15 6.00E-13 1.50E-13 12/29/2003 1.52E-16 9.00E-14 2.25E-14 1.54E-16 2.00E-14 5.00E-15 1.51E-16 9.00E-13 2.25E-13 7.02E-15 6.00E-13 1.50E-13 3/29/2004 1.00E-16 9.00E-14 2.25E-14 1.12E-16 2.00E-14 5.00E-15 1.00E-16 9.00E-13 2.25E-13 8.82E-15 6.00E-13 1.50E-13 6/27/2004 1.18E-16 9.00E-14 2.25E-14 3.11E-16 2.00E-14 5.00E-15 1.25E-16 9.00E-13 2.25E-13 2.47E-15 6.00E-13 1.50E-13 9/27/2004 1.16E-16 9.00E-14 2.25E-14 1.72E-16 2.00E-14 5.00E-15 1.18E-16 9.00E-13 2.25E-13 1.10E-14 6.00E-13 1.50E-13 12/27/2004 1.14E-16 9.00E-14 2.25E-14 1.06E-16 2.00E-14 5.00E-15 l.OOE-16 9.00E-13 2.25E-13 1.59E-14 6.00E-13 1.50E-13 3/28/2005 l.OOE-16 9.00E-14 2.25E-14 2.04E-16 2.00E-14 5.00E-15 1.83E-16 9.00E-13 2.25E-13 8.57E-15 6.00E-13 1.50E-13 6/29/2005 1.83E-16 9.00E-14 2.25E-14 3.81E-16 2.00E-14 5.00E-15 3.09E-16 9.00E-13 2.25E-13 1.06E-14 6.00E-13 1.50E-13 9/26/2005 2.87E-16 9.00E-14 2.25E-14 8.21E-16 2.00E-14 5.00E-15 3.71E-14 9.00E-13 2.25E-13 6.28E-14 6.00E-13 1.50E-13 1/3/2006 8.74E-16 9.00E-14 2.25E-14 3.79E-16 2.00E-14 5.00E-15 1.31E-16 9.00E-13 2.25E-13 4.32E-14 6.00E-13 1.50E-13 4/3/2006 5.22E-16 9.00E-14 2.25E-14 6.66E-16 2.00E-14 5.00E-15 1.11E-16 9.00E-13 2.25E-13 9.34E-15 6.00E-13 1.50E-13 7/3/2006 3.08E-16 9.00E-14 2.25E-14 1.10E-16 2.00E-14 5.00E-15 1.00E-16 9.00E-13 2.25E-13 1.25E-14 6.00E-13 1.50E-13 10/2/2006 9.14E-16 9.00E-14 2.25E-14 4.95E-16 2.00E-14 5.00E-15 1.86E-16 9.00E-13 2.25E-13 1.67E-14 6.00E-13 1.50E-13 1/1/2007 9.49E-16 9.00E-14 2.25E-14 6.81E-16 2.00E-14 5.00E-15 2.02E-16 9.00E-13 2.25E-13 1.31E-14 6.00E-13 1.50E-13 4/2/2007 1.08E-15 9.00E-14 2.25E-14 8.22E-16 2.00E-14 5.00E-15 2.26E-16 9.00E-13 2.25E-13 1.64E-14 6.00E-13 1.50E-13 7/2/2007 1.54E-15 9.00E-14 2.25E-14 8.16E-16 2.00E-14 5.00E-15 4.76E-16 9.00E-13 2.25E-13 2.12E-14 6.00E-13 1.50E-13 9/30/2007 4.90E-16 9.00E-14 2.25E-14 2.37E-16 2.00E-14 5.00E-15 1.00E-16 9.00E-13 2.25E-13 6.65E-15 6.00E-13 1.50E-131 12/31/2007 1.46E-15 9.00E-14 2.25E-14 5.67E-16 2.00E-14 5.00E-15 1.00E-16 9.00E-13 2.25E-13 1.02E-14 6.00E-13 1.50E-13 3/31/2008 3.16E-16 9.00E-14 2.25E-14 6.17E-16 2.00E-14 5.00E-15 3.71E-16 9.00E-13 2.25E-13 4.82E-15 6.00E-13 1.50E-13 6/30/2008 3.13E-15 9.00E-14 2.25E-14 1.55E-15 2.00E-14 5.00E-15 9.27E-16 9.00E-13 2.25E-13 7.40E-15 6.00E-13 1.50E-13 9/30/2008 9.00E-14 2.25E-14 2.00E-14 5.00E-15 9.00E-13 2.25E-13 6.00E-13 1.50E-13 12/31/2008 9.00E-14 2.25E-14 2.00E-14 5.00E-15 9.00E-13 2.25E-13 6.00E-13 1.50E-13 3/15/2009 4.13E-15 9.00E-14 2.25E-14 1.39E-15 2.00E-14 5.00E-15 1.41E-15 9.00E-13 2.25E-13 4.66E-15 6.00E-13 1.50E-13 6/15/2009 2.31E-16 9.00E-14 2.25E-14 7.79E-16 2.00E-14 5.00E-15 6.37E-16 9.00E-13 2.25E-13 4.18E-15 6.00E-13 1.50E-13 9/15/2009 3.10E-15 9.00E-14 2.25E-14 9.20E-16 2.00E-14 5.00E-15 6.36E-16 9.00E-13 2.25E-13 1.21E-14 6.00E-13 1.50E-13 12/15/2009 5.77E-15 9.00E-14 2.25E-14 3.13E-16 2.00E-14 5.00E-15 1.92E-16 9.00E-13 2.25E-13 2.48E-15 6.00E-13 1.50E-13 location: BHV-5 Current Quarter 1st 1st Znd 3rd 4th %time operated Air Volume, SCF x leE PERIOD ENDING URANIUM URANIUM-Natural THORIUM 230 RADIUM ZZ6 LEAD ZlO GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % CONC. !lCi/cc ERROR (1E-16) MPC* CONC. !lCi/cc ERROR (lE-16) MPC* CONC. !lCi/cc ERROR (lE-16) MPC* CONC. !lCi/cc ERROR (1E-16) MPC* 28-Sep-81 2.44E-15 1E-16 4.88E-02 1.53E-15 4.11E-16 1E-16 5.10E-01 7.54E-16 4.31E-16 1E-16 3.77E-02 1.69E-14 2.57E-15 2E-15 2.11E-01 14-Dec-81 4.84E-15 1E-16 9.68E-02 2.78E-15 3.56E-16 1E-16 9.27E-01 1.84E-15 2.84E-16 1E-16 9.20E-02 1.53E-14 2.28E-15 2E-15 1.91E-01 29-Mar-82 1.04E-15 9E-16 2.08E-02 2.62E-15 9.49E-16 3E-15 8.73E-01 1.11E-15 4.82E-16 4E-15 5.55E-02 2.98E-14 8.16E-15 2E-14 3.73E-01 30-Jun-82 3.61E-15 3.80E-16 5E-17 7.22E-02 7.61E-15 9.40E-16 7E-17 2.54E+OO 1.39E-15 2.19E-16 2E-16 6.95E-02 1.80E-15 1.89E-15 2E-15 2.25E-02 27-Sep-82 1.71E-14 8.29E-16 1E-16 3.42E-01 9.46E-15 6.02E-16 1E-16 3.15E+00 3.80E-15 4.68E-16 1E-16 1.90E-01 2.35E-14 4.65E-15 2E-15 2.94E-01 3-Jan-83 1.90E-14 1.30E-15 5E-17 3.80E-01 5.77E-15 1.99E-16 3E-17 1.92E+OO 9.34E-17 3.10E-16 6E-17 4.67E-03 4.32E-14 2.80E-15 2E-15 5.40E-01 4-Apr-83 Lost in Lab 2.33E-15 l.OOE-16 2E-17 7.77E-01 5.93E-16 1.08E-16 9E-17 2.97E-02 3.01E-14 1.40E-15 9E-16 3.76E-01 30-Jun-83 7.62E-16 5.02E-17 5E-17 1.52E-02 3.25E-15 1.70E-16 6E-17 1.08E+OO 6.28E-15 3.59E-16 1E-16 3.14E-01 2.69E-14 1.00E-15 1E-15 3.36E-01 3-0ct-83 4.86E-16 4.08E-18 1E-16 9.72E-03 1.10E-15 3.09E-16 1E-16 3.67E-01 3.63E-16 1.08E-16 1E-16 1.82E-02 2.08E-14 1.13E-15 9E-16 2.60E-01 3-Jan-84 6.96E-15 3.19E-16 1E-16 1.39E-01 9.69E-16 9.66E-17 5E-17 3.23E-01 9.60E-16 6.53E-17 1E-16 4.80E-02 1.83E-14 2.92E-15 2E-15 2.29E-01 2-Apr-84 1.64E-15 4.96E-17 5E-17 3.28E-02 1.34E-15 1.20E-16 7E-17 4.47E-01 3.88E-15 2.29E-16 5E-17 1.94E-01 4.67E-14 2.10E-01 1E-15 5.84E-01 2-Jul-84 1.12E-15 4.03E-17 5E-17 2.24E-02 1.92E-15 1.69E-16 7E-17 6.40E-01 3.31E-15 2.70E-16 1E-16 1.66E-01 2.21E-14 1.20E-15 1E-16 2.76E-01 1-0ct-84 1.11E-15 5.00E-17 5E-17 2.22E-02 3.13E-16 1.26E-16 5E-17 1.04E-01 4.21E-16 1.34E-16 1E-16 2.11E-02 1.57E-14 1.39E-15 1E-15 1.96E-01 2-Jan-85 7.32E-16 9.06E-18 6E-16 1.46E-02 6.71E-16 1.66E-16 5E-17 2.24E-01 4.94E-16 1.35E-16 1E-16 2.47E-02 2.42E-14 1.26E-15 9E-16 3.03E-01 1-Apr-85 2.36E-16 1.18E-17 5E-17 4.72E-03 5.43E-16 2.18E-16 1E-16 1.81E-01 2.71E-16 9.00E-17 7E-17 1.36E-02 1.25E-14 1.02E-15 8E-16 1.56E-01 1-Jul-85 7.58E-16 2.94E-17 5E-17 1.52E-02 4.00E-16 9.43E-16 5E-16 1.33E-01 6.90E-16 1.50E-16 9E-17 3.45E-02 2.15E-14 1.42E-15 9E-16 2.69E-01 30-Sep-85 7.47E-15 2.20E-16 7E-16 1.49E-01 1.16E-15 1.42E-16 8E-17 3.87E-01 2.19E-15 2.21E-15 1E-16 l.lOE-01 9.20E-15 1.11E-15 1E-15 1.15E-01 2-Jan-86 1.75E-14 2.5E-14 6E-16 3.50E-01 7.24E-15 2.20E-15 1E-15 2.41E+OO 3.83E-15 3.83E-15 1E-16 1.92E-01 1.13E-16 1.00E-15 1E-15 1.41E-03 1-Apr-86 2.99E-14 2E-18 5.98E-01 7.64E-15 6.30E-17 4E-18 2.55E+OO 1.51E-14 5.02E-16 4E-18 7.57E-01 2.22E-14 5.04E-16 9E-17 2.78E-01 30-Jun-86 2.23E-14 1.1E-15 1E-17 4.47E-01 5.19E-15 3.30E-16 2E-17 1.73E+OO 1.05E-14 l.OOE-16 4E-18 5.24E-01 2.16E-14 2.00E-15 2E-15 2.70E-01 27-0ct-86 2.33E-14 1E-18 4.66E-01 7.78E-15 3.00E-16 2E-18 2.59E+OO 1.60E-14 l.OOE-15 1E-18 8.00E-01 2.02E-14 2.00E-16 3E-18 2.53E-01 15-Dec-86 3.40E-14 3E-17 6.80E-01 5.35E-15 2.00E-16 2E-17 1.78E+00 1.47E-14 5.00E-16 4E-17 7.35E-01 2.82E-14 2.00E-16 3E-17 3.53E-01 16-Mar-87 2.06E-14 3E-18 4.12E-01 4.50E-15 3.00E-16 5E-18 1.50E+00 6.74E-15 2.00E-16 4E-18 3.37E-01 7.29E-14 1.00E-15 7E-18 9.11E-01 11-May-87 2.50E-14 5E-18 5.00E-01 8.54E-15 2.00E-16 SE-18 2.85E+OO 8.15E-15 3.00E-16 SE-18 4.08E-01 3.28E-14 2.00E-16 2E-17 4.10E-01 9-Sep-87 2.65E-14 5E-18 5.30E-01 6.62E-15 3.00E-16 7E-17 2.21E+OO 9.34E-15 3.00E-16 2E-17 4.67E-01 2.77E-14 4.00E-16 1E-16 3.46E-01 2-Nov-87 1.80E-14 4E-18 3.60E-01 7.09E-15 3.00E-16 4E-18 2.36E+00 7.20E-15 3.00E-16 4E-18 3.60E-01 1.77E-14 5.00E-16 2E-17 2.21E-01 16-Feb-88 l.OlE-14 5E-18 2.02E-01 2.98E-15 l.OOE-16 2E-17 9.93E-01 3.93E-15 1.00E-16 2E-17 1.97E-01 3.36E-14 2.00E-16 SE-17 4.20E-01 18-May-88 1.78E-14 3E-18 3.56E-01 8.14E-15 3.00E-16 2E-17 2.71E+OO 7.43E-15 3.00E-16 2E-17 3.72E-01 2.12E-14 2.00E-16 4E-17 2.65E-01 15-Aug-88 1.79E-14 3E-18 3.58E-01 1.49E-14 1.00E-15 lE-17 4.97E+OO 5.34E-15 2.00E-16 2E-17 2.67E-01 2.45E-14 3.00E-16 2E-17 3.06E-01 14-Nov-88 4.46E-14 3E-18 8.92E-01 1.39E-14 2.00E-16 1E-17 4.63E+OO 1.17E-14 2.00E-16 1E-17 5.85E-01 3.43E-14 2.00E-16 3E-17 4.29E-01 13-Feb-89 1.67E-14 4E-17 3.34E-01 5.54E-15 1.02E-16 1E-16 1.85E+00 7.20E-15 1.40E-16 2E-16 3.60E-01 5.02E-14 2.10E-16 5E-16 6.28E-01 15-May-89 2.03E-14 1E-18 4.06E-01 7 .05E-15 2.00E-16 6E-17 2.35E+00 9.56E-16 2.00E-16 6E-18 4.78E-02 1.43E-14 1.00E-16 3E-17 1.79E-01 14-Aug-89 2.81E-15 2E-18 5.62E-02 3.78E-15 2.00E-16 8E-18 1.26E+OO 9.26E-15 3.00E-16 8E-18 4.63E-01 1.50E-14 1.00E-16 4E-17 1.88E-01 13-Nov-89 5.38E-14 2E-17 1.08E+OO 8.01E-15 3.00E-16 3E-18 2.67E+OO 1.81E-14 3.00E-16 7E-18 9.06E-01 4.09E-14 5.00E-16 2E-17 5.12E-01 12-Feb-90 4.48E-14 3E-18 8.96E-01 1.48E-14 l.OOE-15 6E-18 4.93E+OO 1.28E-14 2.00E-17 2E-17 6.40E-01 3.88E-14 3.00E-16 5E-17 4.85E-01 14-May-90 2.18E-14 1E-16 4.36E-01 1.70E-14 l.OOE-15 1E-16 5.67E+00 1.59E-14 l.OOE-15 1E-16 7.95E-01 3.49E-14 l.OOE-15 2E-16 4.36E-01 13-Aug-90 9.53E-15 1E-16 1.91E-01 1.70E-14 l.OOE-15 1E-16 5.67E+00 3.27E-15 1.10E-16 1E-16 1.64E-01 1.27E-14 2.00E-16 2E-16 1.59E-01 12-Nov-90 1.11E-14 1E-16 2.22E-01 5.27E-15 3.00E-14 1E-16 1.76E+OO 5.38E-15 3.00E-16 1E-16 2.69E-01 1.56E-14 4.00E-16 2E-16 1.95E-01 11-Feb-91 6.35E-16 1E-16 1.27E-02 3.13E-16 6.00E-17 1E-16 1.04E-01 2.31E-16 4.00E-17 1E-16 1.16E-02 3.89E-14 1.00E-15 2E-16 4.86E-01 13-May-91 1.22E-15 1E-16 2.44E-02 6.14E-15 3.00E-16 1E-16 2.05E+00 4.41E-15 2.00E-16 1E-16 2.21E-01 2.50E-14 1.00E-15 2E-15 3.13E-01 12-Aug-91 7.84E-16 1E-16 1.57E-02 1.43E-15 2.00E-16 1E-16 4.77E-01 4.47E-16 1.10E-16 1E-16 2.24E-02 1.84E-14 4.00E-16 2E-15 2.30E-01 11-Nov-91 5.37E-16 1E-16 1.07E-02 4.20E-16 7.00E-17 2E-17 1.40E-01 1.37E-16 3.00E-17 2E-17 6.85E-03 1.27E-14 3.00E-16 1E-16 1.59E-01 10-Feb-92 3.54E-16 1E-16 7.08E-03 1.18E-16 6.00E-17 2E-17 3.93E-02 4.08E-17 3.00E-17 2E-17 2.04E-03 3.69E-14 6.00E-17 1E-16 4.61E-01 11-May-92 4.71E-16 1E-16 9.42E-03 9.58E-16 l.OOE-16 2E-19 3.19E-01 8.31E-17 4.00E-18 2E-19 4.16E-03 1.43E-14 2.00E-16 1E-18 1.79E-01 10-Aug-92 5.32E-15 2E-18 1.06E-01 3.36E-16 6.00E-17 4E-18 1.12E-01 1.65E-16 7.00E-17 2E-18 8.25E-03 1.59E-14 2.00E-16 2E-17 1.99E-01 9-Nov-92 3.66E-16 3E-21 7.32E-03 2.25E-16 4.00E-17 4E-18 7.50E-02 1.08E-16 3.00E-17 3E-18 5.40E-03 2.24E-14 2.00E-16 2E-17 2.80E-01 9-Feb-93 10-May-93 10-Aug-93 8-Nov-93 7-Feb-94 9-May-94 9-Aug-94 7-Nov-94 7-Feb-95 9-May-95 9-Aug-95 11-Nov-95 5-Feb-96 6-May-96 5-Aug-96 6-Nov-96 6-Feb-97 5-May-97 11-Aug-97 5-Jan-98 28-Apr-98 31-Jul-98 28-Sep-98 28-Dec-98 29-Mar-99 3-Jul-99 27-Sep-99 28-Dec-99 27-Mar-00 26-Jun-00 26-Sep-00 26-Dec-00 26-Mar-01 2-Jul-01 24-Sep-01 31-Dec-01 1-Apr-02 1-Jul-02 30-Sep-02 30-Dec-02 31-Mar-03 30-Jun-03 29-Sep-03 29-Dec-03 29-Mar-04 27-Jun-04 27-Sep-04 27-Dec-04 28-Mar-05 29-Jun-05 26-Sep-05 3-Jan-06 3-Apr-06 3-Jul-06 2.05E-16 4.80E-16 8.30E-16 2.70E-16 3.18E-16 1.80E-15 2.67E-15 9.21E-17 1.51E-15 2.21E-16 1.66E-16 2.04E-14 4.50E-14 1.76E-15 2.37E-15 3.53E-15 1.84E-16 5.75E-16 1.21E-15 9.89E-16 2.84E-15 7.49E-16 1.07E-15 8.51E-15 3.75E-15 1.53E-15 5.83E-15 9.48E-15 2.06E-15 1.50E-15 1.04E-15 1.48E-15 4.27E-16 4.52E-16 4.65E-16 7.40E-16 1.26E-15 1.02E-15 5.82E-16 <1.00E-16 1.13E-15 4.35E-16 1.51E-16 1.52E-16 <1.00E-16 1.18E-16 1.16E-16 1.14E-16 <1.00E-16 1.83E-16 2.87E-16 8.74E-16 5.22E-16 3.08E-16 1E-22 3E-22 2E-18 2E-18 2E-16 2E-17 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 4.10E-03 9.60E-03 1.66E-02 5.40E-03 5.30E-01 3.00E+OO 4.45E+00 1.54E-01 2.52E+OO 3.68E-01 2.77E-01 3.40E+01 7.50E+01 2.93E+OO 3.95E+00 5.88E+00 3.07E-01 9.58E-01 2.02E+OO 1.65E+00 4.73E+00 8.32E-01 1.19E+00 9.46E+00 4.16E-16 1.70E+00 6.48E+00 1.05E+01 2.29E+00 1.67E+OO 1.15E+OO 1.64E+OO 4.75E-01 5.02E-01 5.16E-01 8.23E-01 1.40E+OO 1.14E+00 6.46E-01 9.14E-17 8.25E-16 1.90E-16 8.00E-17 O.OOE+OO 9.78E-16 l.llE-15 1.59E-15 9.50E-16 8.56E-16 1.67E-15 6.70E-15 3.58E-14 3.57E-15 8.18E-15 5.31E-15 2.01E-16 7.24E-16 7.39E-16 1.92E-15 2.38E-15 1.49E-15 9.20E-16 4.58E-15 2.45E-15 8.65E-16 3.52E-15 6.20E-15 1.27E-15 1.24E-15 5.45E-16 7.56E-16 2.19E-16 4.02E-16 2.06E-16 3.51E-16 7.53E-16 1.03E-15 9.28E-16 <1.11E-01 7 .67E-16 1.26E+OO 7.41E-16 4.84E-01 5.08E-16 1.67E-01 1.02E-16 1.69E-01 1.54E-16 <l.llE-01 1.12E-16 1.31E-01 3.11E-16 1.28E-01 1.72E-16 1.27E-01 1.06E-16 <1.11E-01 2.04E-16 2.04E-01 3.81E-16 3.19E-01 8.21E-16 9.71E-01 3.79E-16 5.80E-01 6.66E-16 3.43E-01 1.10E-16 8.00E-17 1.20E-16 7.00E-17 S.OOE-17 5.90E-17 2.00E-16 1.70E-16 8.80E-17 9.29E-16 5.41E-17 1.29E-16 2.32E-16 9.47E-17 2.84E-16 4.61E-16 1.97E-16 2.87E-17 6.36E-17 5.50E-17 N/A 7.70E-17 7.13E-17 5.66E-17 1.14E-16 8.25E-17 4.46E-17 1.18E-16 1.96E-16 6.74E-17 6.61E-17 6.15E-17 7.78E-17 4.27E-17 5.90E-17 1.44E-17 3.84E-17 6.07E-17 6.44E-17 5.73E-17 S.OOE-17 5.38E-17 4.15E-17 1.82E-17 2.08E-17 2.18E-17 2.79E-17 2.12E-17 1.69E-17 3.19E-17 3.59E-17 7.29E-17 4.99E-17 3.69E-17 2.01E-17 4E-18 4E-18 4E-18 4E-18 4E-18 4E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 3.05E-02 2.75E-01 6.33E-02 2.67E-02 O.OOE+OO 3.26E+00 3.70E+00 5.30E+OO 3.17E+OO 2.85E+00 5.57E+OO 2.23E+01 1.19E+02 1.19E+Ol 2.73E+01 1.77E+01 6.70E-01 2.41E+OO 2.46E+OO 6.40E+00 7.93E+00 4.97E+00 3.07E+OO 1.53E+01 8.17E+OO 2.88E+00 1.17E+01 2.07E+01 4.25E+00 4.13E+OO 1.82E+OO 2.52E+OO 7.32E-01 1.34E+OO 6.88E-01 1.17E+OO 2.51E+OO 3.44E+OO 3.09E+00 6.31E-17 1.26E-15 2.10E-16 7.00E-17 5.18E-16 1.10E-15 4.95E-16 1.66E-15 9.70E-17 3.06E-15 3.90E-15 7.65E-15 2.39E-14 9.55E-16 7.46E-16 9.39E-16 1.87E-16 6.07E-16 S.OSE-16 6.21E-16 1.72E-15 8.34E-16 6.32E-16 4.58E-15 2.39E-15 6.52E-16 2.55E-15 3.96E-15 1.09E-15 1.01E-15 6.01E-16 6.84E-16 1.89E-16 <l.OOE-16 2.02E-16 3.64E-16 7.19E-16 3.39E-16 3.14E-16 1E-16 2.56E+OO I3.48E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 2.47E+00 1.69E+OO 3.41E-01 5.13E-01 3.73E-01 1.04E+00 5.74E-01 3.52E-01 6.80E-01 1.27E+OO 2.74E+OO 1.26E+00 1.22E+00 3.68E-01 4.41E-16 2.51E-16 <1.00E-16 1.51E-16 <l.OOE-16 1.25E-16 1.18E-16 <l.OOE-16 1.83E-16 3.09E-16 3.71E-14 1.31E-16 1.11E-16 <l.OOE-16 S.OOE-17 l.OOE-16 9.00E-17 1.70E-16 2.80E-16 2.00E-16 3.87E-17 5.70E-17 6.66E-17 9.49E-17 1.34E-16 1.24E-16 3.38E-16 2.54E-17 5.12E-17 5.91E-17 1.81E-17 4.85E-17 4.30E-17 N/A 8.58E-17 5.97E-17 4.91E-17 1.32E-16 9.45E-17 4.61E-17 8.95E-17 1.15E-16 5.86E-17 6.29E-17 7.62E-17 7.78E-17 2.44E-17 N/A 3.75E-17 3.41E-17 5.52E-17 3.29E-17 1.58E-17 4.03E-17 2.76E-17 2.58E-17 N/A 1.28E-17 N/A 2.37E-17 2.48E-17 N/A 3.03E-17 3.31E-17 4.30E-15 3.41E-17 2.79E-17 N/A 3E-18 3E-18 3E-18 3E-18 3E-18 3E-17 1E-16 1E-16 1E-16 1E-16 1E-16 2E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 3.16E-03 6.30E-02 1.05E-02 3.50E-03 5.76E-02 1.22E-01 5.50E-02 1.84E-01 l.OSE-02 3.40E-01 4.33E-01 8.50E-01 2.66E+00 1.06E-01 8.29E-02 1.04E-01 2.08E-02 6.74E-02 5.61E-02 6.90E-02 1.91E-01 9.27E-02 7.03E-02 5.08E-01 2.66E-01 7.24E-02 2.83E-01 4.40E-01 1.21E-01 1.12E-01 6.67E-02 7.60E-02 2.10E-02 3.41E-14 1.83E-14 1.70E-14 2.34E-14 3.64E-14 8.30E-15 O.OOE+OO O.OOE+OO 9.35E-15 4.34E-15 5.60E-15 4.47E-15 7.30E-15 7.54E-15 5.75E-15 1.21E-14 6.14E-15 4.75E-15 4.92E-15 4.68E-15 7.35E-15 7.01E-15 3.95E-15 1.43E-14 8.46E-15 7.20E-15 8.22E-15 7.56E-15 7.72E-15 4.36E-15 7.67E-15 7.00E-15 6.13E-15 <1.11E-02 17.48E-15 2.42E-02 6.98E-15 4.04E-02 7.99E-02 3.77E-02 3.48E-02 4.72E-15 9.65E-15 7.20E-15 4.48E-15 1E-16 4.26E-02 I9.56E-15 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 4.91E-02 6.68E-15 2.39E-02 1.34E-15 <1.11E-02 7.28E-15 1.67E-02 7.02E-15 <1.11E-02 8.82E-15 1.39E-02 2.47E-15 1.32E-02 1.10E-14 <l.llE-02 1.59E-14 2.04E-02 8.57E-15 3.43E-02 1.06E-14 4.13E+00 6.28E-14 1.46E-02 4.32E-14 1.24E-02 9.34E-15 <1.11E-02 1.25E-14 5.00E-16 4.00E-16 5.00E-16 3.00E-16 ?.OOE-16 2.00E-16 2.19E-16 1.88E-15 4.00E-16 2.06E-16 1.29E-16 2.25E-16 3.87E-16 5.83E-16 3.04E-16 5.32E-16 2.92E-16 2.84E-16 2.80E-16 N/A 3.47E-16 4.03E-16 2.04E-16 3.19E-16 3.29E-16 3.26E-16 3.16E-16 3.12E-16 3.24E-16 2.55E-16 4.45E-16 4.28E-16 7.50E-16 2.57E-16 1.59E-16 2.03E-16 1.72E-16 1.72E-16 1.00E-16 1.63E-16 1.34E-16 8.02E-17 1.85E-16 1.87E-16 2.31E-16 1.98E-16 3.10E-16 2.10E-16 1.64E-16 1.82E-16 1.08E-15 6.47E-16 2.42E-16 4.48E-16 2E-17 2E-17 2E-17 2E-17 2E-17 2E-16 1E-16 1E-15 1E-15 1E-15 2E-15 1E-15 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 1E-16 4.26E-01 2.29E-01 2.13E-01 2.93E-01 6.07E+OO 1.38E+OO O.OOE+OO O.OOE+OO 1.56E+OO 7.23E-01 9.33E-01 7.45E-01 1.22E+00 1.26E+00 9.58E-01 2.02E+OO 1.02E+OO 7.92E-01 8.20E-01 7.80E-01 1.23E+OO 1.17E+OO 6.59E-01 2.39E+OO 1.41E+00 1.20E+OO 1.37E+OO 1.26E+OO 1.29E+00 7.27E-01 1.28E+00 1.17E+OO 1.02E+OO 1.25E+OO 1.16E+OO 7.86E-01 1.61E+OO 1.20E+OO 7.47E-01 1E-16 1.59E+00 1E-16 1E-16 1E-16 1E-16 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 2E-15 1.11E+OO 2.23E-01 1.21E+00 1.17E+OO 1.47E+00 4.11E-01 1.83E+OO 2.64E+00 1.43E+00 1.76E+00 1.05E+OO 7.20E+OO 1.56E+OO 2.08E+OO 02-0ct-06 9.14E-16 1E-16 1.02E+00 4.95E-16 8.20E-17 1E-16 1.65E+OO 1.86E-16 4.49E-17 1E-16 2.07E-02 1.67E-14 5.27E-16 2E-15 2.78E+00 01-Jan-07 9.49E-16 1E-16 1.05E+00 6.81E-16 1.02E-16 1E-16 2.27E+OO 2.02E-16 5.73E-17 1E-16 2.24E-02 1.31E-14 5.16E-16 2E-15 2.18E+00 2-Apr-07 1.08E-15 1E-16 1.20E+OO 8.22E-16 4.74E-17 1E-16 2.74E+OO 2.26E-16 2.89E-17 1E-16 2.51E-02 1.64E-14 2.27E-16 2E-15 2.70E+00 2-Jul-07 1.54E-15 1E-16 1.72E+00 8.16E-16 1.23E-16 1E-16 2.72E+OO 4.76E-16 1.26E-16 1E-16 5.31E-02 2.12E-14 7.36E-16 2E-15 3.53E+OO 30-Sep-07 4.90E-16 1E-16 5.44E-01 2.37E-16 4.20E-17 1E-16 7.89E-01 <1E-16 NA 1E-16 <1.11E-02 6.65E-15 2.73E-16 2E-15 1.11 31-Dec-07 1.46E-15 1E-16 1.62 5.67E-16 7.28E-17 1E-16 1.89 <1E-16 NA 1E-16 <1.11E-02 1.02E-14 2.87E-16 2E-15 1.7 31-Mar-08 3.16E-16 1E-16 3.51E-01 6.17E-16 4.26E-17 1E-16 2.06E+OO 3.71E-16 3.67E-17 1E-16 4.11E-02 4.82E-15 1.75E-16 2E-15 8.03E-01 30-Jun-08 3.13E-15 1E-16 3.48E+00 1.55E-15 2.30E-16 1E-16 5.15E+OO 9.27E-16 4.20E-17 1E-16 1.03E-01 7.40E-15 2.73E-16 2E-15 1.23E+OO 15-Mar-09 4.13286E-15 1E-16 1.38598E-15 2.14987E-1E 1E-16 1.40533E-15 6.61155E-17 1E-16 4.65651E-15 1.61517E-1E 2E-15 15-Jun-09 2.31131E-1E 1E-16 7.79093E-1E 9.81435E-17 1E-16 6.37482E-16 2.1163E-17 1E-16 4.17532E-15 1.37834E-16 2E-15 15-Sep-09 3.09843E-15 1E-16 9.20395E-16 9.46136E-17 1E-16 6.35595E-1E 2.54123E-17 1E-16 1.20815E-14 1.83879E-16 2E-15 15-Dec-09 5.77224E-15 1E-16 3.12921E-16 4.15815E-17 1E-16 1.91989E-1E 1.52501E-17 1E-16 2.48574E-15 9.64019E-17 2E-15 Tab 6 -E :-:::: (.) ::l -1/) r:::: 0 :;:; E -r:::: Cl) 0 r:::: 0 (.) Cl) '0 0 ::l r:::: 0 '0 cu 0:: <0 :> :I: Ill N ...... I LU ('I') ...... I LU I I ! ~ ........ .._ ~ ~ +::: I "<t ...... I LU ...... ! ~ i I ilo. •I ~ I i I r-== • ~ ~. I P,:: :>4 I I ~. ~ -.---. LO ...... I LU ...... I .,...... :l ~ .~~ c:::: ~ ~ ~ ~ ~ .... . ~ ~ ~~ ~N ~ ...,~ " '!: -- ~ ~ ~~ ~ 4( ~ ~ b ~ I CD ..-1 LU ..- .. I 6o-das so-das Lo-das go-d as so-das vo-das £o-das zo-daso ...... N ~o-das-6 ro Q) oo-dasf 66-das CD 95-das~ I E L6-das.;;;1 "0 ro 96-daso::: S6-das + 0 v6-das('l') N I E £6-das.;;;1 .... 0 Z6-das~ ~6-das f 06-das~ :::l 59-das~ E gg-das.;;;1 c ro La-das:S gg-dasf gg-das va-das £g-das zg-das ~g-das ,.._ co ...... ...... I I LU LU ...... 1.00E-11 1.00E-12 1.00E-13 Q) 1ii 0 (J)1 .00E-14 0> 0 ~ 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 9E-14 uCi/ml ALARA Goal= 2.25E-14 uCi/ml Pre 1994 MPC Limit= 5E-12uCi/ml Pre 1994 ALARA Goal = 1.25E-12 uCilml ---···-·-----~--------------· r-· ·--.... ····-··· 1--· r--- - --·--·---·--- r------------·----·-------·--··--·-··-··-····--··-········-·······-·-·-·· ···---··-· ..-N ('I) ~ 10 (0 I'-00 0) 0 ..-00 00 00 00 00 00 00 00 0) 0) I I I I I I I I I I I Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) --··· N ('I) 0) 0) I I Q. Q. Q) Q) (/) (/) BHV-6 Uranium-Natural Concent rations (uCi/ml} --· -- -- t--· ----·--···· --.~ .J.. T .. -.-+-.. \.. ~~--=:=~-----1-·V----------·-_!-1 '·- v \A J -·-···-···-··-·-··-··· . ---··-··---. ··-··· -.. --··· ···- "<t 10 (0 I'-00 0) 0 ..-N ('I) "<t 10 (0 I'-00 0) 0) 0) 0) 0) 0) 0) 0 0 0 0 0 0 0 0 0 0 I I I I I I I I I I I I I I I I Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) 1.00E-11 1.00E-12 1.00E-13 -Q) ~ CI)1.00E-14 ~ ...J - 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 2E-14 uCi/ml ALARA Goal = SE-13 uCi/ml BHV-6 Thorium-230 Concentrations (uCi/ml) Pre 1994 MPC Limit= 8E-14uCi/ml -- ···-··-·-·---··-··---· ··--- ·-···---------··-··-··--------··------··--·-··-----···-···--·--···-···-··-·--··-·····-···-··--···----·----·-·-. -----·-·--·-·--··--···-··-··----·-·-·---·-·-·-··-··------·--- ---- . ···--· . ··-··· ... ··-·-· . -· ... . -. ------------------------------·--·--·--------··--. -------· ·-·· . ·--. ·---.... -.... -· .. - ' ' ~ ' .... ' • • -----------··-····---·-·--·-·-····-··-·····------·--······-·-··-·····--·--···-··--·-~· " . \. • • ¥-\ V\ r \ ~f'. w \A A ~ '¥ \ ··--· . ..... N (") ~ 10 co ...... co 0) 0 ..... N (") """ 10 co ...... co 0) 0 ..... N (") """ 10 co ...... co 0) co co co co co co co co 0) 0) 0) 0) 0) 0) 0) 0) 0) 0) 0 0 0 0 0 0 0 0 0 0 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) 1.00E-11 1.00E-12 1.00E-13 Q) ~ 001 .00E-14 C) 0 ::::!. 1.00E-15 Effluent Concentration Limit= 9E-13 uCi/ml ALARA Goal= 2.25E-13 uCi/ml Pre 1994 MPC Limit= 2E-12uCi/ml Pre 1994 ALARA Goal= 5E-13 uCi/ml -·----·-·--··--· -----------· -··-- BHV-6 Radium-226 Concentrations (uCi/ml) ---·-··-·----·· \ \ '" . -----·---------·· ---·---··--·---·--···-·--·-----------· ---- ~ .. ....., -. --··-·-·--------·-·-·--··-------····-·-·-·-·-··----···-·-···-·--·----··--··----------·-----tt=----------------7- .... ·-·-·-... r 1\ I I. 1.00E-16 W\ 1 ~JJ~ .\ --· . ... ····--· .. .. ··-···· . . .... ··-··· . ·-·-···-· . Ff.= . . ---~ -.. -~=~·:· .·· ... ---·-·--. . .. - ' ------------. ··--···------··-····-···--------·-------- 1.00E-17 ..... N (") ~ I() (0 ,.._ ClO 0) 0 ..... N (") ~ I() (0 ,.._ ClO 0) 0 ..... N (") ~ I() (0 ,.._ ClO 0) ClO ClO ClO ClO ClO ClO ClO ClO 0) 0) 0) 0) 0) 0) 0) 0) 0) 0) 0 0 0 0 0 0 0 0 0 0 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) (/) (/) (/) (/) (/) (/) (/) CJ) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) (/) CJ) (/) (/) ------- 1.00E-11 1.00E-12 1.00E-13 Q) ~ cn1.00E-14 g> ....J - 1.00E-15 1.00E-16 1.00E-17 Effluent Concentration Limit= 6E-13 uCi/ml ALARA Goal= 1.5E-13 uCi/ml Pre 1994 MPC Limit= 4E-12uCi/ml Pre 1994ALARA Goal= 1E-12 uCi/ml -----------· --···-·· -··-··--· . --·· .. -···--· -.--... .. . ···-·· .. ··-···· .... -. .. --··· . . -·-··· -... . -· . - ..... N (") ~ 10 CD ,..._ co 0) 0 co co co co co co co co 0) I I I I I I I I I I a. a. a. a. a. a. a. a. a. a. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) ··--···-··· ··- ..... N (") 0) 0) 0) I I I a. a. a. Q) Q) Q) CJ) CJ) CJ) BHV-6 Lead-21 0 Concentrations (uCi/ml) ·-----·-·-----·--- 1--- ----·---- t--- . . ····-· -. --- -----··--· ··-·· T II ·-----· I ·--··-··------· ~ 1\J ~M .... ---u -· .II. • II '<t 10 CD ,..._ co 0) 0 ..... N (") '<t 10 CD ,..._ co 0) 0) 0) 0) 0) 0) 0) 0 0 0 0 0 0 0 0 0 0 I I I I I I I I I I I I I I I I a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. a. Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) Q) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) CJ) Location: BHV-6 Current Quarter 1st 1st 2nd 3rd 4th %time operated Air Volume, SCF x leE PERIOD ENDING URANIUM URANIUM-Natural THORIUM 230 RADIUM 226 LEAD 210 GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % GROSS COUNTING LLD % CONC. J.1Ci/cc ERROR (lE-16) MPC* CONC. J.1Ci/cc ERROR (lE-16) MPC* CONC. J.1Ci/cc ERROR (lE-16) MPC* CONC. J.1Ci/cc ERROR (lE-16) MPC* 27-Sep-99 3.03E-15 1E-16 3.36E+00 1.37E-15 6.98E-17 1E-16 4.57E+00 8.72E-16 5.23E-17 1E-16 9.69E-02 7.55E-15 3.05E-16 1E-16 1.26E+00 28-Dec-99 5.01E-15 1E-16 5.56E+00 2.89E-15 1.25E-16 1E-16 9.63E+OO 1.31E-15 6.53E-17 1E-16 1.46E-01 8.10E-15 3.17E-16 1E-16 1.35£+00 30-Mar-00 7.46E-16 1E-16 8.29 E-01 5.25E-16 5.04E-17 1E-16 1.75E+00 3.00E-16 1.68E-17 1E-16 3.33E-02 7.83E-15 3.16E-16 1E-16 1.30E+OO 26-Jun-00 5.40E-16 1E-16 6.00E-01 3.53E-16 3.62E-17 1E-16 1.18E+00 6.11E-16 5.34E-17 1E-16 6.79E-02 4.83E-15 2.93E-16 1E-16 8.05E-01 25-Sep-00 3.75E-16 1E-16 4.17E-01 2.23E-16 4.23E-17 1E-16 7.44E-01 1.91E-16 2.88E-17 1E-16 2.12E-02 6.41E-15 4.61E-16 1E-16 1.02E+00 26-Dec-00 5.21E-16 1E-16 5.79E-01 3.39E-16 5.04E-17 1E-16 1.13E+00 3.28E-17 2.80E-17 1E-16 3.64E-02 8.57E-15 4.70E-16 1E-16 1.43E+OO 26-Mar-01 1.42E-16 1E-16 1.58E-01 <1.00E-16 NA 1E-16 <3.33E-01 <l.OOE-16 NA 1E-16 <l.llE-02 6.15E-15 7.06E-16 1E-16 1.03E+OO 2-Jul-01 1.81E-16 1E-16 2.01E-01 1.66E-16 3.59E-17 1E-16 5.52E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 6.95E-15 2.57E-16 1E-16 1.16E+OO 24-Sep-01 3.08E-16 1E-16 3.42E-01 1.01E-16 1.01E-17 1E-16 3.37E-01 1.77E-16 3.03E-17 1E-16 1.97E-02 8.59E-15 1.72E-16 1E-16 1.43E+OO 31-Dec-01 3.31E-16 1E-16 3.68E-01 1.25E-16 2.72E-17 1E-16 4.15E-01 1.09E-16 1.00E-17 1E-16 1.21E-02 3.14E-15 1.85E-16 1E-16 5.24E-01 1-Apr-02 4.77E-16 1E-16 5.31E-01 2.94E-16 4.10E-17 1E-16 9.82E-01 1.96E-16 1.61E-17 1E-16 2.18E-02 8.61E-15 1.70E-16 1E-16 1.43E+OO 1-Jul-02 3.68£-16 1E-16 4.09E-01 4.41E-16 4.15E-17 1E-16 1.47E+00 1.76E-16 1.29E-17 1E-16 1.96E-02 8.20E-15 1.80E-16 1E-16 1.37E+OO 30-Sep-02 3.67E-16 1E-16 4.08E-01 5.60E-16 4.44E-17 1E-16 1.87E+00 1.80E-16 1.29E-17 1E-16 2.00E-02 5.55E-15 1.10E-16 1E-16 9.26E-01 30-Dec-02 <1.00E-16 1E-16 <l.llE-01 3.43E-16 3.47£-17 1E-16 1.11E+00 1.67E-16 1.53E-17 1E-16 1.85E-02 1.35E-14 1.89E-16 1E-16 2.24E+00 31-Mar-03 1.98E-16 1E-16 2.20E-01 1.68E-16 2.66E-17 1E-16 5.61E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 7.77E-15 1.48E-16 1E-16 1.29E+OO 30-Jun-03 1.18E-16 1E-16 1.32E-01 1.15E-16 1.96E-17 1E-16 3.83E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 5.92E-15 1.34E-16 1E-16 9.87E-01 29-Sep-03 <l.OOE-16 1E-16 <1.11E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 <1.00E-16 N/A 1E-16 <l.llE-02 8.30E-15 1.95E-16 1E-16 1.38E+00 29-Dec-03 <l.OOE-16 1E-16 <1.11E-01 1.36E-16 1.86E-17 1E-16 4.5E-01 <1.00E-16 N/A 1E-16 <1.11E-02 6.66E-15 1.72E-16 1E-16 1.11E+OO 29-Mar-04 <l.OOE-16 1E-16 <1.11E-01 <l.OOE-16 N/A 1E-16 <3.33E-02 <l.OOE-16 N/A 1E-16 <1.11E-02 8.17E-15 2.26E-16 1E-16 1.36E+OO 27-Jun-04 <l.OOE-16 1E-16 <1.11E-01 <l.OOE-16 N/A 1E-16 <3.33E-02 <1.00E-16 N/A 1E-16 <1.11E-02 3.55E-15 2.21E-16 2E-15 5.92E-01 27-Sep-04 <l.OOE-16 1E-16 <1.11E-01 1.38E-16 1.97E-17 1E-16 4.59E-01 <l.OOE-16 N/A 1E-16 <l.llE-02 1.22E-14 3.22E-16 2E-15 2.03E+00 27-Dec-04 1.05E-16 1E-16 1.16E-01 1.72E-16 2.35E-17 1E-16 5.7E-01 <1.00E-16 N/A 1E-16 <1.11E-02 1.52E-14 2.05E-16 2E-15 2.54E+OO 28-Mar-05 <l.OOE-16 1E-16 <l.llE-01 <l.OOE-16 N/A 1E-16 <3.33E-02 <1.00E-16 N/A 1E-16 <l.llE-02 9.34E-15 1.63E-16 2E-15 1.56E+00 29-Jun-05 1.28E-16 1E-16 1.42E-01 1.01E-16 2.08E-17 1E-16 3.4E-01 <1.00E-16 N/A 1E-16 <l.llE-02 9.85E-15 1.85E-16 2E-15 1.64E+00 26-Sep-05 1.98E-16 1E-16 2.19E-01 5.98E-16 6.11E-17 1E-16 2.0E+OO 3.55E-16 5.97E-17 1E-16 3.95E-02 1.71E-14 6.18E-16 2E-15 2.84E+00 3-Jan-06 7.67E-16 1E-16 8.52E-01 2.88E-16 4.08E-17 1E-16 9.6E-01 3.60E-15 1.63E-16 1E-16 4.00E-01 4.85E-14 6.99E-16 2E-15 8.09E+00 3-Apr-06 2.92E-16 1E-16 3.24E-01 2.00E-16 2.67E-15 1E-16 6.7E-01 <l.OOE-16 N/A 1E-16 <1.11E-02 1.11E-14 2.52E-16 2E-15 1.85E+OO 3-Jul-06 3.25E-16 1E-16 3.61E-01 2.36E-16 3.92E-17 1E-16 7.9E-01 1.08E-16 3.64E-17 1E-16 1.20E-02 l.lOE-14 4.28E-16 2E-15 1.83E+OO 02-0ct-06 5.03E-16 1E-16 5.59E-01 1.49E-16 3.36E-17 1E-16 4.97E-01 1.19E-16 9.38E-17 1E-16 1.33E-02 2.13E-15 1.81E-16 2E-15 3.55E-01 01-Jan-07 8.31E-16 1E-16 9.23E+OO 2.49E-16 5.04E-17 1E-16 8.31E-01 <l.OOE-16 NA 1E-16 <1.11£-02 1.70E-14 5.17E-16 2E-15 2.84E+OO 2-Apr-07 5.36E-16 1E-16 5.95E-01 3.15E-16 3.11E-17 1E-16 1.05E+OO <l.OOE-16 NA 1E-16 <1.11E-02 1.43E-14 2.14E-16 2E-15 2.39E+00 2-Jul-07 1.08E-15 1E-16 1.20E+00 2.18E-16 5.74E-17 1E-16 7.28E+00 1.54E-16 7.42E-17 1E-16 1.72E-02 2.04E-14 7.42E-16 2E-15 3.41E+00 30-Sep-07 3.92E-16 lE-16 4.36E-01 1.02E-16 2.80E-17 1E-16 3.39E-01 <1E-16 NA 1E-16 <1.11E-02 6.38E-15 2.55E-16 2E-15 1.06E+OO 31-Dec-07 2.92E-15 1E-16 3.24 1.55E-15 1.30E-16 1E-16 5.17E+OO 3.16E-16 6.30E-17 1E-16 3.51E-02 9.19E-15 2.77E-16 2E-15 1.53E+00 31-Mar-08 4.34E-16 1E-16 4.83E-01 3.51E-16 3.38E-17 1E-16 1.17E+00 <1E-16 NA 1E-16 <1.11E-02 5.99E-15 1.94E-16 2E-15 9.98E-01 6/3102008 1.88E-15 1E-16 2.09E+OO 9.00E-16 1.43E-16 1E-16 3.00E+OO 4.04E-16 2.85E-17 1E-16 4.49E-02 7.41E-15 2.73E-16 2E-15 1.24E+00 15-Mar-09 2.77125£-15 1E-16 1.01348£-15 1.55516E-1E 1E-16 7.81576E-1E 4.871£-17 1E-16 6.46077£-15 1.77429E-1E 2E-15 15-Jun-09 1.40847E-1E 1E-16 2.6679£-16 3.44937£-17 1E-16 1.81454E-1E 1.23561£-17 1E-16 5.76404£-15 1.67026£-16 2E-15 15-Sep-09 4.87055£-15 1E-16 4.31687E-1E 4.61798£-17 1E-16 2.23299E-1E 1.24122£-17 1E-16 8.98025£-15 1.68921E-1E 2E-15 15-Dec-09 9.24473£-15 1E-16 2.26332E-1E 2.79104£-17 1E-16 1.15043E-1E 1.20001£-17 1E-16 6.4394£-15 1.32057E-1E 2E-15 --------------- Attachment C ENERGY LABORATORI!=S, INC. • 2393 Salt Creek Highway (82601) • P.O. Bo< .9258 • Casper, WV 82602 . TOll Free,888.235.0515 • :' '35.0515 • Fax 301.234.1639 • casper@energyl(, om· www.energylab.com ANALYTICAL SUMMARY REPORT December 28, 2009 Denison Mines USA Corp 6425 S Hwy 191 Blanding, UT 84511 Workorder No.: C091 00397 Project Name: 3rd Quarter Air Energy Laboratories, Inc. received the following 6 samples for Denison Mines USA Corp on 10/9/2009 for analysis. --"'""···-·. ..---··-·--·--------~--·------~ __ ,, _____________ """'''--·-···-·-··-·---- Sample ID Client Sample ID Collect Date Receive Date Matri• Test ===== C091 00397-001 BHV-1 10105109 00:00 1 0109/09 Filter C09100397-002 BHV-2 10105/09 00:00 10109109 Filter -------------------------------------------C091 00397-003 BHV-4 1 0105109 00:00 10109/09 Filter Same As Above C09100397-004 BHV-5 C09100397-005 BHV-6 C09100397-006 Blank 1 0105109 00:00 1 0/09/09 10/05/09 00:00 10/09/09 10/05/09 00:00 10/09/09 ·---·----------- Filter Same As Above -------Filter Same As Above ---- Filter Same As Above As appropriate, any exceptions or problems with the analyses are noted in the Laboratory Analytical Report, the QNQC Summary Report, or the Case Narrative. If you have any questions regarding t11ese tests results, please call. ReportApprovedsy: L~e~ Steve111!2. {Ti · "' TechnUcs~ (:.;._,;;~.~·>.of ENERG V LABORATORIES, INC. • 2393 Salt Creek Hig/Jway (82801) • P. 0. Br>K 3258 • Casper, WY 82802 Toll Fre~ 888.235.0515 • ,• ?35.0515 • Fax 307.234.1839 • casper@energyi 1m· www.energylab.com HIGH VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Corp REPORT DATE: December 28, 2009 PROJECT: 3rd Quarter Air SAMPLE ID: BIIV-1 Quarter/Date Sampled Concentration Air Volume Radionuclidc ,..cumL C09040342-00I ""U 2.14£-15 First Quarter 2009 2Joy11 1.02E-15 Air Volume in mL 226Ra l.OOE-15 !.!SE+II 210pb 4.44E-15 Qua,·ter/Datc Sampled Concentration Air Volume Radionuclide llCi/mL C09070362-00! nMlJ 5.97E-17 Second Quarter 2009 noTh 2.35E-16 Air Volume in mL · 226Ra 2.1SE-16 1.36E+ 11 2!0pb 5.13E-15 Qua1·ter/Datc Snmpled Concentration Radio nuclide Air Volume 1-1Ci/mL C09100397-00! n~lu 9.55E-16 Third Quarter 2009 23<Th 1.71E-16 Air Volume in mL 22t'Ra 9.87E-17 1.36E+ II 210pb 9.47E-15 +LLD's arc from Reg. Guide 4.14 Counting P1·ccision JLCi/mL N/A 1.76E-16 5.94E·I7 1.84E-!6 Counting Precision ~tCllmL NIA 3.27E-17 1.35E-17 1.44E-16 Counting Precision 1-1CilmL N/A 2.0SE-17 7.96E-18 1.68E-16 ~Eftluent Concentration from the l\TEW J 0 CFR Part 20 ~Appendix B ·Table 2 Year for Natural Uranium Year for Thorium·230 Week for Radium~226 Day for Lcad·2l 0 MDC ~tCi/mL N/A 9.47E-18 !.73E-17 2.38E-16 MDC p..CilmL N/A 2.99E-18 3.57E-18 1.64E-16 MDC 11Ci/mL N/A 2.27E-18 2.85E-18 1.57E-16 L.L.D.+ Effluent Cone.* 11CilmL JLCilmL I.OOE-16 9.00E-14 l.OOE-16 J.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00£-13 L.L.D.+ Effluent Cone.* !lCi/mL JLCilmL l.OOE-16 9.00£-14 l.OOE-16 J.OOE-14 I.OOE-16 9.00E-13 2.00E-15 6.00£-13 L.L.D.+ IUilucnt Cone.* 11Ci/mL JtCi/mL I.OOE-16 9.00E-14 I.OOE-16 3.00E-14 I.OOE-16 9.00E-13 2.00£-15 6.00E-13 %Effluent Concentration 2.38E+OO 3.39E+OO I.IIE-01 7.40E-O! %Effluent Concentration 6.63E-02 7.84E-OI 2.42E-02 8.55E-O I %Efllucnt Concentration 1.06E<·OO 5.70E-0 I I.IOE-02 1.58£+00 ENERGY LABORATORIES, INC, ·2393Sai!CreekHighway(82601) • P.O. Bcw3258 • Casper, WY82602 . 7011 Fre~ 888.235.0515 • ~ ~J5.0515 • Fax 307.234.1639 • casper@energyli m • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Client Sample ID: Denison Mines USA Corp 3rd Quarter Air C09100397-001 BHV-1 Report Date: 12/28/09 Collection Date: 10/05/09 DateReceived: 10/09/09 Matrix: Filter .,.,,,,,.,_,_, __ ~ .. --·-----·--·--·-·--~ .. ----·--·---~ Analyses TRACE METALS Uranium Uranium, Activity RADIONUCLIDES -TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±) Radium 226 MDC Thorium 230 Thorium 230 precision (±) Thorium 230 MDC Result Units 0.193 mglfi!ter 130 pCi/Filter 1290 pCi/Filter 23 pCi/Filter 21 pCiJFilter 13.5 pCi/Filter 1.1 pCI/Filter 0.4 pCi/Fi!ter 23 pCi/Filter 2.8 pCiiFilter 0.31 pCi!Filter MCU Qualifiers RL QCL Method Analysis Date I By 0.0003 SW6020 10117109 22:171 ts 0.2 SW6020 10117109 22:17/ts E909.0M 11106109 09:381 dm E909.0M 11/06/09 09:381 dm E909.0M 11106109 09:38 I dm E903.0 10126109 08:021 trs E903.0 10126109 08:02/trs E903.0 10126109 08:02/trs E907.0 10124/09 13:411 dmf E907.0 10124/09 13:411 dmf E907.0 10124109 13:411 dmf -----------------"'""""---·----~--~-~ .. ------~-~---- Report Definitions: RL-Analyte reporting limit. QCL-Quality control !lmit. MDC ~Minimum detectable concentration MCL w Maximum contaminant level. NO ~Not detected at the reporting limit. ENERGY LABORATORfES, INC. • 2393 Salt Creek Highway (82801) • PO. B,nv 3258 • Casper, WV 82802 liJ!/ Free888.235.0515 • .z '35.0515 • Fax 307.234.1839 • casper@energyif. •m • mmenergy!ab.com HIGH VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Cortl REPORT DATE: Dccember28,2009 PROJECT: 3rd Quarter Air Quartc•·/Oate Sampled Concentration Air Volume Rndionuclidc ftCilmL C09040342-002 ~~~~u 3.96E-16 First Quarter 2009 2JOTh I.JBE-16 Air Volume in mLs m'Ra 1.07E-16 1.36E+II 210pb 4.81E·I5 Quarter/Date Sampled Concentration Ail-Volume Radionuclidc flCUmL C09070362-002 ~~~~u 1.24E-17 Second Quarter 2009 2JOTh 4.64E-17 Air Volume in mL n6Ra 5.11E-17 J.36E+Il 210pb 4.58E-15 Quarter/Date Sampled C<lnccntmtion Radionuclidc Air Volume p.Ci/mL C091 00397-1102 n~lu 2.43E·I6 Third Quarter 2009 mTh 5.28E-17 Air Voltune in mLs 226Ra 4.84E-17 1.36E+IJ 210pb 1.19E-14 +LLD's nre from Reg. Guide 4. 14 Counting Pr·ccision f.lCi/mL N/A 3.26E-17 1.83E-17 1.65E·I6 Counting Precision p.CilmL N/A 8.548-18 6.60E-18 1.39E-16 Counting Precision JLCilmL NIA 9.58E-18 5.26E-l8 J.82E-16 *Effluent Concentration from the NEW I 0 CFR Part 20. Appendix B -Table 2 Year for Natural Uranium Year forThorium-230 Week for Radium-226 Day for Lead-21 0 MDC J.LCi/mL N/A 9.48E-18 1.32E-17 2.02E-16 MDC flCUmL N/A 2.77E-18 3.39E·18 1.64E-16 MDC ~-tClfmL N/A 2.41E-18 2.46E-18 1.57E·I6 L.L.D.+ Effluent Cone.* f.lCi/mL JtCiimL I.OOE·I6 9.00E-14 I.OOE-16 3.00E·I4 I.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone.* 11Ci/mL ~tCVmL J.OOE-16 9.00E-14 I.OOE-16 J.OOE-14 I.OOE·I6 9.00E·I3 2.00E-15 6.00E·I3 L.L.D.~ Effluent Cone.* JLCilmL f.lCilmL I.OOE-16 9.00E-14 I.OOE-16 J.OOE-14 !.OOE-16 9.00E-13 2.00E·I5 6.00E-13 % Ertlucnt Concentration 4.41E-OI 4.60E·OI I.ISE-02 8.02E·OI % Effiucnt Concentration 1.38E-02 1.558·0 I 5.68E-03 7.63E·OI %Effluent Concentration 2.70E-01 1.76E-Ol 5.37E-03 1.98E+OO ENERGY LABORATORIES, INC. • 2393 Salt Creel! Highway(82601) ·PO. B~v 3258 • Casper, WY 82602 70// Free 888.235.0515 • f '35.0515 • Fax 307.234.1639 • casper@energyk >m • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 3rd Quarter Air C091 00397-002 Client Sample ID: BHV-2 Report Date: 12128/09 Collection Date: 10105/09 DateReceived: 10/09/09 Matrix: Filter ------···----------------·-···------··------ Analyses TRACE METALS Uranium Uranium, Activity RADIONUCLIDES ·TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±) Radium 226 MDC Thorium 230 Thorium 230 precision (±) Thorium 230 MDC Result Units 0.0489 mg/filter 33.1 pCi/Filter 1620 pCi/Filter 25 pCi!Filter 21 pCi/Filter 6.6 pCI/Filter 0.7 pCi/Filter 0.3 pCi/Filter 7.2 pCiiFilter 1.3 pCi/Filter 0.33 pCi/Fflter Qualifiers RL 0.0003 0.2 MCU QCL Method SW6020 SW6020 E909.0M E909.0M E909.0M E903.0 E903.0 E903.0 E907.0 E907.0 E907.0 Analysis Date I By 10117109 22:21 Its 10117109 22:21 Its 11106109 09:38/ dm 11106109 09:38 1 dm 11106109 09:38 I dm 10126/09 1 0:03 I trs 10126/09 1 0:03 I Irs 10126109 10:03 I trs 10124109 13:41 I dmf 10124/09 13:41 I dmf 1012410913:41 ldmf --· -··----------------····----------------------····----------------- Report Definitions: RL • Analyte reporting limit. QCL ~Quality control limit. MDC ~ Minlmum detectable concentration MCL ~ Maximum contaminant level. ND-Not detected at the reporting limit. ENERGV LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O Bnv 3268 • Casper, WV 82602 7011 Free 888.235.0515 • < '35.0515 • Fax 307.234.1639 • casper@energyli •m • WWI¥.energy/ab.com Ill Gil VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Corp REPORT DATE: December 28, 2009 PROJECT: 3n1 Quarter Air SAMPLE !D: BIIV-4 Quartc•·/Datc Sampled Concentration Air Volume Radiouuclidc ltCilmL C09040342-003 n~tu 1.56E-15 First Quarter 2009 ~3o.rh 4.57E-16 Air Volume in mL nuRn 2.99E-16 1.36E+ 11 2!0pb 4.97E-15 Quarter/Date Sampled Concentration Air Volume Rndionuclidc 11Ci/mL C09070362-003 tmu 5.67E-17 Second Quarter 2009 23oTh 2.17E-16 Air Volume in mL 226Rn J.SIE-16 1.25E+1 I 210pb 4.47E-15 Quarter/0:\tc Sampled Concentration Air Volume Hadionuclidc ~CVmL C091 00397-003 natu 4.05E-15 Third Quarter 2009 23o.rh 1.45E-15 Air Volume in mL m;Ra 2.52E-16 J.27E<-l I 2l0pb 1.24E-14 +LLD's arc from Reg. Guide 4.14 Counting Precision ~tCi/mL N/A 7.80E-17 3.00E-17 1.66E-16 Counting Precision 1J.CilmL N/A J.IOE-17 1.09E-17 l.48E· I 6 Counting Precision f!Ci/mL NIA J.42E-16 1.42E-l7 l.93E-16 *Effluent Concentration from the NEW 10 CFR Part 20M Appendix B ~Table 2 Year for Natura! Uranium Year for Thoriumw230 Week for Radium-226 Day for Lcad-210 MDCJ!Ci/mL N/A 6.90E-18 1.40E-17 2.02E-16 MDCJ.LCilmL N/A 4.17E-18 3.29E-18 1.79E-16 MDC1tCi/mL N/A 3.57E-18 3.65E-18 1.69E-16 L.L.D.+ Effluent Cone.* ~-tCi/mL J.tCi!mL l.OOE-16 9.00E-14 I.OOE-16 3.00E-14 I.OOE-16 9.00E-13 2.00E-15 6.00E·I3 L.L.D.+ Effluent Cone."' ltCi/mL 11Ci/mL I.OOE-16 9.00E-14 l.OOE-16 3.00E-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone."* JtCi/mL JtCi/mL l.OOE-16 9.00E-14 l.OOE-16 J.OOE-14 J.OOE-16 9.00E-13 2.00E-15 6.00E-13 % Effiucnt Concentration 1.73E+OO 1.52E+OO 3.32E-02 8.28E-01 %Effluent Concentration 6.30E-02 7.24E-01 1.68E-02 7.45E-01 %Effluent Concentration 4.50E+OO 4.83E+OO 2.79E-02 2.06E+OO ENERG V LABORATOR/F!3, INC. • 2393 Sal! Creek Highway (82601) ·PO. BoY 3258 • Casper, WV 82602 · Toll Free,888.235.0515 • ~ '35.0515 • Fax 307.234.1B39 • casper@energyil m • wwwenergylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 3rd Quarter Air C09100397-003 Client Sample ID: BHV-4 Report Date: 12128109 Collection Date: 10105/09 DateReceived: 10109109 Matrix: Filter -·-··---·---··----.. ··----... -----................ . Analyses Result Units TRACE METALS Uranium 0.761 mg/fi!ter Uranium, Activity 515 pCi/Filter RADIONUCLIDES-TOTAL Lead 210 1570 pCi/Filter Lead 210 precision(±) 25 pCi/Filter Lead 210 MDC 21 pCiiFilter Radium 226 32.0 pCi/Filter Radium 226 precision (±) 1.8 pCi/FHter Radium 226 MDC 0.5 pCifFilter Thorium 230 184 pCi/Filter 'Thorium 230 precision (±) 18 pCi/Filter Thorium 230 MDC 0.45 pCi/Filter .............. ------- Report Definitions: RL -Analyte reporting limit. QCL-Quality control limit. MDC -Minimum detectable concentration Qualifiers RL 0.0003 0.2 MCU QCL Method SW6020 SW6020 E909.0M E909.0M E909.0M E903.0 E903.0 E903.0 E907.0 E907.0 E907.0 Analysis Date I By 10117109 22:381 ts 10117109 22:381 ts 11106109 09:381 dm 11106109 09:381 dm 11106109 09:381 dm 10126109 12:051 trs 10126109 12:05 I trs 10126109 12:051 trs 1012410913:411dmf 10124109 13:411 dmf 10124109 13:41 I dmf ________ ........ _ ...... _____ _ MCL-Maximum contaminant leveL ND -Not detected at the reporting limit. ENERGY LABORATOR{FS, INC. • 2393 Salt Creek Highway (82601) • P.O. Brw 3258 • Casper, WY 82602 Toll Fre~ 888.235.0515 • : '35.0515 • Fax 301.234.1639 • casper@energyk m • www.energylab.com lllGH VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Corp REPORT DATE: December 28, 2009 I)ROJECT: 3nl Quarter Air SAMPLE ID' BHV-5 Quarter/Date Sampled Concentration Radionuclidc Air Volume p.Ci/mL C09040342-004 n•tu 4.13E-15 First Quarter 2009 nuTh 1.39E-15 Air Volume in mL 226Ra 1.41E-15 L38E+II 210pb 4.66E-15 Quarter/Date Sampled Concentration Radionuclidc Air Volume JLCifmL C09070362-004 n~tu 2.31 E-16 Second Quarter 2009 2;oTh 7.79E-16 AirVolumeinmL nc;Ra 6.37E-16 1.34E+I I liOpb 4.18E-15 Qunrtcr/Datc Sampled Concentmtion Air Volume Radiouuclide f.lCi/mL C09I 00397-004 "·"u 3.10E-15 Third Quarter 2009 23{)Th 9.20E-16 Air Volume in mLs 2U'Ra 6.36E-!6 IJ6E+Il 2!0pb J.21E-14 +LLD's are from Reg. Guide 4.14 Counting Precision flCl/mL NIA 2.!5E-16 6.6IE-17 1.62E-16 Counting P1·ccision 1rCi/mL NIA 9.8!E-17 2.12E-17 IJSE-16 Counting Precision p.Ci/mL NIA 9.46E-17 2.54E-17 L84E-16 *Effiucnt Concentration from the NEW I 0 CFR Part 20 ~Appendix B-Table 2 Y car for Natural Uranium Year for Thorium-230 Week for Radium-226 Day for Lead-210 MDC 1!Ci/mL N/A 7.98E-18 1.54E-17 1.99E-16 MDCpCi/mL N/A 5.33E-18 3.02E-18 1.67E-16 MDCp.CumL N/A 2.24E-18 4.65E-18 1.58E-16 L.L.D.+ Effluent Cone . .1: 11Ci/mL p.Ci/mL l.OOE-16 9.00E-14 l.OOE-16 J.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L,D.+ Effluent Cone.* p.Ci/mL flCi/mL l.OOE-16 9.00E-14 LOOE-16 3.00E-14 LOOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.T Effluent Cone.* J!CilmL J.t.Ci/mL l.OOE-16 9.00E-14 l.OOE-16 3.00E-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 %Effluent Concentration 4.59E+OO 4.62E+OO 1.56E-01 7.76E-OI %Effluent Concentration 2.57E-OI 2.60E+OO 7.08E-02 6.96E-OI %Effluent Concentration 3.44E+OO 3.07E+OO 7.06E-02 2.01E+OO ENERGY LABORATOR/FS, INC. • 2393 Salt Creek Highway (82601) • P.O. B~v 3258 • Casper, WY 82602 · Toll Free.888.235.0515 • :; '35.0515 • Fax 301.234.1639 • casper@energy14 m • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Denison Mines USA Corp 3rd Quarter Air Lab ID: C091 00397-004 Client Sample ID: BHV-5 Analyses TRACE METALS Uranium Uranium, Activity RADIONUCLIDES-TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±) Radium 226 MDC Thorium 230 Thorium 230 precision (±) Thorium 230 MDC Report Definitions: RL -Analyte reporting limit. QCL -Quality control limit. Result 0.622 421 1640 25 21 86.4 3.5 0.6 125 13 0.30 Units mglfilter pCi/Filter pCi!Filter pCi/Filter pCi/Filter pCi/Filter pCI/Filter pCi/Filter pCi/Filter pCi/Filter pCi!Filter MDC-Minimum detectable concentration Qualifiers RL 0.0003 0.2 Report Date: 12/28109 Collection Date: 10105109 DateReceived: 10109/09 Matrix: Filter MCU QCL Method SW6020 SW6020 E909.0M E909.0M E909.0M E903.0 E903.0 E903.0 E907.0 E907.0 E907.0 Analysis Date I By 10/17/09 22:42/ ts 10/17/09 22:42/ ts 11/06/09 09:38/ dm 11/06/09 09:38/ dm 11/06/09 09:38/ dm 10/26/09 14:07 I Irs 10/26/09 14:07 I Irs 10/26/09 14:07/ Irs 10/24/0913:41/dmf 10/24/0913:41/dmf 10/24/0913:41/dmf MCL -Maximum contaminant level. NO-Not detected at the reporting limit. ENERGY LABORATORIES, INC. • 2393 Sail Creek Highway (82601) ·P.O. B~v 3258 • Casper, WY 82602 7011 Free888.235.0515 • ~ '35.0515 • Fax 307.234.1639 • casper@energylt m • www.energylab.com -----------------------------------------------·------------ HIGH VOLUME AIR SAMPLING IUWOllT CLIENT: Denison Mines USA Corp REPORT DATE: Decem be•· :Z8, 2009 PROJECT: 3rd Quarter Air SAMPW ID: BHV-6 Quartcr/D:1tc S:mtplcd Concentration Uadionuclidc Air Volume JtCi/mL C09040342·005 n"(U 2.77E-15 First Qumicr 2009 230Th l.OIE-15 Air Volume in mL 216Ra 7.82E·I6 1.36E+ II 2l0pb 6.46E·15 Quarter/Date Sampled Concentration Air Volume Rudiouuclidc !ACifmL C09070362·005 nntU 1.41E·16 Second Quarter2009 230111 2.67E·16 Air Volume in mL ?.26llll I.SIE-16 1.16E+II 2l01'b 5.76E·I5 Quarter/Date Sampled Concentration Radio nuclide Air Volume p.Ci/mL C09100397·005 nalu 4.87£-15 Third Quarter 2009 n'Th 4.32E·I6 Air Volume in mL u6Ra 2.23E-16 1.32E+II 210pb 8.98E-15 +LLD's are from Reg. Guide 4.14 Counling Precision J.LCilmL N/A 1.56E·16 4.87E-17 1.77E-16 CounHng P1·ccision 11CilmL NIA 3.45E·I7 1.24E-17 1.67E-16 Counting Precision !J.CilmL NIA 4.62E-17 1.24£-17 1.69£-16 "'Eillucnt Concentration from the NEW 10 CFR Part 20-Appendix B-Table 2 Year for Natural Uranium Year forThorium-230 Week for Raditun·226 Day for Lcad-21 0 MDC ~Ci/ntL NIA 5.92E-18 l.48E-17 2.02E-16 MDC MCi/ntL NIA 3.00E-18 3.55E-18 1.93E-16 MDCp.Ci/mL NIA 1.74E-18 3.13E-18 1.63E-16 L.L.O.+ Effluent Cone,* % li::fflucnt 11Ci/mL 1tCi/mL Concentration I.OOE-16 9.00E-14 3.08E+OO I.OOE-16 3.00E-14 3.38E+OO I.OOE·16 9.00E-13 8.68E·02 2.00E-15 6.00E·I3 l.08E+OO L.L.O.+ Effluent Cone.* %Effluent ~tCi/mL p.CilmL Concentration l.OOE-16 9.00E·14 l.56E-01 I.OOE-16 3.00E-14 8.89E-OI i.OOE-16 9.00E-13 2.02E-02 2.00E·I5 6.00£-13 9.61E-01 LL.D.'~' Effluent Cone.* %Effluent J.LCi/mL ftCifmL Conccntrntion I.OOE-16 9.00E-14 5.41E+OO I.OOE-16 3.00E-14 1.44E+OO I.OOE-16 9.00£-13 2.48E·02 2.00E·15 6.00E·I3 1.50E+OO ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82801) • P.O. Bw 3258 • Casper, WY 82602 Toll Freo.888.235.0515 • .! '35.0515 • Fax 307234.1639 • casper@energy/i m • www.energylab.com LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Client Sample ID: Denison Mines USA Corp 3rd Quarter Air C091 00397-005 BHV-6 Report Date: 12128109 Collection Date: 10105109 DateRecelved: 10109109 Matrix: Filter -~------------· ·-----·-····----------···-~---·-·--------···-·---- MCL/ Analyses Result Units Qualifiers RL QCL Method Analysis Date I By TRACE METALS Uranium 0.947 mglfilter 0.0003 SW6020 10/17/09 22:46/ts uranlum, Activity 641 pCi/Filter 0.2 SW6020 10/17109 22:461 Is RADIONUCLIDES ·TOTAL Lead 210 1180 pCi/Filter E909.0M 11/06/09 09:381 dm Lead 210 precision(±) 22 pCiiFi!ter E909.0M 11106109 09:38 I dm Lead 210 MDC 21 pCI/Filler E909.0M 11/06109 09:38/ dm Radium 226 29.4 pCi/Filter E903.0 10126109 16:091 Irs Radium 226 precision (±) 1.6 pCi/Filter E903.0 10/26109 16:091 Irs Radium 226 MDC 0.4 pCi/Filter E903.0 10126/09 16:091 Irs Thorium 230 57 pCIIFilter E907.0 1012410913:41/dmf Thorium 230 precision (±) 6.1 pCl/Filter E907.0 10124109 13:41/ dmf Thorium 230 MDC 0.23 pCiiFilter E907.0 10/24/09 13:411 dmf ---·······--··---····~---------·-··------· Report Definitions: Rl -Analyte reporting limit. QCL ~ Quality control limit. MDC~ Minimum detectable concentration MCL -Maximum contaminant level. NO-Not detected at the reporting limit ENERG V LABORATORIES, INC. • 2898 Sal/ Creek Highway (82601) • P. 0. Brw 8258 • Casper, WV 82602 Toll Free 888.285.0515 • : '85.0515 • Fax 807.284.1689 • casper@energyl( , m • wmv.energylab.com HIGH VOLUME AIR SAMPLING REPORT CLU:NT: Denison Mines USA Corp REPORT DATE: December 28, :2009 PROJECT: 3rd QmH'tcr Air SAMPLE ID: Blank Qual'tcr/Date Sampled Radionuclidc Concentration Air Volume p.CilmL C09040342-0G6 n~tu 9.46E-18 First Quarter 2009 2Jo.rh -2.92E-18 Air Volume in mL 226Ra -8.95E-18 1.40E+11 21oPb -3.33E-17 Counting l'rccision fLCllmL NIA 5.80E-18 7.00E-18 1.17E-16 ' ' Note• TillS sample uses 140 000 000 L of a1r volume fot compm •son put poses Qua1tcr/Datc Sampled Concentration Counting Air Volume Radionuclidc JlCilmL Prccisiun JLCi/mL C09070362-006 Mlu 8.07E-18 NIA Second Quarter 2009 230Th 2.006-19 2.236-18 Air Volume in mL 22~Ra 1.176-18 1.96E-18 1.40E+I1 2l0pb -2.386-17 9.50E-17 Note· Tins sample uses 140 000 000 L of air volume for comparJSon purposes ' ' Quarter/Date Sampled Concentration Counting Air Volume Radiouuclidc tJ.Ci/mL Precision J.tCi/mL C091 00397 ·006 natu 1.99E-17 N/A Third Quarter 2009 23on1 1.65£-18 2.786-18 Air Volume in mL 226Ra 6.916-18 3.75E-18 1.40E+11 7.10pb 6.45E-17 9.236-17 . ' Note: 1 hrs sample uses 140,000,000 L of a•r volume fo1· companson purposes . +LLD's arc from Reg. Guide 4.14 *'Effluent Concentration fi'om the NEW 10 CFR Part 20-Appendix B -Table 2 Year for Nah1ral Uranium Year for Thoriumw230 Week for Radium-226 Day for Lead-210 MDC JLCilmL NIA 9.17E-18 1.53E-17 1.96E-16 !\'toe ftCilmL NIA 2.196-18 3.09E-18 1.596-16 MDC p.Ci/mL NIA 3.46E-18 4.706-18 1.536-16 L.L.D.+ Effluent Cone.* 11Ci/mL .flCi/mL l.GGE-16 9.00E-14 l.OOE-16 3.00£-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone.* j.lCi/mL ~CUmL l.OOE-16 9.00E-14 l.OOE-16 3.00E-14 1.006-16 9.00E-13 2.008-15 6.00£-13 L.L.D.+ Effluent Cone."' 11Ci/mL f!CilmL l.OOE-16 9.008-14 l.OOE-16 3.00E-14 l.OOE-16 9.006-13 2.00E-15 6.008-13 %Effluent Concentration 1.05£-02 -9.74E-03 -9.94E-04 -5.54E-03 %Effluent Conccntmtion 8.96E-03 6.686-04 1.30E-04 -3.96£-03 %Effluent Conccut•·ation 2.22E-02 5.49E-03 7.676-04 1.076-02 ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82801) • P.O. B~v 3258 • Casper, WY 82602 7011Free,888.235.0515 • (i '350515 • Fax307.234.1639 • casper@energyl( m• wwwenergylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 3rd Quarter Air C09100397-006 Client Sample ID: Blank Analyses TRACE METALS Uranium Uranium, Activity RADIONUCLIDES-TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±) Radium 226 MDC Thorium 230 Thorium 230 precision (±) Thorium 230 MDC Result Units 0.0041 mglfiller 2.8 pCi/Filter 9.0 pCi/Filter 13 pCi/Filter 21 pCi/Fi!ter 1 pCi/Fi!ter 0.5 pCi/FHter 0.7 pCi/Filter 0.23 pCi/Filter 0.39 pCi/Filter 0.48 pCi/Filter Qualifiers RL u u 0.0003 0.2 Report Date: 12128109 Collection Date: 10105/09 Date Received: 10/09109 Matrix: Filter ....... ______________ _ MCLJ QCL Method SW6020 SW6020 E909.0M E909.0M E909.0M E903.0 E903.0 E903.0 E907.0 E907.0 E907.0 Analysis Date /By 10117/09 22:50 /Is 10117/09 22:50 lis 11106/09 09:38 I dm 11106109 09:38 I dm 11/06109 09:38 I dm 1 0126/09 1 8:10 /Irs 1 0126/09 18: 10 /Irs 10126/09 18:1 o /Irs 1012510918:37/ dmf 10/25/09 18:37 1 dmt 10/25/0918:37/dmf ·-------·-··------- Report Definitions: RL-Analyte reporting limit. QCL M Quauty control limit. MDC-Minimum detectable concentration MCL-Maximum contaminant leveL NO M Not detected at the reporting limit. U-Not detected at minimum detectable concentration ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O. B~v 3258 • Casper, WY82802 Toll Fre£!888235.0515 • c '35.0515 • Fax 307.234.1839 • casper@energy/i •m • wwwenergylab.com QA/QC Summary Report Client: Denison Mines USA Corp Project: 3rd Quarter Air I - Result Units RL %REC Low Limit Report Date: 12/28/09 Worl< Order: C09100397 High Limit RPD RPDLimit Qual 1 Analyte ·------------------------------------------------------------------~ Method: E903.0 Sample 10: LCS-24020 Radium 226 Sample 10: C09100389-003AMS Radium 226 Sample 10: C09100389·003AMSO Radium 226 Sample 10: MB-24025 Radium 226 Radium 226 precision (±) Radium 226 MDC Sample 10: LCS·24025 Radium 226 Method: E907.0 Sample 10: C09100074-006AMS Thorium 230 Sample 10: C09100074·006AMSO Thorium 230 Sample 10: LCS-24025 Thorium 230 Sample 10: MB-24025 Thorium 230 Thorium 230 precision (±) Thorium 230 MDC Laboratory Control Sample 14.0 pCi/Filter Sample Matrix Spike 75.6 pCi/Filler Sample Matrix Spike Duplicate 77.8 pCi!Filter Method Blank 0.1 pCi/Filter 0.2 pCi/Filter 0.4 pCi/FIIter Laboratory Control Sample 15.3 pCi/Fi!ter Sample Matrix Spike 23.8 pCi!Filter Sample Matrix Spike Duplicate 26.5 pCi/Filter Laboratory Control Sample 4.96 pCi/Filter Method Blank ·0.001 pCi/Filler 0.2 pCi!Filter 0.3 pCi/Filter -·----·--------··-·-------- Qualifiers: RL ~ Analyte reporting limit. MDC ~Minimum detectable concentration Run: TENNELEC-2_0910158 92 70 130 Run: TENNELEC-2_0910158 101 70 130 Run: TENNELEC-2_0910158 103 70 130 2.8 Run: TENNELEC-2_0910158 Run: TENNELEC-2_0910158 101 70 130 Run: EGG-ORTEC_091019C 99 70 130 Run: EGG-ORTEC_091019C 112 70 130 11 Run: EGG·ORTEC_091 01 9C 101 70 130 Run: EGG-ORTEC_091019C Balch: R125637 10/25/09 23:53 10/26/09 03:59 10/26/09 06:01 23.5 10/26/09 20:13 u 10/27/09 00:18 Balch: 24025 10/24/09 13:41 10/24/0913:41 39.8 10/25/09 18:37 10/25/0918:37 u ----,_, ______ .. _, ..... ND H Not detected at the reporting limit. U ~ Not detected at minimum detectable concentration ENERGY LABORATOfJIES, INC. • 2393 Sal/ Creek Highway (82601) • P. 0. !Jrw 3258 • Casper, WV 82602 Toi!Free888.235.0515 ·, '35.0615 • Fax307.234.1639 • casper@energyk >m•www.energylab.com Client: Denison Mines USA Corp Project: 3rd Quarter Air Analyte Method: E909.0M Sample ID: C09090982-003AMS Lead 210 QA/QC Summary Report Result Units Sample Matrix Spike 69.5 pCilg-dry Report Date: 12128109 Work Order: C091 00397 RL %REC Low Limit High Limit RPD RPDLimlt Qual Run: BECKMAN 6100TA_091106A 65 70 130 Batch: R127800 11/06/09 09:38 s ~Spike response is outside of the acceptance range for this analysis. Since 1he MB, LCS and MSD are acceptable the batch Is approved. SampleiD: C09090982·003AMSD Lead 210 Sample ID: MB-23922 Lead 210 Lead 210 precision (±) Lead 210 MDC Sample ID: LCS-23922 Lead 210 Method: SW6020 Sample ID: MB-24026 Uranium Sample ID: LCS2-24025 Uranium Sample ID: C09100397-006AMS Uranium Sample Matrix Spike Duplicate 101 pCilg-dry Method Blank -0.0004 pCi/g-dry 0.01 pCi/g-dry 0.02 pCilg-dry Laboratory Control Sample 51.4 pCi/g-dry Method Blank ND mg!filter Laboratory Control Sample 0.110 mgffilter Sample Matrix Spike 0.0582 mg/filter Sample Matrix Spike Duplicate Run: BECKMAN 6100TA_091106A 95 70 130 37 Run: BECKMAN 6100TA_091106A Run: BECKMAN 6100TA_091106A 96 70 130 Run: ICPMS2-C_091017A 6E-05 Run: ICPMS2-C_091017A 0.00030 110 85 115 Run: ICPMS2-C_091017A 0.00030 108 75 125 Run: ICPMS2-C_091017A 11/06109 09:38 30 R 11/06/09 09:38 u 11106109 09:38 Batch: 24025 10/17/09 21:52 10117/09 21 :56 10/17/09 22:54 Sample ID: C09100397-006AMSD Uranium 0.0579 mglfiller 0.00030 108 75 125 0.4 10/17/09 22:58 20 Qualifiers: RL -Analyte reporting limit. MDC-Minimum detectable concentration S -Spil<e recovery outside of advisory limits. ~~--~~~~~·-----·----............................... . NO -Not detected at the reporting limit. R-RPD exceeds advisory limit. U-Not detected at minimum detectable concentration lfilG{(lft/ AUtol;i§Uol:?/Sf1 11y NamE n"'"''~n,J 1 Report Mail Address: /) ft_·(j, PA. f:,/,; ·11" ,;4 I (;1~ 222( InvoiCe Conl --~ Special Report/Formats: 15 0; I &~~ V~O@ [l@;@)~~'if@;[ID ~Ow£ ~m;got a; Dow 0 POTWNVWTP []State: ___ _ D Other: ___ _ ,S>~ f010 D EDD/EDT(Eiectronic Data) §~Jg ~ ';;, . u>o~.s Format. ....... <( C1Jlm1~ D 0 ~ ~ LEVEL IV -;,;2 ~·~ E >I -.......:: 0 NELAC ~~~t~ ~~....___~ ~O."':ial'O j{J~ SAMPLE IDENTIFICATION Collection I Collection I M:TRIX ' ' ~· (Name, location, Interval, etc.) Date , Time I , Bfhl-J l!bs·tfr I #4 113 -A lXI XI 'flY 1 2 /S#i/-2 I I I I I I . l'i<TSZI2\1)( 1'~7/v-Lf I ( I I I I I~I~IXI~ I 4 :6111/-~-J _j_l I I ~ li J)( I 'AI y I 5 &!Jv-h I ! I I I I 1)(11( I~ I X r•J?J/Jr~;c IM-i-a1 1 ;/A 1 n'-A 11.1 )ZI~Ix 7 I ' 8 9 10 ~nah.ii"e: Received by (print)· 1 Sample Origin 1 State: 0\ j !=;P. Order: Page _J_ of~' c~ Yes 0 No 0 Sampler: (Please Print) rr;,,tr Hc//,;(,'1 e Ortled. ;:,, -.. n l£l m/ CG?/t ~ ~ ffl!Q'S; MiOl I~ _I:! Signature· Signature: Received by {print): Date!Tiri1e· Signature· ~---'--'S00a=mf:2le Disposal: Return to Client: Lab Disposal:_~~~~~ In certain circumstances, samples submitted to Energy Laboratories, tnc. may be subcontracted to other cerf1fied laboratories in order to complete the anafys{ requested. This serves as notice of this possibility. All sub-contract data will be clearly notated on your analytical report. Visit our web site at www.energylab.com for additional information, downloadable fee schedule, forms, and links. Period: June 30, 2009 through September 29, 2009 (3rd Quartol' 2009) Page 1 BHV-1 on stream% 100.0% T61<: .. 1 Volume: 4.82E+06 Week Filter Start Stop SlOp Start Total Total loading, Per Cent II Number Date Date Gross Tare Net Time Time Time Liters mQ!m3 On Stream SCFM ~ 8154051 6-Jt!l-09 J:l-Ju!-09 4.7100 4.4902 0.2198 13574.2 13406.5 10059.0 10,396,629 0.02! I 99.8% 365 8154045 13-Jul-09 20-Jul-09 4.7783 4.5341 0.2442 13746.6 13574.2 10346.4 10,840,165 0.0225 102.6% 37.0 ' 8154039 20-Jul-09 27-Jul-09 4.6%9 4.5156 0.1813 13912.8 13746.6 9972.6 10,448,526 0.0174 98.9% 37.0 'l 8154033 27-Jul-09 3-Aug-09 4.7654 4.5! 16 0.2538 14076.1 13912.8 9797.4 10,264,965 0.0247 97.2% 37.0 .. 8154027 03-Aug-09 10-Aug-09 <1.7376 4.4978 0.2398 14248.7 14076.1 10353.6 10,847,708 0.022! 102,7% 37.0 '<\. 8!5402! !0-Aug-09 J?~Aug-09 4.6737 4.4724 0.20!3 14412.6 14248.7 9835.2 10,]04,569 0.0195 97.6% 37.0 "' 8154015 17~Aug-09 24-Atlg-09 4.7353 4.5056 0.22{)7 14583.3 14412.6 10242.6 10,702,407 0.0215 J01.6% 36.9 .... 8154009 24-Aug..Q9 31-A\lg-09 4.6823 4.4994 0.1829 14752.3 1458].3 10138.2 10,593,321 0.0173 t00.6% 36.9 .... 8154003 31-Aug-09 7-Sep-09 4.753?. 4.4812 0.2720 14940.2 14752.3 11277.0 11.783,243 0.0231 111.9% 36.9 tQ. 8154697 07-Sep-09 J4-Scp.(l9 4.7166 4.5059 0.2107 15081.4 14940.2 84?2.0 8.780.352 0.0240 84.0% 36.6 1'1-8154691 14-Sep-09 21-Sep-09 4.6156 4,4990 0.1166 15250.6 15081.4 10!49.6 10,461,530 O.QJ 11 !00.7% 36.-1 1'1. 8154685 21-Sep-09 28-Scp-09 4.5786 4.4601 0.1185 15422.7 15250.6 l0327.2 10,644,588 0.011 J 102.5% 36.4 <I;L 8!54679 28-Sep-09 5-0ct-09 4.9573 4.4978 0.4595 15590.9 15422,7 10090.2 10,400,304 0.0442 100.1% 36.4 Towls 9t 2184.0 4.723!38 4.497746 0.2254 131061 136,468,307 0.0215 100.0% 36.8 BHV-2 on s!ream% 100.0% Total Volume; 4.82E·1·06 Week Filler Start Stop Stop Start Total Total Loading, Per Cent # Number Dale Date Gross Tare Net Time Time Time Liters mgfrn3 On Stream SCFM • 1 8154050 06-Jul-09 13-Jul-09 4.8753 4.4939 0.3814 23765.0 23597.4 10056.0 10,393,529 0.0367 99.8% 36.5 "' 8154044 13·Jul·09 20-Jul-09 4.9052 4.5032 0.4820 23936.9 23765.0 103!3.4 10,805,590 0.0446 102.3% 37.0 3 8154036 20-Jul-09 27-Jul·09 <1.8524 4.4957 0.3567 24103.6 23936.9 10002.0 10,479,329 0.0340 99.2% 3"1.0 4 8154032 27-Jul-09 03·AUQ·09 4.9467 4.5254 0.4213 24266.5 24103.6 9772.8 10,239,191 0.0411 97.0% 37.0 5 8154026 03-Aug-09 10-Aug-09 5.0910 4.50i6 0.5894 24438.3 24266.5 1031 !.0 10,803,075 0.0546 102.3% :17.0 6 8154020 10-Aug-09 17-Aug-09 4.9129 4.4726 0.4401 24602.7 24438.3 9865.8 10,336,629 0.0426 97.9% 37.0 7 8154014 17~Aug-09 24-Aug-09 5.0966 4.4847 0.6119 24773,1 24602.7 !0222.2 10,681,09i 0.0573 101.4% 36.9 8 8154008 24-Aug-09 31-Aug-09 5.1515 4.5033 0.6462 24941.9 24773.1 10128.0 10,582,663 0.0613 100.5% 36.9 9 8154002 31-Aug-09 07-Sep-09 5.0956 4.5027 0.5929 25130.5 24941.9 11314.8 11,822,740 0.0501 112.2°/o 36.9 10 8154696 07-Sep-09 14-Sep-09 4.8567 4.4903 0.3664 25273.4 25130.5 8572.2 8,884,199 0.0412 85.0% 36.6 11 8154690 14-Sep-09 21-Sep-09 4.6623 4.4804 o. 1619 25440.4 25273.4 10025.4 10,333,513 0.0176 99.5% 36.4 12 8154684 21-Sep-09 28-Sep-09 4.7801 4.5027 0.2774 25612.9 25440.9 10320.0 10,637,167 0.0261 102.4% 36.4 • 13 8154678 28~Sep-09 05·0ct·09 4.9580 4.4851 0.4729 25781.1 25612.9 10093.8 10,404,015 0.0455 100.1% 36.4 Totals 91 2184.0 4.943408 4.495523 0.4479 130997.4 136,402,731 0.0425 100.0% 36.8 BHV-4 on stream % 93.2% BHV·4 Total Volume: 4.49E+06 Week Filter Start Stop Stop Slart Total Total Loading, Per Cent 13-Jul-09 4.5170 0.2505 20-Jul-09 27-Jul-09 4.7159 4.4921 0.2236 13714.4 13548.0 9987.0 37.0 4 8154031 27·Jui·09 03-Aug-09 4.8215 4.5119 0.3096 13737.6 13114.4 139!.4 1,457,802 37.0 5 8154025 03-Aug-09 10-Aug-09 4.7415 4.4700 0.2715 172.4 0.1 10336.8 10,630,107 0.0251 37.0 .s 8154019 10-Aug-09 i?·Aug-09 4.7316 4.4943 0.2373 335.8 172.4 9807,0 10,275,023 0.0231 37.0 7 8154013 17-Aug-09 24-Aug-09 4.7578 4.4867 0.2711 506.3 335.8 10227.0 10,686,107 0.0254 36.9 6 8154007 24-Aug-09 31·Aug·09 4.6464 4.4767 0.1697 675.3 506.3 10138.8 10,593,948 0.0160 36.9 9 8154001 31·Aug-09 07-Sep-09 4.8709 4.4707 0.4002 863.8 675.3 11312.4 11,620,232 0.0339 36.9 ' 10 8154695 07-Sep-09 14·Sep·09 4.4935 0.2753 863.8 8378.4 0.0317 36.6 , 11 8154669 14~Sep-09 21-Sep-09 10151.4 0.0165 36.4 21·Sep·09 28·Sep-09 BHV·5 on slream% 99.6% 8HV·5 Tolal Volume; 4.80E+06 Week Filter Start Stop Slop S\art Total Total Loading, Per Cenl II Number Date Date Gross Tare Net Time Time Time Liters mo/m3 On Stream SCFM 1 8154048 06-Jul-09 13-Jul-09 4,6983 4.4858 0.2125 23795.3 23627.7 10056.0 10,393,529 0.0204 99.8% 36.5 2 8154042 13-Jul-09 20-Jul-09 4.8262 4.5162 0.3100 23967.7 23795.3 10347.6 10,841,422 0.0286 102.7% 37.0 • 3 8154036 20-Jul-09 27-Jul-09 4.7444 4.5245 0.2199 24133.8 23967.7 9961.2 10,436,582 0.0211 98.8% 37.0 • 4 8154030 27-Jul-09 03·Aug·09 4.8466 4.5332 0.3134 24296.4 24133.8 9759.0 10,224,732 0.0307 96.8% 37.0 5 8154024 03-Aug-09 10-Aug-09 4,7966 4.4938 0.3028 24469.2 24296.4 10368.6 10,863,424 0.0279 102.9% 37.0 6 8154018 10-Aug-09 17-Aug-09 4.7515 4.5047 0.2468 24632.6 24469.2 9802.2 10,269,994 0.0240 97.2% 37.0 7 8154012 17-Aug-09 24-Aug-09 4.7778 4.5104 0.2674 24803.5 24632.6 !0252.8 10,713,065 0.0250 101.7% 36.9 8 8154006 24·Aug-09 31-Aug-09 4.7112 4.4866 0.2246 24972.5 24803.5 10!42.4 10,597,709 0.0212 100.6% 36.9 9 8154700 31-Aug-09 07-Sep-09 4.8130 4.5095 0.3035 25160.4 24972.5 11275.8 11,781,989 0.0258 111.9% 36.9 10 8154694 07-Sep-09 14-Sep-09 4.7361 4.5057 0.2304 25300.7 25160.4 8418.0 8,724,387 0.0264 83.5% 36.6 11 8154668 14-Sep-09 21-Sep-09 4.6470 4.4989 0.1481 25469.9 25300.7 10146.6 10,458,438 0.0142 100.7% 36.4 •12 8154682 21-Sep·09 28-Sep-09 4.6416 4.4972 0.1444 25634.2 25469.9 9860.4 10,163,442 0.0142 97.8% 36.4 13 8154676 28-Sep-09 05·0C!·09 4.9562 4.5011 0.4551 25802.5 25631.2 10098.0 10,408,344 0.0437 100.2% 36.4 Tnt:~l!': 01 ?1Rdn d 7f\h111'\ dt;(l/\') n?r.:ClQ 77CI7AOn 1:-:lf"IM~A &:: 1'.'1~; R77 n~;7 n n?Aa ao &::o;, ':l,(,j) Period: June 3o, 2009'thl·ough SeptemL L9, 2009 {3rd Quarter 2009) BHV-6 on stream % 96.4% Wee I< Filter Start Stop II Number Date Date r 1 8154047 06-Jul-09 13-Jul-09 ' 2 13154041 13-Jul-09 20-JUI-09 3 8154035 20-Jul-09 27-Jul-09 4 8154029 27-Jul-09 03-Aug-09 5 8154023 03-Aug-09 10-Aug-09 6 8154017 10-Aug·09 17-Aug-09 7 8154011 17~Aug-09 24-Aug·09 8 8154005 24~Aug-09 31-Aug-09 9 8154699 31-Aug-09 07-Sep-09 10 8154693 07-Sep-09 14-Sep-09 11 8154687 14-Sep-09 21-Sep-09 12 8154681 21~Sep-09 28-Scp-09 13 8154675 28-Sep-09 05-0ci·09 Totals 91 2184.0 ALL BHV on stream % 97.8% Week # Blanl(s 1 8154046 2 8154040 3 8154034 4 8154028 5 8154022 6 8154016 7 8154010 8 8154004 9 8154698 10 8154692 11 8154686 12 8154680 13 8154674 Totals Start Date 06·Juf-09 13-Jul-09 20--Ju!-09 27·JU!·09 03-Aug-09 10-Aug-09 17~Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep-09 28-Sep.o9 91 Slop Date 13-Jul-09 20-Jul-09 27-Jul-09 03-Aug-09 10-Aug-09 17~Aug·09 24-Aug-09 31-Aug-09 07-Sep-09 i4-Sep·09 21-Sep-09 28-Sep-09 05-0ct-09 2184.0 Stop Start Gross Tare Nel Time Time 4.6255 4.5044 0.1211 847.6 749.1 4.7417 4.5033 0.2384 1019.6 847.6 4.6855 4.523'1 0.1624 1186,1 1019.6 4.7529 4.5088 0.2441 1348.8 1186.1 4.7600 4.4826 0.2774 1521.2 1348.8 4.6932 4.4770 0.2162 1684.9 1521.2 4.7289 4.4918 0.2371 1855.4 1684.9 4.6902 4.4930 0.1972 2024.3 1855.4 4.7737 4.4842 0.2895 2212.8 2024.3 4.6915 4.4872 0.2043 2352.8 2212.8 4.6227 4.4951 0.1276 2522.1 2352.7 4.6259 4.4908 0.1351 2686.5 2522.1 4.8930 4.4745 0.4185 2854.8 2686.5 4.714208 4.493523 0.2207 Nel 45087 4A9i7 4.5000 4.5235 4.4908 4.4736 4.4866 4.4734 4.51~.8 4.4828 4.4631 4.5167 4.5186 4.4956 ( Page2 Total Volume: 4.65E+06 Total Total !.oading, Per Cent Time Liters mg/m3 On Stream SCFM 59!0.0 6,108,369 O.D198 58.6% 36.5 1032!.2 10,813,762 0.0220 102.4% 37.0 9987.0 10,463,613 0.0155 99.1% 37.0 9765.0 10,231,018 0.0239 96.9% 37.0 10342.2 10,835,764 0.0256 102.6% :no 9823.2 10,291.996 0.0210 97.5% 37.0 10227.0 10,686,107 0.0222 101.5% 36.9 10135.8 10,590,813 0.0186 100.6% 36.9 f 1310.6 11,818,352 0.0245 112.2% 36.9 8400.6 8,706,353 0.0235 83.3% 36.6 10165.2 10,477,609 0.0122 100.8% 36.4 9861.0 10,164,060 0.0133 97.8% 36.4 10101.6 '10,412,055 0.0402 100.2% 36.4 126350.4 131,599,872 0.0217 96.4% 36.8 Energy Laboratories Inc Workorder Receipt Checklist Denison Mines USA Corp Login completed by: Corinne Wagner Reviewed by: Reviewed Date: Shipping container/cooler in good condition? Custody seals lntact on shipping container/cooter? Custody seals intact on sample bottles? Chain of custody present? Chain of custody signed when relinquished and received? Chain of custody agrees with sample labels? Samples in proper container/bottle? Sample containers intact? Sufficient sample volume for indicated test? AI! samples received within holding time? ContainerfTemp Blank temperature: Water~ VOA vials have zero heads pace? Water-pH acceptable upon receipt? Contact and Corrective Action Comments: None Yes 0 Yes D Yes D Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 NIA'C Yes D Yes D C09100397 Date and Time Received: 10/9/2009 9:20AM Received by: al NoD NoD NoD NoD NoD NoD NoD No 0 No 0 NoD NoD NoD Carrier name: Next Day Air Not Present 0 Not Present 0 Not Present 0 NoVOA vials submilled 0 Not Applicable 0 , ENERGY LABORATORI~='S, INC. • 2393 Salt Creek Highway (82801) • P.O. s~v 3258 • Casper, WY 82802 ,. 7011 Freq 888.235.0515 • I '35.0515 • Fax 301.234.1838 • casper@energy/i >m • www.energylab.com CLIENT: Denison Mines USA Corp Date: 28-Dec-09 Project: 3rd Quarter Air CASE NARRATIVE Sample Delivery Group: C09100397 ORIGINAL SAMPLE SUBMITTAL(S) All original sample submittals have been returned wilh the data package. SAMPLE TEMPERATURE COMPLIANCE: 4'C (±2'C) Temperature of samples received may not be considered properly preserved by accepted standards. Samples that are hand delivered immediately afler collection shall be considered acceptable if there is evidence that the chilling process has begun. GROSS ALPHA ANALYSIS Method 900.0 for gross alpha and gross beta is intended as a drinking water method for low TDS waters. Data provided by this method for non potable waters should be viewed as inconsistent. RADON IN AIR ANALYSIS The desired exposure time is 48 hours (2 days). The time delay in returning the canister to the laboratory for processing should be as short as possible to avoid excessive decay. Maximum recommended delay between end of exposure to beginning of counting should not exceed 8 days. SOIUSOLID SAMPLES AU samples reported on an as received basis unless othe!Wise indicated. A TRAZINE, SIMAZINE AND PCB ANALYSIS Data for PCBs, Atrazine and Simazine are reported from EPA 525.2. PCB data reported by Ell reflects the results for seven individual Aroclors. When the results for all seven are ND (not detected), the sample meets EPA compliance criteria for PCB monitoring. SUBCONTRACTING ANALYSIS Subcontracting of sample analyses to an outside laboratory may be required. If so, ENERGY LABORATORIES will utilize its branch laboratories or qualified contract laboratories for this service. Any such laboratories will be indicated within the Laboratory Analytical Report. BRANCH LABORATORY LOCATIONS eli-b -Energy Laboratories, Inc. -Billings, MT eli-g-Energy Laboratories, Inc.-Gillette, WY eli-h -Energy Laboratories, Inc. -Helena, MT eli-r-Energy Laboratories, Inc.-Rapid City, SO eli-! -Energy Laboratories, Inc. -College Station, TX CERTIFICATIONS: USEPA: WY00002, Radiochemical WY00937; FL-DOH NELAC: E87641, Radiochemical E871017; California: 02118CA; Oregon: WY200001; Utah: 3072350515; Virginia: 00057; Washington: C1903 ISO 17025 DISCLAIMER: The results of this Analytical Report relate only to the items submitted for analysis. ENERGY LABORATORIES, INC.-CASPER,WY certifies that certa'1n method selections contained in this report meet requirements as set forth by the above accrediting authorities. Some results requested by the client may not be covered under these certifications. All analysis data to be submitted for regulatory enforcement should be certified in the sample state of origin. Please verify Ell's certification coverage by visiting www.energylab.com Ell appreciates the opportunity to provide you with this analytical service. For additional information and services visit our web page www.energylab.com. THIS IS THE FINAL PAGE OF THE LABORATORY ANALYTICAL REPORT -~~-------~-----·------·--·--·-~-· ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) ·P.O. Box 3258 • Casper, WY 82602 7:!1/ Free888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com February 10, 2010 Denison Mines USA Corp 6425 S Hwy 191 Blanding, UT 84511 Workorder No.: C10010143 Project Name: 4th Quarter BHV Air ANALYTICAL SUMMARY REPORT Energy Laboratories, Inc. received the following 6 samples for Denison Mines USA Corp on 116/2010 for analysis. ···-·---------....• ~----------·--·-·-------~~~ Sample ID Client Sample ID Collect Date Receive Date Matrix Test == ....... . C10010143-001 BHV-1 01104/10 00:00 01106/10 Filter Composite of two or more samples Metals, Total Digestion, Total Metals Lead 210 Radium 226 Thorium, Isotopic -----~~~~~~~-~~~~~~~~~------.... ~~~~~- C10010143·002 BHV-2 C1 0010143-003 BHV-4 0110411 0 00:00 01106110 Filter Same As Above 01104/10 00:00 01/06/10 Filter Same As Above C1 0010143-004 BHV-5 C10010143-005 BHV-6 C10010143-006 Blank 01/04/10 00:00 01106/10 Filter ----------~~~~~~~~~- 01/04/10 00:00 0110611 0 01104110 00:00 01106110 Filter Filter Same As Above Same As Above Same As Above Any exceptions or problems with the analyses are noted in the Laboratory Analytical Report, the QNQC Summary Report, or the Case Narrative. The results as reported relate only to the item(s) submitted for testing. If you have any questions regarding these test results, please call. Report Approved By: /-' ~ c;:c::-'~ ~- Steven E. Carlston lectmica! Direcro~ ENERGY LABORATORieS, INC. • 2393 Sal/Creek Highway (82601) ·P.O. Box 3258 • Casper, WV 82602 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com HlGH VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Co1·p REJ10RT DATE: February 10,2010 PROJECT: 4th Qua1·tcr BHV Ail" SAMPLE !D: DHV-1 Qunrtcr/Datc Smuplcd Conccntrntion Air Volume Rndionuclidc !tCi/mL C09040342-001 n.1tu 2.14E-15 First Quarter 2009 230Th l.02E-15 Air Volume in mL 226Ra l.OOE-15 l.l5E+11 2l0pb 4.44E-15 Quarter/Date S:tmplcd Conccntl'lllion Air Volume Radionudidc 11Ci/mL C09070362-00 I nltu 5.97£-17 Second Quarter 2009 ZJOTh 2.35E-16 Air Volume in mL l2<~Ra 2.18E-16 l.36H11 210Pb 5.13E·15 Quarter/Date Sampled Conccntrntion Air Volume Radionuclidc ftCi/mL C09100397-00 1 na\u 9.55E-I6 Third Quarter 2009 nuTh l.7IE-16 Air Volume in mL w'Ra 9.87E·17 1.36E+11 2HJPb 9.47E-15 Quarter/Date Sampled Concentration Air Volume Radionuclitlc ftCi/mL C10010143-001 ''mu l.24E-15 Fourth Quarter 2009 23oTh 9.25E-17 Air Volume in mL 22<>Ra 5.60E-l7 l.36E+11 210Pb 5.95E·l5 +LLD's are from Reg. Guide 4.14 Counting Precision p.Ci/mL NIA L76E-16 5.94E-17 J.84E-16 Counting Precision 11CilmL NIA 3.27E-17 1.35E-17 1.44E-16 Counting Precision J.lCi/mL NIA 2.08E-17 7.96E-18 l.68E-16 Counting Precision ~tCilmL N/A J.48E-17 8.43E·18 1.24E-16 "'Effluent Concentration from the NEW 10 CFR Part 20 ~Appendix B-Table 2 Yenr for Natnml Uranium Ycnr for Thorium-230 Week for Radimu~226 Day for Lead-2! 0 MDC 11Ci/mL N/A 9.47E-18 l.73E-17 2.38E-16 MDC1tCi/mL N/A 2.99E·18 3.575-18 l.64E-16 l\·IDC jJCi/mL N/A 2.27B-18 2.85E-18 L57E-16 MDC JtCi/mL N/A 3.69E-18 4.16E-18 l.05E-16 LL.D.+ Effluent Cone."' !JCilmL !J.Ci/mL l.OOE-16 9.00E-14 l.OOE-16 3.00E-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone.* 1-1Ci/mL !tCi/mL l.OOE-16 9.00£-14 LOOE-16 3.00E-14 l.OOE-16 9.00£-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone.* JLCi/mL JtCi/mL l.OOE-16 9.00E-14 l.OOE-16 3.00E-l4 LOOE-16 9.00E-13 2.00E-15 6.00E~!3 L.L.D.+ Effluent Cone.* p.Ci/mL 11Ci/mL l.OOE-16 9.00E-14 l.OOE-16 3.00E-14 LOOE-16 9.00E-13 2.00E-15 6.00E-13 %Effluent Conccnh·ation 2.38E+OO 3.39E+OO LllE-01 7.40E-01 %Effluent Concentration 6.63E-02 7.84E-01 2.42E-02 8.55E-01 %Effluent Concentration l.06E+OO 5.70E-01 l.JOE-02 1.58£+00 %Effluent Concentration l.38E+OO 3.08E-0 1 6.22£-03 9.91E-01 ENERGY LABORATORIES, INC. • 2393 Salt Creek Higl1way (82801) ·P.O. Box 3258 • Casper, WY 82802 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1839 • casper@energylab.com • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: LabiD: Denison Mines USA Corp 4th Quarter BHV Air C10010143-001 Client Sample 10: BHV-1 Analyses TRACE METALS Uranium Uranium, Activity RADIONUCLIDES-TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±} Radium 226 MDC Thorium 230 Thorium 230 precision (±) Thorium 230 MDC Report Definitions: RL-Analyte reporting limit. QCL-Quality control limit. Result 0.251 170 811 17 14 7.6 1.1 0.6 13 2.0 0.50 Units Qualifiers RL mglfi!ter 0.0003 pCi/Filter 0.2 pCI!Filler pCi/Filter pCi/Filter pCi/Filter pCiiFilter pCi/Fi!ter pCi/Fi!ter pCi/Filter pCi/Filter Report Date: 02/10/10 Collection Date: 01/04110 DateReceived: 01/06/10 Matrix: Filter MCL/ QGL Method Analysis Date I By SW6020 01/20/10 00:34/ ts SW6020 01/20/10 00:34/ ts E909.0M 01/25110 09:40 I dm E909.0M 01/25110 09:40 I dm E909.0M 01125110 09:40 I dm E903.0 01126110 01:32/ jah E903.0 01/26/10 01:32/jah E903.0 01/2611 o 01:32/ jah E907.0 01121110 13:36/ dmf E907.0 01/21110 13:361dmf E907.0 01/21110 13:361 dmf ____ .................... -... -............. . MCL-Maximum contaminant level. NO-Not detected at the reporting limit. MDC M Minimum detectable concentration ENERGY LABORATORIES, INC. • 2393 Sal/ Creek Hig/w;ay (82801) • P.O. Box 3258 • Casper, WY82602 Toll Free 888235.0515 • 301.235.0515 • Fax 301.234.1639 • casper@energylab.com • www.energylab.com HIGH VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Col'p REPORT DATE: February 10,2010 PROJI~CT: 4th Qmu'tcr BHV Air SAMPLE ID: BIIV-2 Quartci'/Datc Sampled Concentration Air Volume Radionucfidc J.LCilmL C09040342-002 n~tu 3.96E-16 First Quarter 2009 noTh 1.38E-16 Air Volume in mLs 221'Ra 1.07E-16 1.36E+! 1 2l0pb 4.81E-15 Quartcr/D:ttc Sampled Concentration Air Volume R:Hiionuclitlc JLCi/mL C09070362-002 n~tu 1.24E-17 Second Quarter 2009 l>OTh 4.64E-17 Air Volume in mL 226Ra S.IIE-17 1.36E+II ?.lfrpb 4.58E-IS Quarte1·/Date Sampled Concentration Ail· Volume Rndionuelide ~Ci/mL C091 00397-002 Mlu 2.43E-16 Third Quarter 2009 23o,-h 5.28E-17 Air Volume in mLs 226Ra 4.84E-17 1.36E+II 210pb 1.19E-14 Quarlci'/Datc Sampled Conccntrntion Air Volume Radionucfidc ~Ci/mL CI0010143-002 nMU 5.72E-16 Fourth Quarter 2009 23oTh 2.94E-17 Air Volmnc in mL Z26Ra 2.57E-17 1.36E+II 210Pb 6.70E-IS +LLD's ate from Reg. Guide 4.14 Counting Prccisiou JlCUmL N/A 3.26E-17 1.83E-17 1.65E-16 Counting Precision J.LCi/mL N/A 8.54E-18 6.60E-18 !.39E-16 Counting Precision JtCi/mL N/A 9.58E-18 5.26E-18 1.82E-16 Counting Precision 1-1Ci/mL N/A 7.19E-18 5.95E-18 1.32E-16 *Eftlucnt Concentration from the NEW lO CFR Part 20-Appendix B-Table 2 Year for Natural Uranium Year for Thorium-230 Week for Radium-226 Day for Lead"210 MDCJtCi/mL N/A 9.48E-18 1.32E-17 2.02E-16 MDCJlCi/mL N/A 2.77E·I8 3.39E-18 1.64E-16 MDC tJ.Ci/mL N/A 2.41E-18 2.46E-18 1.57E-16 MDC 1-LCi/mL N/A 3.66E-18 4.17E·18 1.07E-16 L.L.O.+ EfOucnt Cone.* 11Ci/mL 11Ci/mL l.OOE-16 9.00E-14 l.OOE-16 3.00E-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone."' J.LCi/mi~ JLCi/mL l.OOE-16 9.00E-14 l.OOE-16 J.OOE-14 l.OOE-16 9.00E-13 2.00E-IS 6.00E-13 L.L.D.+ Effluent Cone.* JtCi/mL ~Ci/mL l.OOE-16 9.00E-14 l.OOE-16 J.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone."' flCi/mL J..tCi/mL l.OOE-16 9.00E-14 l.OOE-16 J.OOE-14 l.OOE· 16 9.00E-13 2.00E-15 6.00E-13 % EfJlucnt Conccntt·ation 4.41E-O I 4.60E-01 l.IBE-02 8.021?.-0 I %Effluent Conccntrntiou 1.38E-02 1.55E-01 5.68E-03 7.63E-OI %Effluent Concentt·ation 2.70E-01 I. 76E·O I 5.37E-OJ 1.98E+OO %Effluent Conccntz·ation 6.35E-O I 9.79E-02 2.85E-03 1.12E+OO ENERGY LABORATORIES, INC. • 2393 Salt Creelr Highway (8280 1) • P. 0. Box 3258 • Casper, WY 82802 Toll Free 888.235.0515 • 301.235.0515 • Fax 301.234.1639 • casper@energylab.com • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 4th Quarter BHV Air C10010143-002 Client Sample ID: BHV-2 Analyses TRACE METALS Uranium Uranium, Activity RADIONUCLIDES-TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±) Radium 226 MDC Thorium 230 Thorium 230 precision {±) Thorium 230 MDC Report Definitions: RL -Analyte reporting limit. QCL-Quality control limit. Result 0.115 77.9 914 18 15 3.5 0.8 0.6 4.0 0.98 0.50 Units mglfilter pCi/Filter pCi/Filter pCi/Filter pCi/Filter pCi/Filter pCi/Fi!ter pCi/Filter pCi/Filter pCiiFilter pCi/Filter MDC -Minimum detectable concentration Qualifiers RL 0.0003 0.2 Report Date: 02/10/10 Collection Date: 01/04110 DateReceived: 01/06/10 Matrix: Filter MCLI QCL Method Analysis Date I By SW6020 01120110 00:42/ ts SW6020 01120110 00:42/ ts E909.0M 01125/10 09:40 I dm E909.0M 01/25110 09:40 I dm E909.0M 01/25110 09:40 I dm E903.0 01126110 01:321 jah E903.0 01126110 01'.321 jah E903.0 01126110 01:32/jah E907.0 01121110 13:35/dmf E907.0 01121110 13:35/dmf E907.0 01121110 13:35/dmf MCL-Maximum contaminant level. NO ~ Not detected at the reporting limit. ENERGV LABORATORIES, INC. • 2393 Sal/Creek Highway (82801) • P.O. Box 3258 • Casper, WV82802 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1839 • casper@energylab.com • www.energylab.com HIGH VOLUME AIR SAMPLING llEPORT CLIENT: Denison Mines USA Corp REPORT DATE: February 10,2010 PROJECT: 4th Quarter BIIV Air SAMPLE !D: Bl!V-4 Qu:utc1·/0ntc Sampled Concentration Rudionuclidc Air Volume 11Ci/mL C09040342-003 uatu l.56E-l5 First Qunrter 2009 2JOTh 4.57E-l6 Air Volume in mLs 221'Ra 2.99E-16 1.36E+II 2Hlpb 4.978-15 Quarter/Date Sampled Conccntn1tion Air Volume Rndionuclidc ~tCi/ntL C09070362·003 natu 5.67E-17 Second Quarter 2009 2JOTh 2.17E-16 Air Volume in mLs zu'Ra 1.51E-16 1.256+11 ztoPb 4.476-15 Quarter/Date Sampled Concentration Air Volume Radionuclitlc !!Ci/mL C09100397-003 l\3lu 4.05E-15 Third Quarter 2009 ~3oTh 1.45£-I 5 Air Volume in mL 22f'Ra 2.52E-16 1.27E+ II 210pb 1.24E-14 Quaa·ter/Datc Sr~mplcd Conccntl'ation Rlldionuclidc Air Volume ).tCifmL CI0010!43-003 natu 6.50E-15 Fourth Quarter 2009 23oTh 3.48E-I 6 Air Volume in mL 226Rt1 1.33E-16 1.338+ II ztoPb 7.60E-15 +LLD's are from Reg. Guide 4.14 Counting I' recision JtCi/mL N/A 7.80E-17 3.008-17 !.66E-16 Counting Precision J.LCi/mL N/A J.IOE-17 I.09E-17 1.48E-16 Counting Precision p.Ci/mL N/11 1.42£-16 1.42E-17 1.93E-16 Counting Precision p.CilmL NIA 4.048-17 1.34E-17 1.41E-16 "'Effluent Concentration from the NEW I 0 CFR Pm120 ·Appendix B ·Table 2 Year forNutural Uranium Ye11r for Thorium-230 Week for Rndium-226 Dny for Lcad-21 0 MDC1tCi/mL Nlll 6.90E-18 l.40E-17 2.02E-16 MDCf.1Ci/mL N/A 4.17E-18 3.29E-18 1.79E-16 MDCJ.1Ci/mL N/A 3.57£-18 3.65E-18 1.69E-1 6 MOCJtCi/mL N/A 2.65E-18 4.57E-18 1.09E-16 L.L.D.+ Effluent Cone.* p.Ci/ml, JtCi/mL l.OOE-16 9.00E-l4 !.008-1 6 3.008-14 l.OOE-16 9.00E-13 2.00E-l5 6.00E-13 L.L.D.+ Effluent Cone.* ItCi/mL JtCilmL l.OOE-16 9.00E-14 l.OOE-16 3.00£-14 I.OOE-16 9.006-13 2.008·15 6.00£-13 L.L.D.+ Effluent Cone.* JLCi/mL f~Ci/mL !.OOE-16 9.00E-14 I.OOE-16 3.00E-14 !.OOE-16 9.00E-13 2.00E-15 6.00£-13 L.L.D." Effluent Cone.* JtCi/mL JtCi/mL I.OOE-16 9.00£-14 I.OOE-16 3.008-14 I.OOE-16 9.00E-13 2.006-15 6.00E-13 %Effluent Concentration l.73E+OO l.52E+OO 3.32E-02 8.28E-OI %Effluent Conccntmtion 6.30E-02 7.246-01 1.68E·02 7.45E-0 I (1/o Effluent Concentration 4.50E+OO 4.83E+OO 2.79E-02 2.06£+00 %Effluent Conccntr-.ation 7.22E+OO 1.16E+OO 1.48£-02 1.27£+00 ENERGY LABORATORIES, INC. • 2393 Salt Creek Higl!way (82601) ·P.O. Box 3258 • Casper, WY82602 Toll Free 888.235.0515 • 301.235.0515 • Fax 301.234.1639 • casper@energylab.com • mmenergylab.com LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 4th Quarter BHV Air C10010143-003 Client Sample ID: BHV-4 Analyses TRACE METALS Ui'anium Uranium, Activity RADIONUCLIDES ·TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Radium 226 Radium 226 precision (±) Radium 226 MDC Thorium 230 Thorium 230 precision {±) Thorium 230 MDC Report Definitions: RL ~ Analyte reporting limit. QCL ~Quality control limit. Result 1.28 864 1010 19 15 17.7 1.8 0.6 46 5.4 0.35 MCU Units Qualifiers RL QCL mgffilter 0.0003 pCi/FHter 0.2 pCi/Filter pCi/Filter pCi/Filter pCi/Fllter pCi/Fllter pCi/FJJter pCi/Filter pCi/Filter pCi/Filter Report Date: 02/10/10 Collection Date: 01/04/10 DateReceived: 01/06/10 Matrix: Filter Method Analysis Date I By SW6020 01/20/10 00:46 /Is SW6020 01120110 00:46 I Is E909.0M 01125110 09:40 I dm E909.0M 01125110 09:40 I dm E909.0M 01125110 09:40 I dm E903.0 01126110 01:32/ jah E903.0 01126110 01:321 jah E903.0 01126110 01:321 jah E907.0 01121110 13:361dmf E907.0 01121110 13:361 dmf E907.0 01121110 13:361dmf ---··---·-····-------------------........... -...... _ .. ______ , MCL-Maximum contaminant level. NO -Not detected at the reporting limit. MDC -Minimum detectable concentration ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O. Box 3258 • Casper, WY 82602 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com lllGH VOLUME AIR SAMPLING REPORT CLIENT: Denison Mines USA Corp REPORT DATE: Fcl>t'unry 10,2010 PROJECT: 4th Qtmrtc1· BHV Air SAMPLE 10: BIIV-5 Qunrtcr/Dntc Snmplcd Concentration Air Volume Rndionuclidc 1tCi/mL C09040342-004 n.11u 4.13E-15 First Quarter 2009 noTh 1.39E-15 Air Volume in mLs 226Rn 1.41E-15 1.38E+II 210Pb 4.66E-15 Quarter/Date S;tmplcd Conccntrntion Air Volume Rndionuclidc p,Ci/mL C09070362-004 n~lu 2.31E-16 Second Quarter 2009 noTh 7.79E-16 Air Volume in mL · 221\Ra 6.37E-16 1.34E+ II 2J0pb 4.18E-15 Quarter/Date S:~mpfed Concentration Air Volume Rndionuclidc pCI/mL C09100397-004 ~~mu 3.10E-15 Third Quarter 2009 23oTh 9.20E-16 Air Volume in mL 22(,Ra 6.368-16 1.36E+II 2l0pb 1.21E-14 Quartcr/D1~tc Sum pled Conccntl'ation Radio nuclide Air Volume 1tCi/mL CI0010143-004 nMu 5.77E-15 Fourth Quarter 2009 ?.3oTh 3.13E-16 Air Volume in mL 226Ra 1.92E-16 l.33E+II 210Pb 2.49E-15 +LLD's are from Reg. Guide 4.14 Counting Precision 11Ci/mL N/A 2.15E-16 6.61E-17 1.62E-16 Counting Precision ~tCi/mL N/A 9.81E-17 2.12E·I7 1.38E-16 Counting Prcciston p.Ci/mL N/A 9.46E-17 2.54E-17 1.84E-16 Counting Precision 1J.Ci/mL N/A 4.16E-17 1.53E-17 9.64E-17 *Effluent Concentration from the NEW 10 CPR Part 20 ~Appendix 8 ~Table 2 Year for Natural Uranium Year for Thorium-230 Week for Radium-226 Day for Lead-210 MDC 11CilmL N/A 7.98E·18 1.54E-17 1.99E-16 MDC JtCilmL N/A 5.33£-18 3.02E-18 1.67E·I6 MDC ,...ci/mL N/A 2.24E-18 4.65E-18 l.SSE-16 MOC J1Ci/mL N/A 3.55E·I8 4.1SE-18 1.09E·I6 L.L.O.+ Effluent Cone.* JtCi/mL ~tCi/mL l.OOE-16 9.00E·I4 I.OOE-16 l.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00E·I3 LL.D.+ Effluent Cone.* JtCi/mL ~-tCi/mL I.OOE-16 9.00E-14 l.OOE-16 l.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone.* p.Ci/mL p.CilmL I.OOE-16 9.00E-14 I.OOE-16 3.00E-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.' Effluent Cone."' p.Ci/mL JtCi/mL I.OOE-16 9.00E-14 I.OOE-16 l.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00E·I3 %Effluent Conccntnltion 4.59E+OO 4.62E+OO 1.56E-O I 7.76E-OI %Effluent Concentration 2.57E-01 2.60E+OO 7.08E·02 6.96E-OI 0/o IWluent Conccntn1fion 3.44E+OO 3.07E+OO 7.06E·02 2.01E+OO %Effluent Concentration 6.41E+OO 1.04E+OO 2.13E-02 4.14E-01 ENERGY LABORATORIES, INC. • 2393 Sal/ Creek Highway (82601) • P.O. Box 3258 • Casper, WV 82802 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Client Sample ID: Denison Mines USA Corp 41h Quarter BHV Air C10010143-004 BHV-5 Report Date: 02110110 Collection Date: 01/04/10 DateReceived: 01106/10 Matrix: Filter -·---~---------------~-~-~--···-· ------~---------------~----·--···-··----~--------. -····--------~----------. Analyses Result Units TRACE METALS Uranium 1.13 mg/fHter Uranium, Activity 768 pCi/Filter RADIONUCLIDES-TOTAL Lead 210 331 pCi/Filter Lead 210 precision(±) 13 pCi/Filter Lead 210 MDC 15 pCi/Fi!ter Radium 226 25.5 pCi/Filter Radium 226 precision (±) 2.0 pCi/Filter Radium 226 MDC 0.6 pCi/Filter Thorium 230 42 pCi/Filter Thorium 230 precision (±) 5.5 pCi/Filter Thorium 230 MDC 0.47 pCi/FHter --·---·--- Report Definitions: RL · Analyte reporting limit. QCL · Quality control limit. MDC ·Minimum detectable concentration MCU Qualifiers RL QCL Method Analysis Date I By 0.0003 SW6020 01120110 00:50 Its 0.2 SW6020 01120110 00:50 Its E909.0M 01125110 09:40 I dm E909.0M 01125110 09:40 I dm E909.0M 01125110 09:40 I dm E903.0 01126110 03:13 I jah E903.0 01126110 03:13 I jah E903.0 01126110 03:13 I jah E907.0 01121110 13:36 I dmf E907.0 01121110 13:36 I dmf E907.0 01121110 13:36/dmf MCL -Maximum contaminant level. NO -Not detected at the reporting limit. ENERGY LABORATORIES, INC. • 2393 Sal/ Creek Hig/1way (82601) • P.O. Box 3258 • Casper, WY 82602 Toll Free 888.2350515 • 301.235.0515 • Fax 301.234.1639 • casper@energylab.com • wwwenergylab.com HIGH VOLUME AIR SAM I' LING REPORT CLIENT: Denison Mines USA Corp H.EPORT DATE: Fclmmry 10,2010 PROJECT: 4th Quarter 81-IV Ail· SAMPLE ID: BI!V-6 Qu:~rtcr/Datc Snmplcd Concentration Air Volume Radionuclidc p.CilmL C09040342-005 HMU 2.77E-15 First Quarter 2009 2J()Th I.OIE-15 Air Volume in mL 226Ra 7.82E-16 1.36E+ II 2li)Pb 6.46E-15 Qm~rtcr/Datc Sampled Concentration Rndionuclidc Air Volume ,...ci/mL C09070362-005 n~tu 1.416-16 Second Qunrter 2009 230Th 2.67E-16 Air Volume in mLs 226Ra 1.81E-16 1.16E+!! 2l0pb 5.768-15 Qmtrter/Date Sampled Concentmtion Air Volume Rndionuclidc ~tCi/mL C091 00397-005 "'~u 4.87E·l5 Third Quarter 2009 23oTh 4.32E-16 Air Volume in mL 2t6Ra 2.23E-16 1.32E+II 2l0pb 8.98E-15 Quartcr/Dntc Sampled Concentn1tion Air Volume Rndionuclidc p.Ci/mL CI0010143-005 Mtu 9.24£-15 Fourth Quarter 2009 2JOTh 2.26E-16 Air' Volume in mL 226Ra 1.15E-16 1.33E+ II :mPb 6.44E-15 Note-401 Quarter UraniUm data rechecked With s1mdnr results. +LLD's are from Reg. Guide 4.14 Counting Precision f.LCilmL N/A !.56E-16 4.87E-17 1.77E--16 Counting Precision ~lCifmL N/A 3.45E-17 1.24E-17 1.67E-16 Counting Precision J.1CilmL N/A 4.62E-17 1.24E-17 1.69E-16 Counting Precision 1tCi/mL N/A 2.79E-17 1.20E-17 1.32E-16 *Effluent Concentration from the NEW 10 CFR Part 20-Appendix B ·Table 2 Year for Natural Uranium Ycur for Thorium-230 Week for Radium~226 Day for Lead·210 MDC JiCilmL N/A 5.92E-18 1.48E-17 2.02E-16 MDC,tCi/mL N/A 3.00E-18 3.55E-18 1.93E-16 MDC ltCi/mL N/A 1.74E-18 3.138-18 1.63E-16 MDC!!Ci/mL N/A 4.08E-18 4.25E-18 1.098-16 L.L.D.+ Effluent Cone.* JtCi/mL f!CilmL l.OOE-16 9.00E-14 I.OOE-16 J.OOE-14 l.OOE-16 9.00E-13 2.00E-15 6.00E-13 L.L.D.+ Effluent Cone.* ltCi/mL f.lCi/mL I.OOE-16 9.00E-14 l.OOE-16 3.00E-14 l.OOE-16 9.00E-13 2.00E-15 6.008-13 L.L.D.+ Effluent Cone.* ~-tCi/mL r.tCiimL I.OOE-1 6 9.006-14 I.OOE-16 J.OOE-14 1.008-16 9.008-13 2.00E-15 6.00E-13 L.L.n.+ Effluent Cone."' ~-tCi/mL p.Ci/mL I.OOE-16 9.00E-14 I.OOE-16 3.006-14 l.OOE-16 9.00E-13 2.00E-15 6.006-13 %Effluent Concentration 3.08E+OO 3.38E+OO 8.68E-02 1.08E+OO %Effluent Conccntraliou !.56 E-O I S.89E-01 2.02E-02 9.6JE-O! %Effluent Conccntratio•• 5.416+00 1.44£+00 2.48E-02 1.50E+OO 0/o Effluent Concentration 1.03E+OI 7.546-01 1.28E-02 1.07E+OO ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O. Box 3258 • Casper, WV82602 Toll Free 888.235.0515 • 301.235.0515 • Fax 301.234.1639 • casper@energylab.com • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 4th Quarter BHV Air C10010143-005 Client Sample ID: BHV-6 Report Date: 02110110 Collection Date: 01104110 DateReceived: 01106110 Matrix: Filter .. " ------~--.... ·----------~--------~---- Analyses Result TRACE METALS Uranium 1.82 Uranium, Activity 1230 RADIONUCLIDES-TOTAL Lead 210 857 Lead 210 precision(±) 18 Lead 210 MDC 15 Radium 226 15.3 Radium 226 precision (±) 1.6 Radium 226 MDC 0,6 Thorium 230 30 Thorium 230 precision (±) 3.7 Thorium 230 MDC 0.54 -----·--------------·--··--···--··" Report Definitions: RL-Analyte reporting limit. QCL *Quality control limit. MCU Units Qualifiers RL QCL Method Analysis Date I By mg/fifter 0.0003 SW6020 0112011 o 00:541 ts pCi/Filter 0.2 SW6020 01120110 00:541 ts pCiiFilter E909.0M 01125110 09:40 I dm pCiiFIIter E909.0M 01125110 09:40 I dm pCi/Filter E909.0M 01125110 09:40 I dm pCi/Filter E903.0 01126110 03:131 jah pCi/Filter E903.0 01126110 03:131 )ah pCi/Filler E903.0 01126110 03:13/jah pCi/Filler E907.0 01121110 13:361dmf pCi/Filter E907.0 01121110 13:361 dmf pCi/Fi!ter E907.0 01121110 13:361 dmf ---.............. _ .................................... _______ .. , ________ , MCL-Maximum contaminant level. ND-Not detected at the reporting limit. MDC-Minimum detectable concentration ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O. Box 3258 • Casper, WY 82602 Toll Free 888.2350515 • 307.2350515 • Fax 307.234.1639 • casper@energylab.com • WW>Y.energylab.com ll!GH VOLUME AlR SAMPLING R!CI'ORT CLIENT: Denison Mines USA Corp REPORT DATI~: FeiJnmry 10,2010 PROJECT: 4th Quarter BHV Air SAMI~LE ID: Blank Quarter/Date Sampled Radionuclide Concentration Ail' Volume JtCi/mL C09040342-006 nntu 9.46E-!8 First Qunrter 2009 230Th -2.92E-!8 Air Volume in mL 22GRa -8.95E-!8 l.40E·H I 210pb -3.33E-17 Counting Precision ltCi/mL N/A 5.80E-!8 7.00E-l8 !.!7E-l6 .. ' ' Note 11us s.lmple uses 140 000 000 L of an volume for c<Hnpartson put poses Qual·tcl·/l)atc Sampled Concentration Counting Air Volume Radiouuclidc ,,cumL Pn:cision JtCi/mL C09070362-006 n~tu 8.078-18 NIA Second Quarter 2009 z>oTh 2.00E-19 2.23E-!8 Air Volume in mL nr.Ra !.!7E-!8 !.96E-!8 !.40E+II 2wPb -2.38E-17 9.50E-17 ' ' ' Note· Tlus samtlle uses l40 000 000 L of ·ur volume for companson purposes Quarter/Date Sampled Concentration Counting Air Volume Radionuclidc J.lCi/mL Predsion I'CilmL C09100397-006 nltU !.99E-!7 NIA Third Qurn1er 2009 2)Drh 1.65E-l8 2.78E-!8 Air Volume in m Ls 226Ra 6.91E-!8 3.75E-!8 !.40E+!! 2Hlpb 6.45E-!7 9.23E-!7 ... Note· I h1s sample uses 140 000 000 L of rur volume for companson purposes ' ' Quartcr/D:ttc SIImpled Concentration Counting Air Volume R:1dionuclide 11Ci/mL Precision J.lCi/mL C!OOIOI43-006 natu 1.97E-!7 NIA Fourth Quarter 2009 23oTh -2.62E-20 2.77E-18 Air Volume in mL 226Ra 8.66E-!8 3.88E-!8 !.40E+ll ;uoPb 7.06E-!7 6.3!E-!7 Note. fiHS sample uses 140,000,000 L of a1r volume f01 companson pm poses. +LLD's are from Reg. Guide 4.14 *EfOucnt Concentration from the NEW I 0 CFR Part 20-Appendix B-Table 2 Year for Natural Uranium Year for Thorium-230 Week for Radium~226 Day for Lead-210 MDC JtCilrnL NIA 9.!7E-!8 !.53E-!7 !.96E-!6 MDC p.Ci/mL N/A 2.!9E-18 3.09E-18 1.59E-I 6 MDC1tCi/mL N/A 3.46E-!8 4.70E-!8 !.53E-!6 MDC J!Ci/mL N!A 3.30E-l8 4.!!E-!8 !.04E-16 L.L.D.+ Effluent Cone.* p.Ci/mL p.Ci/mL !.DOE-! 6 9.00E-!4 !.OOE-!6 J.OOE-!4 !.OOE-!6 9.00E-13 2.00E-!5 6.00E-!3 L.L.O.+ Effluent Cone.* J.t.Ci/mL p.CilmL I.OOE-!6 9.00E-!4 !.OOE-16 J.OOE-!4 l.OOE-16 9.00E-!3 2.00E-!5 6.00E-13 L.L.O.+ Effluent Cone.* J.tCilmL 11-Ci/mL !.OOE-16 9.00E-!4 !.OOE-16 3.DOE-l4 I.OOE-!6 9.DOE-13 2.00E-15 6.DOE-!3 L.L.D.+ Effluent Cone.* JtCi/mL JtCi/mL I.OOE-!6 9.00E-!4 l.OOE-16 J.OOE-!4 l.ODE·l6 9.00E-13 2.00E-!5 6.00E-!3 0/o Effluent Conccnh'lltion l.OSE-02 -9.74E-03 -9.948-04 -5.54E-03 'lfo Effluent Concentration 8.96E·03 6.68E-04 l.JOE-04 -3.96E-03 %Effluent Concentration 2.22E-02 5.49E-03 7.67E-04 l.O?E-02 %Effluent Concentration 2.!9E-02 -8.72E-05 9.62E-04 l.!SE-02 ENERGY LABORATORIES, INC. • 2393 Sal/ Creek Highway (82601) • P.O Box 3258 • Casper, WY 82802 Toll Free 888.2350515 • 307.2350515 • Fax 307.234.1639 • casper@energylab.com • WWiv.energylab.com LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp 4th Quarter BHV Air C10010143-006 Client Sample ID: Blank Report Date: 02/10/1 0 Collection Date: 01/04/10 DateReceived: 01/06/10 Matrix: Filter ----........... _________ -----------------·------------ Analyses Result TRACE METALS Uranium 0.0041 Uranium, Activity 2.8 RADIONUCLIDES ·TOTAL Lead 210 9.9 Lead 210 precision(±) 8.8 Lead 210 MDC 15 Radium 226 1.2 Radium 226 precision (±) 0.5 Radium 226 MDC 0.6 Thorium 230 -0.004 Thorium 230 precision (±) 0.39 Thorium 230 MDC 0.46 -----------------·--·-- Report Definitions: RL-Analyte reporting limit. QCL-Quality control limit. Units mg/fi!ter pCi/Filter pCi/Filter pCi/Filter pCiiFHter pCi/Filter pCi/Filter pCi/Filter pCi/FIIter pCi/Filter pCi/Filter Qualifiers RL u u 0.0003 0.2 MCU QCL Method SW6020 SW6020 E909.0M E909.0M E909.0M E903.0 E903.0 E903.0 E907.0 E907.0 E907.0 Analysis Date I By 01/20110 00:581 ts 01120110 00:581 ts 01125110 09:40 I dm 01125110 09:40 I dm 01125110 09:40 I dm 01126110 03:131 jah 01126110 03:131jah 01126110 03:131 jah 01121110 13:361 dmf 01121110 13:36/ dmf 01121110 13:361 dmf ---------.'---·-·--------................................... .. MCL ~Maximum contaminant level. NO -Not detected at the reporting limit. MDC ~Minimum detectable concentration U-Not detected at minimum detectable concentration ENERG V LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O. Box 3258 • Casper, WV 82602 70/1 Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com QA/QC Summary Report Client: Denison Mines USA Corp Project: 4th Quarter BHV Air Analyte Method: E903.0 Sample ID: C10010142-003AMS Radium 226 Sample ID: C10010142-003AMSD Radium 226 Sample ID: LCS-24909 Radium 226 Sample ID: MB-24909 Radium 226 Radium 226 precision (±) Radium 226 MDC Result Units Sample Matrix Spike 61.3 pCi/Filter Sample Matrix Spil<e Duplicate 59.5 pCi/Filter Laboratory Control Sample 14.5 pCi/Filter Method Blanl< 0.2 pCi/Fi!ter 0.2 pCi/Filter 0.2 pCi/Filter ·--··-···-....... -~···-- Qualifiers: RL ~ Analyte reporting limit. MDC-Minimum detectable concentration Report Date: 02/10/10 Worl< Order: C10010143 RL %REC Low Limit High Limit Run: G542M_100117A 111 70 130 Run: G542M_100117A 107 70 130 Run: G542M .. 100117A 96 70 130 Run: G542M_100117A RPO RPDLimit Qual 3.1 Batch: R128911 01/26110 01:32 01126/10 01:32 23.2 01/26110 01:32 01126110 01:32 u .. ,.,, _________ , ___ ... _,, __ .. __ ND-Not detected at the reporting limit. U -Not detected at minimum detectable concentration i ENERGY LABORATORIES, INC. • 2393 Salt Creek Hig/iway (82601) • P.O. Box 3258 • Casper, WY 82602 Toll Free 888.235.0515 • 307.235.0515 • Fmr 307.234.1639 • casper@energylab.com • www.energylab.com Client: Denison Mines USA Corp Project: 4th Quarter BHV Air Analyte Method: E907.0 Sample ID: C10010143-006AMS Thorium 230 Sample ID: C1001014J.006AMSD Thorium 230 Sample ID: LCS-24920 Thorium 230 Sample ID: MB-24920 Thorium 230 Thorium 230 precision {±) Thorium 230 MDC Qualifiers: RL-Analyte reporting limit. MDC -Minimum detectable concentration QA/QC Summary Report Result Units Sample Matrix Spike 28.0 pCi/Filter Sample Matrix Spike Duplicate 25.6 pCi/Filter laboratory Control Sample 4.82 pCi/Filter Method Blank -0.009 pCi/Filter 0.2 pCi/Filter 0.2 pCi/Filter Report Date: 02110/10 Work Order: C10010143 RL %REC Low Limit High Limit RPD RPDLimit Qual Run: EGG-ORTEC_100119B 116 70 130 Run: EGG-ORTEC_1 001198 109 70 130 8.9 Run: EGG-ORTEC_1 001198 99 70 130 Run: EGG-ORTEC_1001198 ----···------- ND -Not detected at the reporting limit. U-Not detected at minimum detectable concentration Batch: 24920 0112i11 0 13:36 01/21/10 13:36 41.1 01/21110 13:36 01/21/10 13:36 u ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) • P.O. Box 3258 • Casper, WY82602 7011 Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com QA/QC Summary Report Client: Denison Mines USA Corp Project: 4th Quarter BHV Air Analyte Method: E909.0M Sample 10: C10010143·003AMS Lead 210 Result Units Sample Matrix Spil<e 3250 pCi/Filter Report Date: 02/10/10 Work Order: C10010143 Rl %REC Low Limit High Limit RPD RPDLimit Batch: 24920 Run: BECKMAN 6100TA_100125B 01125110 09:40 s 630 70 130 • Sample response is much larger than spike amount, therefore small variances in the sample adversely affected the recovery. The RPD for the MS!lv1SD pair also failed but there is insufficient volume for reanalysis. Because of this, an extra LCS from the run is also being reported. Sample!D: C10010143-003AMSD Lead 210 Sample ID: MB·R129336 Lead 210 Lead 210 precision (±) Lead 210 MDC Sample 10: LCS-24920 Lead 210 Sample 10: LCS-R129336 Lead 210 Sample Matrix Spike Duplicate 4 780 pCi/Filter Method Blank 5 pCi/Filter 6 pCi/Filter 9 pCi/Filter Laboratory Control Sample 574 pCiiFiller laboratory Control Sample 597 pCi/Filter Run: BECKMAN 610DTA_100125B 1060 70 130 38 Run: BECKMAN 6100TA_1001258 Run: BECKMAN 6100TA_100125B 107 70 130 Run: BECKMAN 6100TA_1001258 107 70 130 01125/10 09:40 30 SR 01/25/10 09:40 u 01125/10 09:40 01/25/10 09:40 --·~····--·--.... ----·---.... ···---·---~---·--.. ·-----·--····------·--· Qualifiers: RL ~ Analyte reporting limit. MDC ~Minimum detectable concentration S w Spike recovery outside of advisory limits. NO -Not detected at the reporting limit. R w RPD exceeds advisory limit. U-Not detected at minimum detectable concentration ENERGY LABORATORIES, INC. • 2393 Salt Creek Highway (82601) ·P.O. Box 3258 • Casper, WY 82602 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • WWIV.energylab.com QA/QC Summary Report Client: Denison Mines USA Corp Report Date: 02/10/10 Project: 4th Quarter BHV Air Work Order: C10010143 .... ·-·-···- Ana!yte Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual Method: SW6020 Balch: 24920 Sample ID: MB-24920 Method Blank Run: ICPMS2.C_100119A 01/20/10 00:25 Uranium 6E-05 mg/filter 6E·05 Sample ID: LCS2-24920 Laboratory Control Sample Run: ICPMS2·C_100119A 01/20/10 00:29 Uranium 0.106 mg/filter 0.00030 106 85 115 Sample ID: C1 001 0143·006AMS Sample Matrix Spike Run: ICPMS2·C_100119A 01/20/10 01:19 Uranium 0.0619 mglfilter 0.00030 116 75 125 Sample ID: C1 0010143·006AMSD Sample Matrix Spike Duplicate Run: ICPMS2-C_100119A 01/20/10 01:23 Uranium 0.0619 mg/filter 0.00030 116 75 125 0.1 20 Qualifiers: RL M Analyte reporting limit NO M Not detected at the reporting limit. MDC ~Minimum detectable concentration ~ i!:if:~e2;~ii•2ill3.f? PLEASE PRINT (Provide as much information as possible.) Company Name: Project N~;· PWS, Permit, Etc. Sample Origin EPNState Compliance: :0..::...~-vt~.S.o,..J (l!l .. ~0 Lj f_ /S lfrf 1/' State: Yes 0 No 0 UttR.Tf/1. I£ Report Mail Addrk,O /3cJX !i)(Jj Contact Name: Phone/Fax: Email: Sampler: (Please Print) fvtftJ fd.-tw?L it,,,,, ([ I~ IJI!L1 . v/.:,o tAT %1./s-J/ Lf5G"fr/zcz! Invoice Address: .I Invoice Contact & Phone: Purchase Order: Quote/Bottle Orde1: ::SA.~ ,/,(!,.-(... Special Report/Formats: &r.m&I1 V@D@ ~rn®®~rniiD • Contact Ell prior to Shipped by: s RUSH sample submittal ll '\>:!. i>,i"<s. ,'\)j)f!s-0 ~ ~o(/)£ I ~ for charges and Cooler !O[s): I ~ro;go1 (5 0 R scheduling -See ·;t;>~ ~ro UJ f nstruction Page C.l ~ ~ ,, .... Dow 0 EDD/EDT(Eiectronic Data) CCI) en "'5: -os:= ~a I '0 RecoiptTcmp D POTW/WWTP U 0 oc 0 c Comments: Format: o<e~1m1~ ::J u !C/woc <( 0 D State: 0 LEVEL IV ,_Q)£c·.:: 1-!I D Other: D NELAC ~ c..ro oo 1-On Ice: Y{N) EF$1~, <( :::::: <l).:IDS ~.~ f-s z 0 .. :-=t:l aro <:> UJ 'E Custody Seal ~ E >r ~K UJ "' On Botue <t5il>xi-"' (f) "' On Coc!er , f' (f) c J~ "' Intact ~Y;.( ' . ii5 H SAMPLE IDENTIFICATION Collection Collection MATRIX ~.~ Signature GJ N (Name, Location, Interval, etc.) Date Time Match Efli-1 j/J-s-z /v4 E -A I I I ;I I I I I ··1· iii ~ ·--- 2(2,/hr' l I Stv--<..-I I I /I I I ~C.Ic'\S" ()\\.\'5 . ??fhr-L/ <st~ ;I I I !I I I ! iQl In, /2,/IV-.r: ''),,. v-'--I j I /i I \ \ 1!JfJ ' I~ ~ff(f'? ,C)£ I I I /I ' ' I I ~ ' I 'r?i irv/( ,<::;, ~ 1]-(j I I I l I I I ~-('II\. 7 I I I ' I I -~ I ' I I I 1 ·~ I 0 9 I I I I \ ~ I i 10 ' i I '"" ' I I I Custody Re!i~d by{prin~ Datemme: ~"'ecJ!/ Received by (print): Date/Time: Srgnature: d ,t wr;;tf. !.. ',JJ ~ /'(2jlj_ L '/-' ~ « Record Retinquisl ed by (prin )· Daternme: _Llgnaluf$: Received by (print): Date/Time: s:gnalure: MUST be .\, Signed 0\3. r..aooratory: uate 1m~: o.~D &?~~ . Sample Disposal: Return to Client: Lab Disposal: XJ'tL ' 1-ir·-iC / / / . ...-------' . . / In certain circumstances, samples submitted to Energy Laboratories, Inc. may be subcontracted to other certified laboratories in order to complete the analysis requested. This serves as notice of this possibility. All sub~contract data will be clearly notated on your analytical report Visit our web site at www.energylab.com for additional information, downloadable fee schedule, forms, and links. Wee!< 3 4 5 6 7 8 9 10 ll 12 Week 2 3 4 5 6 7 8 9 10 11 12 Wee I~ " 1 2 3 4 5 6 7 8 9 10 11 12 13 Week II 1 2 3 4 5 6 7 6 9 10 11 12 13 Period: . September 29, 2009 through December 29, 2009 (4th Quarter 2009) BHV-1 on stream% Filter 8154668 8154661 8154655 8154649 8154643 8154637 8154631 8154625 8154619 815<1613 8154607 Start 12-0ct-09 19-0ct-09 26-0ct-09 02-Nov-09 09-Nov-09 16-Nov-09 23-Nov-09 30-Nov-09 07-Dcc-09 14-Dcc-09 2!-Dcc-09 BHV-2 on stream% Filter 8154667 8154660 8154654 8154648 8154642 8154636 8154630 8154624 8154618 81546'12 8154606 Start 12-0ct-09 19-0ct-09 26-0ct-09 02-Nov-09 09-Nov-09 16-Nov-09 23-Nov-09 30-Nov-09 07-0ec-09 14-Dec-09 21-Dec-09 BHV-4 on stream% Filter Star! Numbef Date 8154671 05-0ct-09 8154666 12-0ct-09 8154659 19·0ct-09 8154653 26-0ct-09 8154647 02-Nov-09 8154641 09-Nov-09 8154635 16-Nov-09 8154629 23·NOV·09 8154623 30-Nov-09 8154617 07-Dec-09 8154611 14-Dec-09 8154605 21-Dec-09 8154798 28-Dec-09 Totals 91 BHV-5 on stream% Filter Start Number Date 8154670 05-0ct~09 8154665 12-0ct-09 8154656 19-0ct-09 8154652 26-0ct-09 8154646 02-Nov-09 8154640 09-Nov-09 8154634 16-NOV·09 8154626 23-Nov-09 8154622 30-Nov-09 8154616 07-Dec-09 8154610 14-Dec-09 8154604 21-Dec-09 8154797 28-Dec·09 T-•~•-,. 99.9% Stop 19-0ct-09 26-0ct-09 2-Nov-09 9-Nov-09 16-Nov-09 23-Nov-09 30-Nov-09 7-Dcc-09 14-Dcc-09 21-Dcc-09 28-Dec-09 99.9% Stop 26-0ct-09 02-Nov-09 09-Nov-09 16·Nov-09 23-Nov-09 30-Nov-09 07-Dec-09 14-Dec-09 21-Dec-09 28-Dec-09 97.5% Stop Date 12-0c\-09 19-0cl-09 26-0ct-09 02-Nov-09 09-Nov-09 16-Nov-09 23-Nov-09 30-Nov-09 07-Dec-09 14-Dec-09 21·Dec-09 28-Dec-09 04-Jan-10 2184.0 97.5% Stop Date 12·0ct-09 19-0ct-09 26-0ct-09 02-Nov-09 09-Nov-09 16-Nov-09 23-Nov-09 30-Nov-09 07-Dec-09 14-Dec-09 21-Dec-09 28-Dec-09 04-Jan-10 ... 4 .... " 4.6489 4.5587 4.6122 4.6243 4.6600 4,6120 4.5958 4.6227 4.6000 4.6207 4,5863 4.7055 4.6894 4.8515 4.6632 4.7620 4.8129 4,7769 4.6604 4.5946 4.6500 Gross 4.6746 4.6572 4.6410 4.6358 4.6333 4.6578 4.6607 4.6515 4.8233 4,6186 4.6321 4.7039 4.5773 4.659008 Gross 4,7249 4.6281 4.6350 4.6246 4.6447 4.6375 4.6654 4.5913 4.6643 4.6609 4.6351 4.6576 4.5951 ~ ....... ~ ....... 4.4935 4.4976 4.5119 4.4869 4.5211 4.4813 4.5059 4.5023 4.4875 4.5036 4.4975 4.5019 4.5173 4.5333 4.5177 4.5013 4.5068 4.5265 4.5071 4.4885 4.4771 4.5472 Tare 4.4944 4.4857 4.4766 4.5100 4.5136 4.4903 4.4849 4.5116 4.5247 4,5064 4.5087 4.5268 4.5050 4.503131 T are 4.5233 4.4757 4.5352 4.5107 4.5055 4.4790 4.5079 4.4944 4,5037 4.5034 4.5073 4.5184 4.4917 A t;oi">A...,nn 0.1554 0.0611 0.1003 0.1374 0.1389 0.1307 0.0899 0.1204 O.ll25 0.1171 0.0888 0.2869 0.1882 0.1561 0.3338 0.3619 0.2552 0.2864 0.2698 0.1719 0.1175 0.1028 Net 0,1602 0.1715 0.1644 0.1258 0.1197 0.1675 0.1758 0.1399 0.2986 0.1102 0.1234 0.1771 0.0723 0.1559 Net 0.2016 0.1524 0.0998 0.1139 0.1392 0.1585 0.1575 0.0969 0.1606 0.1575 0.1278 0.1392 0.1034 " ~ ....... Stop 15927.1 16093.4 16286.2 16431.3 16599.2 16766.6 16931.9 17098.6 J72(i7.6 17433.6 17628.8 26116.8 26283,2 26476.4 26621.2 26789.4 26956.7 27122.2 27288.9 27457.4 27623,5 27618.9 Stop Time 1671.0 1841.8 2009.0 2199.4 2322,8 2490.7 2653.5 2793.9 2960.9 3129.6 3294.4 3490.9 3635.8 Stop Time 25968.2 26138.8 26305.9 26496.1 26620.0 26787.5 26950.6 27090,9 27257.7 27426.9 27591.7 27787,7 27932.3 BHV-1 Start 15757.4 t5927.t 16093.4 16286.2 16431.3 16599.2 16766.6 16931.9 17098.6 17267.6 17433.6 BHV-2 Start 25947.4 26116.9 26283.2 26476.4 26621.2 26789.4 26956.7 27122.2 27288.9 27457.4 27623.5 BHV-4 Start Time 1505.9 1671.0 1841.8 2009.0 2199.4 2322.8 2490.7 2653.9 2793.9 2960.9 3129.6 3294.4 3490.9 Start TimQ 25802.5 25968.2 26138.8 26305.9 26496.1 26620.0 26787.5 26950.6 27090.9 27257.7 27426.9 27591.7 27787.7 Total 10180.2 9978.0 11565.0 8709,0 10075.8 10039.8 9922.2 10000.8 10135.8 9962.4 11709,6 Total 10169.4 9978.6 1159~.8 8689.2 10091.4 10040.4 9925.8 10001.4 101!0.6 9965.4 11728.8 Total TlmQ 9905.4 10253.4 t0030.2 11425.8 7399.2 1007$.2 9771.6 8400.0 100!9.4 !0122.0 9886.8 11789.4 8695.2 127773,6 Total Time 9942.0 10233.6 10026.0 11415.0 7435.2 10049.4 9785.4 8416.2 10008.0 10154.4 9888.0 I !758.2 8677.8 11)"?'"10,.., I) Total VoltJme: 4.81 E-1-06 Total IO.M6,0D 10.454,183 12,116,920 9,124,623 10,556,651 10,490,503 10,367,624 10.449,752 10,504,709 10,268,577 12,069,474 Loading, Per Cent 0.0146 0.0058 0.0083 0.0151 0.0132 0.0125 0.0037 0.0115 0.0107 0.0114 0.0074 101.0% 99.0% 114.7% 86.4% 100.0% 99.6% 98.4% 99.2% 100.6% 98.8% 116.2% Total Volume: 4.81 E+06 Total ,950 10,654,718 10,454,812 12,147,095 9,103,878 10,572,995 10,491,130 10,371,386 10,450,379 10,478,591 10,271,669 12,089,264 Loading, Per Cent 0.0269 0.0160 0.0129 0.0367 0.0342 0.0243 0.0276 0.0258 0.0164 0.0114 0.0085 100.9% 99.0% 115.0"/o 86.2% 100.1% 99.6% 98.5% 99.2% 100.3% 98.9% 116.4% Total Volume: 4.701:::+06 Total Loading, Per Cent Liters mg/m3 On Stream 10,237,874 0.0176 98.3% 10,742,726 0.0160 101.7% 10,508,875 0.0156 99.5% 11,971,077 O.Q105 113.4% 7,752,315 0.0154 73.4% 10,556,022 0.0159 100.0% 10,210,263 0.0172 96.9% 8,777,090 0.0159 83.3% 10,469,187 0.0285 99.4% 10.490.406 0.0105 100.4% 10,190,653 0.0121 98.1% 12,151,726 0.0146 117.0% 8,962,432 0.0081 86.3% 133,020,647 0.0152 97.5% Total Volume: 4.70E+06 Total Loading, Per Cent Liters mg/m3 On Stream 10,275,702 0,0196 98.6% 10,721,982 0,0142 101.5°/o 10,504,474 0.0095 99.5% 11,959,762 0.0095 113.2% 7,790,033 0.0179 73.8% 10,528,991 0.0151 99.7% 10,224,683 0.0154 97.1% 8,794,017 0.0110 83.5% 10,457,276 0.0154 99.3% 10,523,986 0.0150 100.7% 10,191,890 0.0125 98.1% 12,119,567 O.D115 116.6% 8,944,497 0.0116 86.1% 1'lll f'l'll': QO:::O nn1'l7 07 1':."1. Page 1 37.0 37.0 37.0 37.0 37.0 36.9 36,9 36.9 36.6 36.4 36.4 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 SCFM 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 36.8 SCFM 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 1(, Q Period: September 29, 2009 through December 29, 2009 (4th Quarter 2009) BHV·6 on stream% Week Filter Start II Number Date 1 8154669 05·0ct·09 2 8154664 12-0ct-09 3 8154657 19·0Ct·09 4 8154651 26-0ct-09 5 8154645 02-Nov-09 6 8154639 09-Nov-09 7 8154633 16-Nov-09 8 8154627 23-Nov-09 9 8154621 30-Nov-09 10 8154615 07-Dec-09 11 8154609 14-Dec-09 12 8154603 21-0ec-09 13 8154796 28-Dec-09 Totals 91 ALL BIN on stream % Week # Blanks Start Date 1 8154663 05-0ct-09 2 8154662 12-0ct-09 3 8154656 19·0ct·09 4 8154650 26-0ct-09 5 8154644 02-Nov-09 6 8154638 09·NOV·09 7 8154632 16·Nov-09 8 8154626 23-Nov-09 9 8154620 30·NOV·09 10 8154614 07-Dec-09 11 8154608 14-Dec-09 12 8154602 21-Dec-09 13 8154795 28-Dec-09 Totals 91 97.6% Stop Date 12-0ct-09 19·0Ct·09 26·0Ct·09 02-Nov-09 09-Nov-09 16-Nov-09 23-Nov-09 30-Nov-09 07-Dec-09 14-Dec-09 21·Dec·09 28-Dec-09 04-Jan-10 2184.0 98.5% Stop Date 12-0ct-09 19-0ct·09 26-0c\·09 02-Nov-09 09-Nov-09 16-Nov-09 23·Nov·09 30-Nov-09 07-Dec-09 14-Dec-09 21-Dec-09 28-Dec-09 04-Jan-10 2184.0 BHV·6 Stop start Gross T are N et Time Time 4.6476 4.4978 0.1498 3020.5 2854.8 4,6416 4.5045 0.1371 3191.3 3020.5 4.6356 4.5265 0.1091 3358,1 3191.3 4.6180 4.5166 0.1014 3548.5 3358.1 4.6235 4.5043 0.1192 3671.9 3548.5 4.6560 4.5216 0.1344 3639.8 3671.9 4.6648 4.5142 0.1506 4002.8 3839.8 4.5982 4.5110 0.0872 4143.1 4002.8 4.6405 4.4916 0.1489 4310.0 4143.1 4.6460 4.4689 0.1771 4478.7 4310.0 4.6246 4.5165 0.1081 4644.0 4478.7 4.6428 4.5183 0.1245 4840.0 4644.0 4.5734 4.4642 0.1092 4985.5 4840.0 4.631738 4.504308 0.1274 Net 4.5148 4.4806 4.5173 4.5079 4.5014 4.5165 4.4893 4.5175 4.5199 4.5049 4.5410 4.5326 4.4970 4.5108 Total Time 9937.2 10248.0 10012.8 11420.4 7404.0 10075.2 9780.0 84t9.2 100!4.6 10117.8 9921.0 11759.4 8727.6 127837.2 Total Volume: 4.70E+06 Total Liters 10,270,741 10,737,069 10,490,644 11,965,420 7,757,344 10,556,022 10,219,040 8,797,152 10,464,172 10,486,054 10,226,904 12,120,804 8,995,827 133,086,193 Loading, Per Cent I m01m3 On Stream 0.0146 98.6% 0.0128 101.7% 0.0104 99.3% 0.0085 113.3% 0.0154 73.5% 0.0127 100.0% 0.0147 97.0% 0.0099 83.5% 0.0142 99.4% 0.0169 100.4% 0.0106 98.4% 0.0103 116.7% 0.0121 86.6% 0.0125 97.6% Page2 SGFM 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 36.8 Energy laboratories Inc Workorder Receipt Checklist 1111111111111111 Denison Mines USA Corp Login completed by: Halley Ackerman Reviewed by: Reviewed Date: Shlpp'mg container/cooler in good condition? Custody seals intact on shipping container/cooler? Custody seals intact on sample bottles? Chain of custody present? Chain of custody signed when relinquished and received? Chain of custody agrees with sample labels? Samples in proper container/bottle? Sample containers intact? Sufficient sample volume for indicated test? AU samples received within holding t!me? Container!Temp Blank: temperature: Water~ VOA vials have zero headspace? Water-pH acceptable upon receipt? Contact and Corrective Action Comments: None Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes0 Yes 0 Yes 0 "C Yes 0 Yes 0 C10010143 Date and Time Received: 1/6/2010 9:30AM Received by: al No O No 0 No 0 No 0 No 0 No 0 No 0 No 0 No 0 No 0 No 0 No 0 Carrier name: Next Day Air Not Present 0 Not Present 0 Not Present 0 NoVOA vials submitted 0 Not Applicable 0 Attachment D 600l/tl/Zt 600Z/L/Zt 600Z/£Z/H 600Z/6/H 600Z/9Z/Ot 600Z/Zt/Ot 600Z/8Z/6 -600Z/flt/6 m ID E I 600Z/t£/8 > :X: ....... lXI tlO 600Z/Lt/8 f E -tlO 600Z/£/8 r.n ::> c :X: ·-lXI '"C 600Z/OZ/L + "' 0 600Z/9/L __. ~ I cu > :X: +" 600Z/ZZ/9 lXI "' + -::l 600Z/8/9 u ·-+" N I '-600Z/SZ/S > "' :X: 0. lXI c 600Z/tt/S + 0 ·-600Z/LZ/fl +" .-i "' ::> +" :X: V) 600Z/H/fl lXI t '-·-<( 600Z/O£/£ 600Z/9t/£ 600Z/Z/£ 600Z/9t/Z 600Z/Z/Z 600Z/6t/t 600Z/S/t 0 0 0 0 .-i 0 0 0 .-I 0 0 0 .-I 0 0 C! .-I 0 0 0 .-I ci ci ci ci 0 0 !=> ..., 0 0 ..., 0 0 ..., 0 0 ..., 0 0 0 0 0 0 0 1/5/2009 1/19/2009 2/2/2009 2/16/2009 3/2/2009 3/16/2009 3/30/2009 I 4/13/2009 ~ I ~I C::J J: < 4/27/2009 l I _/' I I I ..... 5/11/2009 l I ' I I "0 QJ ""' .... 5/25/2009 l I ~ I I -· n c < - + 6/8/2009 QJ .... ro ~ 6/22/2009 r-:I: < 0 .:.. 7/6/2009 QJ c. -· 7/20/2009 l I ~ I I ::::J C1Q I ; I I -8/3/2009 l 3 I C1Q 8/17/2009 l I ~ I ........ 3 8/31/2009 l I __) I I w - 9/14/2009 9/28/2009 10/12/2009 10/26/2009 11/9/2009 11/23/2009 12/7/2009 12/21/2009 0 0 9 ..... 0 0 ..... 0 0 ..... 0 0 ..... 0 0 0 0 0 0 0 1/5/2009 1/19/2009 2/2/2009 2/16/2009 3/2/2009 3/16/2009 3/30/2009 I 4/13/2009 ~ I ~ I O::J :::t < 4/27/2009 l I I( I I I N 5/11/2009 l I ~ I I ., DJ ""'' I ,... 5/25/2009 l I -:--I -· n c 6/8/2009 <. - + DJ ,... tD a:J 6/22/2009 J: r-< 0 IV 7/6/2009 DJ c.. -· 7/20/2009 l I I( I I ::J O'Q 8/3/2009 l I )I I I -3 8/17/2009 l I ,., I I O'Q ......... 3 8/31/2009 1 I ____/ I I w - 9/14/2009 9/28/2009 10/12/2009 10/26/2009 11/9/2009 11/23/2009 12/7/2009 12/21/2009 0 0 0 !=' ..... b b b ..... b 0 0 ..... 0 0 0 ..... 0 0 0 ..... 0 0 0 0 1/5/2009 1/19/2009 2/2/2009 2/16/2009 3/2/2009 3/16/2009 3/30/2009 I 4/13/2009 ~ I I ~I O::J ::I: < 4/27/2009 l I I .> I I I ~ 5/11/2009 l I I ~ I I "'C QJ ""' ,.... 5/25/2009 l I I "" I I -· n c: 6/8/2009 ( - + QJ ,.... tD a:J 6/22/2009 r-:I: < 0 J;. 7/6/2009 QJ c. -· 7/20/2009 l I I "-----I I ::::J C7Q ....---I I -8/3/2009 l I I 3 I C7Q 8/17/2009 l I I > I ........ 3 8/31/2009 1 I I J I I w - 9/14/2009 9/28/2009 10/12/2009 10/26/2009 11/9/2009 11/23/2009 12/7/2009 12/21/2009 0 0 !=' ..... 0 0 ..... 0 0 ..... 0 0 ..... 0 0 0 0 0 0 0 1/5/2009 1/19/2009 2/2/2009 2/16/2009 3/2/2009 3/16/2009 3/30/2009 I 4/13/2009 ~ I ~ ., :I: < 4/27/2009 l I ec I I I U1 5/11/2009 l I --:-I I "'C QJ '"" ,.... 5/25/2009 l I ~ I I -· n c: 6/8/2009 < - + QJ ,.... tD c:l 6/22/2009 r-:X: < 0 I V'l 7/6/2009 QJ c. -· 7/20/2009 l I ~ I I ::::J C1Q I ,. I I -8/3/2009 l 3 I I C1Q 8/17/2009 l I ;. ........ 3 8/31/2009 1 I ;I I I w - 9/14/2009 9/28/2009 10/12/2009 10/26/2009 11/9/2009 11/23/2009 12/7/2009 12/21/2009 0 0 !=> ...... 0 0 ...... 0 0 ...... 0 0 ...... 0 0 0 0 0 0 0 1/5/2009 1/19/2009 2/2/2009 2/16/2009 3/2/2009 3/16/2009 3/30/2009 I 4/13/2009 ~ ~ I I a:J ::I: < 4/27/2009 l ~ I I I en 5/11/2009 l I ¥ I I "C QJ ""' ,... 5/25/2009 l I I I -· n c: 6/8/2009 < -t QJ ,... t1) !ll 6/22/2009 r-:I: < 0 I CTI 7/6/2009 QJ c.. -· 7/20/2009 l I < I I :::::s OQ I } I I -8/3/2009 l 3 I OQ 8/17/2009 l I ~ I ......... 3 8/31/2009 1 I __] I I w - 9/14/2009 9/28/2009 10/12/2009 10/26/2009 11/9/2009 11/23/2009 12/7/2009 12/21/2009 Period: June 30, 2009 tllrough September 29, 2009 (3rd Quarter 2009) BHV-1 on stream% Week Filter Start Date I! Number I 2 3 4 5 6 7 8 9 10 ll 12 13 Week # 1 2 3 4 5 6 7 8 9 10 11 12 13 --8154051 6-Jul-09 8 !54045 13-1111-09 8154039 20-Jul-09 8!54033 n .. Jui-09 8!54027 03-Aug-09 8154021 !0-Aug-09 8154015 17-Aug-09 8154009 24-Aug-09 8154003 31-Aug-09 8154697 07-Sep-09 8154691 14-Sep-09 8154685 21-Sep-09 8154679 28-Sep-09 Totals 91 BHV-2 on stream% Filter b Num er 8154050 8154044 8154038 8154032 8154026 8154020 8154014 8154008 8154002 8154696 8154690 8154684 8154678 Totals Start D ate 06-Jul-09 13·Jui·09 20-Jul-09 27-Ju!-09 03·Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep-09 28-Sep-09 91 BHV-4 on stream % Week Filter Start Dt # N b urn er ae 1 8154049 06-Ju!-09 2 8'154043 13-Jul-09 3 8154037 20-Jui·09 4 8154031 27-Ju!-09 5 8154025 03-Aug-09 6 8154019 10·Aug-09 7 8154013 17-Aug-09 8 8154007 24-Aug-09 9 8154001 31-Aug-09 10 8154695 07-Sep-09 11 8154689 14-Sep-09 12 8154683 21-Sep-09 13 8154677 28-Sep-09 Totals 91 BHV-5 on stream % Week Filter Start # Number Date 1 8154048 06·JUI·09 2 8154042 13-Jui·09 3 8154036 20-Jul-09 4 8154030 27-Jul-09 5 8154024 03-Aug-09 6 8154018 10-Aug-09 7 8154012 17-Aug-09 8 8154006 24-Aug-09 9 8154700 31-Aug-09 10 8154594 07-Sep-09 11 8154688 14-Sep-09 12 8154682 21-Sep-09 13 8154676 28-Sep-09 TniAI'< Q1 Stop Date 13-Jul-09 20-Jul-09 27-Jul-09 3-Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 7-Sep-09 14-Sep-09 21-Sep-09 28-Sep-09 5-0ct-09 2184.0 100.0% Slop D ate 13-Ju!-09 20-Ju!-09 27-Jul-09 03-Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep-09 28-Sep-09 05-0ct-09 2184.0 93.2% Stop D ate 13-Jul-09 20-Jul-09 27-Jul-09 03-Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep-09 28-Sep-09 05-0ct-09 2184.0 99.6% Stop Date 13·Jul-09 20·Jui-09 27-Jul-09 03-Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep-09 28-Sep-09 05-0ct-09 ?1A40 Gross Tare Net 4.7100 4.4902 0.2198 4.7783 4.5341 0.2442 4.6969 4.5156 0.1813 4.7654 4.5116 0.2538 4.7376 4.4978 0.2398 4.6737 4.4724 0.2013 4.7353 4.5056 0.2297 4.6823 4.499'1 0.1829 4.7532 4.4812 0.2720 4.7166 4.5059 0.2107 4.6156 4.4990 0.1166 4.5786 4.4601 0.1185 4.9573 4.4978 0.4595 4.723138 4.497746 0.2254 G ross T are N et 4.8753 4.4939 0.3814 4.9852 4.5032 0.4820 4.8524 4.4957 0.3567 4.946"1 4.5254 0.4213 5.0910 4.5016 0.5894 4.9129 4.4728 0.4401 5.0966 4.4847 0.6119 5.1515 4.5033 0.6482 5.0956 4.5027 0.5929 4.8567 4.4903 0.3664 4.6623 4.4804 0.1819 4.7801 4.5027 0.2774 4.9580 4.4851 0.4729 4.943408 4.495523 0.4479 G ross T are N t e 4.7258 4.5007 0.2251 4.7675 4.5170 0.2505 4.7159 4.4921 0.2238 4.8215 4.5119 0.3096 4.7415 4.4700 0.2715 4.7316 4.4943 0.2373 4.7578 4.4867 0.2711 4.6464 4.4767 0.1697 4.8709 4.4707 0.4002 4.7688 4.4935 0.2753 4.6545 4.4817 0.1728 4.6868 4.5127 0.1741 4.9571 4.5217 0.4354 4.757392 4.494592 0.2628 Gross Tare N et 4.6983 4.4858 0.2125 4.8262 4.5162 0.3100 4.7444 4.5245 0.2199 4.8466 4.5332 0.3134 4.7966 4.4938 0.3028 4.7515 4.5047 0.2468 4.7778 4.5104 0.2674 4.7112 4.4866 0.2246 4.8130 4.5095 0.3035 4.7361 4.5057 0.2304 4.6470 4.4989 0.1481 4.6416 4.4972 0.1444 4.9552 4.5011 0.4551 4 7n'i11'i ".'ill.<;? 11 ?F;qq Stop Time 13574.2 13746.6 139!2.8 14076.1 14248.7 14412.6 14583.3 14752.3 14940.2 15081.4 15250.6 15422.7 15590.9 Stop Ti tme 23765.0 23936.9 24103.6 24266.5 24438.3 24602.7 24773.1 24941.9 25130.5 25273.4 25440.4 25612.9 25781.1 Stop T' nne 13376.3 13548.0 13714.4 13737.6 172.4 335.8 506.3 675.3 863.8 1003.4 1172.6 1337.4 1505.9 Stop Time 23795.3 23967.7 24133.8 24296.4 24469.2 24632.6 24803.5 24972.5 25160.4 25300.7 25469.9 25634.2 25802.5 Start Time 13'106.5 13574.2 13746.6 13912.8 14076.1 14248.7 14412.6 14583.3 14752.3 14940.2 15081.4 15250.6 15422.7 Start T tme 23597.4 23755.0 23936.9 24103.6 24266.5 24438.3 24602.7 24773.1 24941.9 25130.5 25273.4 25440.9 25612.9 BHV·4 Start T' tme 13208.5 13376.3 13548.0 13714.4 0.1 172.4 335.8 506.3 675.3 863.8 1003.4 1172.6 1337.4 BHV-5 Start Ttme 23627.7 23795.3 23967.7 24133.8 24296.4 24469.2 24632.6 24803.5 24972.5 25160.4 25300.7 25459.9 25634.2 77q711nn - Total Time 10059.0 10346.4 9972.6 9797.4 10353.6 9835.2 10242.6 10!38.2 11277.0 8472.0 10149.6 10327.2 10090.2 131061 Total T tme 10056.0 !0313.4 10002.0 9772.8 10311.0 9865.8 10222.2 10128.0 11314.8 8572.2 10025.4 10320.0 10093.8 130997.4 Total T rme 10068.0 10299.6 9987.0 1391.4 10336.8 9807.0 10227.0 10138.8 11312.4 8378.4 10151.4 9888.0 l0105.8 122091.6 Total Time 10056.0 10347.6 9961.2 9759.0 l0368.6 9802.2 10252.8 10142.4 11275.8 8418.0 10146.6 9860.4 10098.0 1~n4AA n Page 1 ( Tv .• , Jlurne: 4.82E·i·06 Loading, Per Cent Total I itcrs ---~·· mJJ/m3 On Stream SCFM ·o.oitl"---~9.8%-····--·-·-c--10,396,629 10,840,165 0.0225 102.6% 10,448,526 0.0174 98.9% 10,264,965 0.0247 97.2% 10,847.708 0.0221 102.79b 10.304,569 0.0!95 97.6% 10,702,407 0.0215 101.6% ----l0,593,321 0.0173 100.6% 11,783,243 0.0231 111.9% 8,780,352 0.0240 84.0% 10,461,530 0.0111 100.7% 10,644,588 0.0111 102.5% 10,400,304 0.0442 100.1% 136,468,307 0.0215 lOO.O% Total Volume: 4.82E+06 Total Loading, Per Cent Liters I mq;m3 On Stream 10,393,529 0.0357 99.8% 10,805,590 0.0446 102.3% 10,479,329 0.0340 99.2% 10,239,191 0.0411 97.0% 10,803,075 0.0546 102.3% 10,336,629 0.0426 97.9% 10,681,091 0.0573 101.4% 10,582,663 0.0613 100.5% 11,822,740 0.0501 112.2% 8,884,199 0.0412 85.0% 10,333,513 0.0176 99.5% 10,637,167 0.0261 102.4% 10,404,015 0.0455 100.1% 136,402,731 0.0425 100.0% Total Volume: 4.49E+06 Total L" 1ters 10,405,932 10,791,131 10,463,613 1,457,802 10,830,107 10,275,023 10,686,107 10,593,948 11,820,232 8,683,345 10,463,385 10,191,890 10,416,384 127,078,899 m~lm3 n !ream loading, Per Cent I 0 S 0.0216 99.9% 0.0232 102.2% 0.0214 99.1% 0.2124 13.8% 0.0251 102.5% 0.0231 97.3% 0.0254 101.5% 0.0160 100.6% 0.0339 112.2% 0.0317 83.1% 0.0165 100.7% 0.0171 98.1% 0.0418 100.3% 0.0392 93.2% Total Volume: 4.80E+06 Total loading, Per Cent liters mg/m3 On Stream 10,393,529 0.0204 99.8% 10,841,422 0.0286 102.7% 10,436,582 0.0211 98.8% 10,224,732 0.0307 96.8% 10,863,424 0.0279 102.9% 10,269,994 0.0240 97.2% 10,713,065 0.0250 101.7% 10,597,709 0.0212 100.6% 11,781,989 0.0258 111.9% 8,724,387 0.0264 83.5% 10,458,438 O.D142 100.7% 10,163,442 0.0142 97.8% 10,408,344 0.0437 100.2% 1~" A77 n~:;? n n?L!o QQ ,::;c,!,. 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.11 36.4 36.4 36.8 s CFM 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 36.8 SCFM 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 36.8 SCFM 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 ~(, Q Period: June 30, 2009 through Septeml. .<9, 2009 (3rd Quarter 2009) BHV-6 on stream% Week Filter Start Stop 41 Number Dale Date 1 8154047 06-Jul-09 13-Jul-09 2 8154041 13-Jul-09 20-Jul-09 3 8154035 20-Jul-09 27,Jul-09 4 S154029 27-Jul-09 03-Aug-09 5 8154023 03-Aug-09 10-Aug-09 6 8154017 10-Aug-09 17-Aug-09 7 815401'1 17-Aug-09 24-Aug-09 B 8154005 24-Aug-09 31-Aug-09 g 8154699 31-Aug-09 07-Sep-09 10 8154693 07-Sep-09 14-Sep-09 11 8154687 iiJ-Sep-09 21-Sep-09 12 8154681 21-Sep-09 28-Sep-09 13 8154675 28-Sep-09 05-0ct-09 Totals 91 2184.0 ALL BHV on stream% 97.8% Wee I< It Blanke v 1 8154046 2 8154040 3 8154034 4 8154028 5 8154022 6 8154016 '1 8154010 8 8154004 9 8154698 10 8154692 11 8154686 12 8154680 13 8154674 Totals Start Date 06-Jul-09 13-Jul-09 20-Jul-09 27-Jul-09 03-Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep·09 28-Sep-09 91 Stop Date 13-Jul-09 20-Jul-09 27-Jul-09 03-Aug-09 10-Aug-09 17-Aug-09 24-Aug-09 31-Aug-09 07-Sep-09 14-Sep-09 21-Sep-09 28-Sep-09 05-0ct-09 2184.0 Gross T are N et 4.6255 4.5044 0.1211 4.7417 4.5033 0.2384 4.6855 4.5231 0.1624 4.7529 4.5088 0.2441 4.7600 4.4826 0.2774 4.6932 4.4770 0.2162 4.7289 4.4918 0.2371 4.6902 4.4930 0.1972 4.7737 4.4842 0.2895 4.6915 4.4872 0.2043 4.6227 4.4951 0.1276 4.6259 4.4908 0.1351 4.8930 4.4745 0.4185 4.714208 4.493523 0.2207 Net 4.5087 4.4917 4.5000 4.5235 4.4908 4.4736 4.4866 4.4734 4.5128 4.4828 4.4631 4.5167 4.5186 4.4956 Stop T 1me 847.6 1019.6 1186.1 1348.8 1521.2 1684.9 1855.4 2024.3 2212.8 2352.8 2522.1 2686.5 2854.8 Start T tme 749.1 847.6 1019.6 1186.1 1348.8 1521.2 1684,9 1855.4 2024.3 2212.8 2352.7 2522.1 2686.5 Total T tme 59!0.0 10321.2 9987.0 9765.0 10342.2 9823.2 t0227.0 10135.8 11310.6 8400,6 10165.2 9861.0 10101.6 126350.4 ( Total Volume: 4.65E+06 Total Liters 6,108,369 10,813,762 10,463,613 10,231,018 10,835,764 10,291,996 10,686,107 10,590,813 11,818,352 8,706,353 10,477,609 10,164,060 10,412,055 131,599,872 mq;m n !ream Loading, Per Cenl I 3 0 S 0.0198 58.6% 0.0220 102.4% 0.0155 99.1% 0.0239 96.9% 0.0256 ~.:_~~ 0.0210 97.5% 0.0222 101.5% 0.0186 100.6% 0.0245 112.2% 0.0235 83.3% 0.0122 100.8% 0.0133 97.8% 0.0402 100.2% 0.0217 96.4% Page2 SCFM " 36.5 37.0 37.0 37.0 37.0 37.0 36.9 36.9 36.9 36.6 36.4 36.4 36.4 36.8 Period: September 29, 2009 through December 29, 2009 (4th Quarter· 2009) Page 1 ( BHV-1 on stream 'Yo 99.9% BHV-1 l. volurna: 4.81 E+06 Weel< Filter Start Stop Siop Start Total Total Loading, Per Cent __II__ _tyumber -~-Date:-::------Date Gras~~"'-~ _N.~l Time Time Time Utors mglm3 On Stream SCf'M I 8154673 5-0cr-09 12-0ct-09 0057 4.5102 0.1955 15757.4 15590.9 9994.2 10,329,654 0.0189 99.1% 36.5 2 8154068 12-0ct-09 19-0ct-09 4.6489 4.4935 0.1554 15927.1 157S7.4 10180.2 10,666,033 0.0146 10!.0% 37.0 3 8154661 19-0ct-09 26-0ct-09 4.5587 4.4976 0.0611 16093.4 15927.1 9978.0 !0,454,183 0.0058 99.0% 37.0 4 8!54655 26-0ct-09 2-Nov-09 4.6122 4.5119 0.1003 16286.2 16093.4 11565.0 12.116,920 0.0083 114.7% 37.0 5 8154649 02-Nov-09 9-Nov-09 4.6243 4.4869 0.1374 16431.3 16286.2 8709.0 9,124,623 0.0151 86.4% 37.0 6 81546,+3 09-Nov-09 16·Nov-09 4.6600 4.5211 0.1389 16599.2 16431.3 10075.8 10.556.651 0.0132 100.0% 37.0 7 8154637 16-Nov-09 23-Nov-09 4.6120 4.4813 0.1307 16766.6 16599.2 10039.8 10.490.503 0.0125 99.6'Jb 36.9 8 8154631 23 .. Nov-09 30-Nov-09 4.5958 4.5059 0.0899 1693!.9 16766.6 9922.2 10,367,624 0.0087 98.4% 36.9 9 8154625 30-Nov-09 7-Dec-09 4.6227 4.5023 0.1204 17098.6 16931.9 10000.8 10,449.752 0.0115 99.2% 36.9 10 8154619 07-Dcc .. o9 14-Dcc-09 4.6000 4.4875 0.1125 17267.6 17098.6 10135.8 10,504,709 0.0107 100.6% 36.6 ll 8154613 14-Dec-09 21-Dec-09 4.6207 4.5036 0.1171 17433.6 17267.6 9962.4 10,268,577 0.0114 98.8% 36.4 12 8154607 21-Dec-09 28-Dec-09 4.5863 4.4975 0.0888 17628.8 17433.6 11709.6 12,069.474 0.0074 116.2% 36.4 13 8154800 28-Dec-09 4-Jan-10 4.5639 4.4794 0.0845 17773.3 17628.8 8671.8 8.938.312 0.0095 86.0% 36.4 Totals 91 2184.0 4.616246 4.498362 0.1179 130944.6 136,337 .o 16 0.0!13 99.9% 36.8 BHV-2 on stream % 99.9% BHV-2 Total Volume: 4.81 Et06 Week Filter Start Stop Stop Start Total Total Loadi~g, Per Cent # Number Date Date Gross Tare Net Time Time Time Liters mg/m3 On Stream SCFM 1 8154672 05-0ct-09 12-0ct-09 4.8106 4.4948 0.3158 25947.4 2578"1.1 9973.2 10,307,950 0.0306 98.9% 36.5 2 8154667 12·0ct-09 19-0ct-09 4.7888 4.5019 0.2869 26116.8 25947.4 10169.4 10,654,718 0.0269 100.9% 37.0 3 8154660 19-0ct-09 26-0cl-09 4.7055 4.5173 0.1882 26283.2 26116.9 9978.6 10.454,812 0.0180 99.0% 37.0 4 8154654 26-0ct-09 02-Nov-09 4.6894 4.5333 0.1561 26476.4 26283.2 11593.8 12,147,095 0.0129 115.0% 37.0 5 8154648 02-Nov-09 09-Nov-09 4.8515 4.5177 0.3338 26621.2 26476.4 8689.2 9,103,878 0.0367 86.2% 37.0 6 8154642 09-Nov-09 16-Nov-09 4.8632 4.5013 0.3619 26789.4 26621.2 10091.4 10,572,995 0.0342 100.1% 37.0 7 8154636 16-Nov-09 23-Nov-09 4.7620 4.5068 0.2552 26956.7 26789.4 10040.4 10,491,130 0.0243 99.6% 36.9 8 8154630 23-Nov-09 30-Nov-09 4.8129 4.5265 0.2864 27122.2 26956.7 9925.8 10,371,386 0.0276 98,5% 36.9 9 8154624 30-Nov-09 07-Dec-09 4.7769 4.5071 0.2698 27288.9 27122.2 1000!.4 'I 0.450,379 0.0258 99.2% 36.9 10 8154618 07-Dec-09 14-Dec-09 4.6604 4.4885 0.1719 27457.4 27288.9 !01!0.6 10,478,591 0.0164 100.3% 36.6 11 8154612 14-Dec-09 21-Dec-09 4.5946 4.4771 0.1175 27623.5 27457.4 9965.4 10,271,669 0.0114 98.9% 36.4 12 8154606 21-Dec-09 28-Dec-09 4.6500 4.5472 0.1028 27818.9 27623.5 11728.8 12,089,264 0.0085 116.4% 36.4 13 8154799 28-Dec-09 04-Jan-10 4.5748 4.4783 0.0965 27963.5 27818.9 8674.8 8,941,405 0.0108 86.1% 36.4 Totals 91 2184.0 4.733892 4.507523 0.2264 130942.8 136,335,271 0.0219 99.9% 36.8 BHV-4 on stream % 97.5% BHV·4 Total Volume: 4.70E+06 Week Filter Start Stop Stop Start Total Total Loading, Per Cent # Number Dale Date Gross Tare Net Time Time Time Liters mg/m3 On Stream SCFM 1 8154671 05-0ct-09 12-0ct-09 4.6746 4.4944 0.1802 1671.0 1505.9 9905.4 10,237,874 0.0176 98.3% 36.5 2 8154666 12·0Ct·09 19-0ct-09 4.6572 4.4857 0.1715 1841.8 1671.0 10253.4 10,742,726 0.0160 101.7% 37.0 3 8154659 19-0ct-09 26-0ct-09 4.6410 4.4766 0.1644 2009.0 1841.8 10030.2 10,508,875 0.0156 99.5% 37.0 4 8154653 26-0ct-09 02-Nov-09 4.6358 4.5100 0.1258 2199.4 2009.0 11425.8 11,971,077 0.0105 113.4% 37.0 5 8154647 02-Nov-09 09-Nov-09 4.6333 4.5136 0.1197 2322.8 2199.4 7399.2 7,752,315 0.0154 73.4% 37.0 6 8154641 09-Nov-09 16-Nov-09 4.6578 4.4903 0.1675 2490.7 2322.8 10075.2 10,556,022 0.0159 100.0% 37.0 7 8154635 16-Nov-09 23-Nov-09 4.6607 4.4849 0.1758 2653.5 2490.7 9771.6 10,210,263 0.0172 96.9% 36.9 B 8154629 23-Nov-09 30-Nov-09 4.6515 4.5116 0.1399 2793.9 2653.9 8400.0 8,777,090 0.0159 63.3% 36.9 9 8154623 30-Nov-09 07-Dec-09 4.8233 4.5247 0.2986 2960.9 2793.9 10019.4 10,469,187 0.0285 99.4% 36.9 10 8154617 07-Dec-09 14-Dec-09 4.6186 4.5084 0.1102 3129.6 2960.9 10122.0 10,490,406 0.0105 100.4% 36.6 11 8154611 14-Dec-09 21-Dec-09 4.6321 4.5087 0.1234 3294.4 3129.6 9886.8 10,190,653 0.0121 98.1% 36.4 12 8154605 21-Dec-09 28-Dec-09 4.7039 4.5268 0.1771 3490.9 3294.4 11789.4 12,151,726 0.0146 117.0% 36.4 13 8154798 28-Dec-09 04-Jan-10 4.5773 4.5050 0.0723 3635.6 3490.9 8695.2 8,962,432 0.0081 86.3% 36.4 Totals 91 2164.0 4.659008 4.503131 0.1559 127773.6 133,020,647 0.0152 97.5% 36.8 BHV-5 on stream % 97.5% BHV-5 Total Volume: 4.70Et06 Neek Filler Start Stop Stop Start Total Total Loading, Per Cent il Number Date Date Gross Tare Net Time Time Time Liters mgfm3 On Stream SCFM 1 8154670 05-0ct-09 12-0cl-09 4.7249 4.5233 0.2016 25968.2 25802.5 9942.0 10,275,702 0.0196 98.6% 36.5 2 8154665 12-0ct-09 19-0ct-09 4.6281 4.4757 0.1524 26138.8 25968.2 10233.6 10,721,982 0.0142 101.5% 37.0 3 8154658 19-0ct-09 26·0ct-09 4.6350 4.5352 0.0998 26305.9 26138.8 10026.0 10,504,474 0.0095 99.5% 37.0 4 8154652 26-0ct-09 02-Nov-09 4.6246 4.5107 0.1139 26496.1 26305.9 11415.0 11,959,762 0.0095 113.2% 37.0 5 8154646 02-Nov-09 09-Nov-09 4.6447 4.5055 0.1392 26620.0 26496.1 7435.2 7,790,033 0.0179 73.8% 37.0 6 8154640 09-Nov-09 16-Nov-09 4.6375 4.4790 0.1585 26787.5 26620,0 10049.4 10,528,991 0.0151 99.7% 37.0 7 8154634 16-Nov-09 23-Nov-09 4.6654 4.5079 0.1575 26950.6 26787.5 9785.4 10,224,683 0.0154 97.1% 36.9 8 8154628 23-Nov-09 30-Nov-09 4.5913 4.4944 0.0969 27090.9 26950.6 8416.2 8,794,017 0.0110 83.5% 36.9 9 8154622 30-Nov-09 07-Dec-09 4.6643 4.5037 0.1606 27257.7 27090.9 10008.0 10,457,276 0.0154 99.3% 36.9 10 8154616 07-Dec-09 14-Dec-09 4.6609 4.5034 0.1575 27426.9 27257.7 10154.4 10,523,986 0.0150 100.7% 36.6 11 8154610 14-Dec-09 21-Dec-09 4.6351 4.5073 0.1278 27591.7 27426.9 9888.0 10,191,890 0.0125 98.1% 36.4 12 8154604 21-Dec-09 28-Dec-09 4.6576 4.5184 0.1392 27787.7 27591.7 11758.2 12,119,567 0.0115 116.6% 36.4 13 8154797 28-Dec-09 04-Jan-10 4.5951 4.4917 0.1034 27932.3 27787.7 8677.8 8,944,497 0.0116 86.1% 36.4 Totals 91 2184.0 4.643423 4.504323 0.1391 127789.2 133.036.859 0.0137 97.5% :lh.S PNiod: September 29, 2009 through Pi BI-N-6 on stream% 97.6%. Week Filter Start Stop II Number Date Date Gross 1 8154669 05-0ct-09 12-0ct-09 4.6476 2 8154664 12-0ct-09 19-0ct-09 4.6416 3 8154657 19-0ct-09 26-0ct-09 4.6356 4 8154651 26-0ct-09 02-Nov-09 4.6180 5 8154645 02-Nov-09 09-Nov-09 4.6235 6 8154639 09-Nov-09 16-Nov-09 4.6560 7 8154633 16-Nov-09 23-Nov-09 4.6648 8 8154627 23-Nov-09 30-Nov-09 4.5982 9 8154621 30-Nov-09 07-Dec-09 4.6405 10 8154615 07-Dec-09 14-Dec-09 4.6460 11 8154609 14-Dec-09 21-Dec-09 4.6246 12 8154603 21-Dec-09 28-Dec-09 4.6428 13 8154796 28-Dec-09 04-Jan-10 4.5734 Totals 91 2184.0 4.631738 ALL BHV on stream % 98.5% Week II Blanks Start Date Stop Date Net 1 8154663 05·0ct·09 12-0ct-09 4.5148 2 8154662 12-0ct-09 19-0ct-09 4.4806 3 8154656 19-0ct-09 26-0ct-09 4.5173 4 8154650 26·0ct·09 02-Nov-09 4.5079 5 8154644 02-Nov-09 09-Nov-09 4.5014 6 8154638 09-Nov-09 16-Nov-09 4.5165 7 8154632 16-Nov-09 23-Nov-09 4.4893 8 8154626 23-Nov-09 30-Nov-09 4.5175 9 8154620 30-Nov-09 07-Dcc-09 4.5199 10 8154614 07-Dec-09 14-Dec-09 4.5049 11 8154608 14-Dec-09 21-Dec-09 4.5410 12 8154602 21-Dec-09 28-Dec-09 4.5326 13 8154795 28-Dec-09 04-Jan-10 4.4970 Totals 91 2184.0 4.5108 1ber 29, 2009 (4th Quarter 2009) ( Page2 BHV-6 Total Volume: 4.70E+06 Stop Start Total Total Loading, Per Cent Tare N et Time Time Time Liters mg/rn3 0 n Stream SCFM 4.4978 0.1498 3020.5 2854.8 9937.2 10,270;141 0.0146 98.6% 36.5 4.5045 0.1371 3191.3 3020.5 10248.0 10,737,069 0.0128 101.'1% 37.0 4.5265 0.1091 3358.1 3191.3 10012.8 10,490,644 0.0104 99.3% 37.0 4.5166 0.1014 3548.5 3358.1 11420.4 11,965,420 0.0085 113.3% 37.0 4.5043 0.1192 3671.9 3548.5 7404.0 7,757,344 0.0154 73.5% 37.0 4.5216 0.1344 3839.8 3671.9 10075.2 10,556,022 0.0127 100.0% 37.0 4.5142 0.1506 4002.8 3839.8 9780.0 10,219,040 0.0147 97.0% 36.9 4.5110 0.0872 4143.1 4002.8 8419.2 8,797,152 0.0099 83.5% 36.9 4.4916 0.1489 4310.0 4143.1 10014.6 10,464,172 0.0142 99.4% 36.9 4.4689 0.1771 4478.7 4310.0 10117.8 10,486,054 0.0169 100.4% 36.6 4.5165 0.1081 4644.0 4478.7 9921.0 10,225,904 O.D106 98.4% 36.<1 4.5183 0.1245 4840.0 4644.0 11759.4 12,120,804 0.0103 116.7% 36.4 4.4642 0.1092 4985.5 4840.0 8727.6 8,995,827 0.0121 86.6% 36.4 4.504308 0.1274 127837.2 133,086,193 0.0125 97.6% 36,8 Attachment E I White Mesa Mill Ambient Gamma Levels Over Time I 50.00 ~--------------------------------------------------------------------------------------------------------------------------~ 45.00 +-----------------------------------------------------------------------------------------------------------------~~--------------1 40.00 :&-1 35.00 30.00 ~ Q) ~ 25.00 C'O ::I C" --E Q) 0:: 20.00 E 15.00 10.00 ·--------------------------------------------------------------~------------------------------------~ 5.oo I -~ ..... ~ 1\:lt I~ I I 1.1 -... I II I 1 I 1 1 II a ! _. 0.00 3o..seP-Bt 30..seP..so 3o..sep..g9 30..seP-Oa Background (BHV-3) subtracted from BHV-1 , BHV-2, BHV-4, BHV-5, and BHV--6 I -BHV-1 --BHV-2 -BHV-3 -BHV-4 --BHV-5 -BHV-6 I I White Mesa Mill Ambient Gamma Levels Over Time BHV-1 I 50.00 45.00 +---------------------------------------------------------------------------------------------------------------------------~ 40.00 +-----------------------------------------------------------------------------------------------------------------------1 35.00 +---------------------------------------------------------------------------------------------------------------------------__, 30.00 ... Q) t:: m 25.00 :::1 C'" -E Q) r:x:: 20.00 E 15.00 10.00 5.00 I • I I -• I ·-1 o.oo I ~ I' i.. --...... W ...-: • illlll ••• .....-..._._......11..,_,-:•1• -..w .... ..-.........-.1111.-= ii . 1 30-seP-81 30-sep.90 30-Sep.gg 30-seP-08 Background (BHV-3) Subtracted from BHV-1 I -BHV-1 I I White M-esa Mill Ambient Gamma Levels Over Time BHV-21 50.00 45.00 40.00 35.00 30.00 L... Q) t 25.00 ro ::J C"' -E Q) 20.00 a:: E 15.00 10.00 5.00 I 1T II I I W • -.... O.OO .... .-...... ~ :e• .......... F li.. .... .. .,. ...... ~. =-=· ....... =---~~ I 30-Sep..81 3o.sep.90 30-sep..99 30-sep..08 Background (BHV-3) Subtracted from BHV-2 I ---------~ BHV-2------I I White Mesa Mill Ambient Gammalevels Over Time BHV-31 50.00 45.00 40.00 35.00 30.00 ..... Q) t: 25.00 ro ::J 0" --E Q) 20.00 0::: E 15.00 10.00 5.00 0.00 30-Sep.Bt 3o.Bep..90 30-Sep.99 30-Sep..oa Background (BHV-3) I --:::::;=sH-V~3 I I WhiteMesa Mill Ambient Gamma levels Over Time BHV-41 50.00 ~-----------------------------------------------------------------------------------------------, 600 I 40.00 ~------------------------------------------------------------------------------------------4 35.00 +----------------------------------------------------------------------------------------------------1 30.00 ..... Q) ~ 25.00 ro :::J 0" -E Q) 20.00 0:: E 15.00 10.00 +---;+----------------------------------------------------------------------------------------------~ 5.00 ~+-a-\-?1" H 1-t------------------------l 0.00 ..... • .---fT 30-seP-Bt 30-seP-9o 30-seP-99 30-seP-oa Background (BHV-3) Subtracted from BHV-4 c __._ BHV-4 -----------I I White Mesa Mill Ambient Gamllla levels OVerTime BHV-sl 50.00 45.00 40.00 35.00 30.00 ..... Q) t 25.00 ro ::J tT ..._ E Q) 20.00 0:: E 15.00 10.00 5.00 0.00 30-seP-87 3o.seP-9o 30·Sep.g9 Jo.seP-08 Background (BHV-3) Subtracted from BHV-5 I -~ I lwhiteMesa Mill Ambient Gamma Levels Over Time BHV-61 50.00 45.00 40.00 35.00 30.00 ' .... Q) 25.00 t:: ttl :::J !;! E 20.00 ~ E 15.00 10.00 5.00 ~ ;) --J~ ----0.00 3()..SeP-8t 3D-seP-9o 30-s ep.99 30-seP-oa Background (BHV-3) Subtracted from BHV-6 I -BHV-6 I White Mesa Mm Third Quarter 200:1 Environmental Spherical Gamrna Monitor Results Badge Number Control 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 45 46 47 Location Administration Vault V205 Control Room BI-IV-6 Date Issued 7/2/2009 7/2/2009 7/2/2009 Ore Stor. -Molycorp Area 7/2/2009 Vanadium Precip.Area 7/2/2009 Yellocake Drying Area 7/2/2009 Leach 7/2/2009 SAG Mill Control Room 7/2/2009 Yellowcake Precip. 7/2/2009 Central Control Room 7/2/2009 Trommel Screen (ore pad) 7/2/2009 BatTe I Dumping Station Met. Lab Filter Press Room BHV-1 BHV-2 BHV-3 BHV-4 BI-IV-5 SAG Mill Tails CCD Notih SX Administration Building Admin Parking Lot Yellowcake Packaging Yellowcake Storage Bucking Room Mill Lunch Room South SX Mtce. Super.'s Office Ore Feed Grizzly Scalehouse Sample Plant (OBS) Front Gate AF -BatTe! Dump Station AF-South Side AF-North Side 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 7/2/2009 Date Returned 10/2/2009 10/2/2009 !0/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 10/2/2009 Total Ambient Days Dose Badge at Equivalen mRem I WMM t hour 92 36.4 0.02 92 54.1 0.02 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 92 33.5 803.8 85.2 257.4 359.5 86 182.1 80.4 279.9 489.3 65.4 154.9 38 36.3 31.1 32.4 36.4 244 141.4 79 93.4 41.1 117.6 770.4 314.5 156.7 65 140.7 54.9 394.8 203.5 452.6 231 96.7 87.5 90.8 0.02 0.36 0.04 0.12 0.!6 0.04 0.08 0.04 0.13 0.22 0.03 0.07 0.02 0.02 0.01 0.01 0.02 0.11 0.06 0.04 0.04 0.02 0.05 0.35 0.14 O.Q7 0.03 0.06 0.02 0.18 0.09 0.20 0.10 0.04 0.04 0.04 mRem/ Day 0.396 0.588 0.364 8.737 0.926 2.798 3.908 0.935 1.979 0.874 3.042 5.318 0.711 1.684 0.413 0.395 0.338 0.352 0.396 2.652 1.537 0.859 1.015 0.447 1.278 8.374 3.418 1.703 0.707 1.529 0.597 4.291 2.212 4.920 2.511 1.051 0.951 0.987 mRem/ Week 2.77 4.12 2.55 61.16 6.48 19.58 27.35 6.54 13.86 6.12 21.30 37.23 4.98 1 !.79 2.89 2.76 2.37 2.47 2.77 18.57 10.76 6.01 7.11 3.13 8.95 58.62 23.93 11.92 4.95 10.71 4.18 30.04 15.48 34.44 17.58 7.36 6.66 6.91 White Mesa Mill l?om·th Quarter 2009 Environmental Spherical Gamma Monitor Badge Number Control 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 Location Administration Vault V205 Control Room BHV-6 Date Date Issued Returned 10/2/2009 1/12/2010 10/2/2009 1112/2010 10/2/2009 1/12/2010 Ore Stor.-Molycorp Area 10/2/2009 1112/2010 Vanadium Precip.Area Yellocake Drying Area Leach SAG Mill Control Room 1 0/2/2009 1/12/20 1 0 10/2/2009 1112/2010 10/2/2009 I/12/2010 I 0/2/2009 1112/2010 Yellowcake Precip. 10/2/2009 1/12/2010 Central Control Room 10/2/2009 1/I2/20 1 0 Trommel Screen (ore pad) 10/2/2009 1/12/2010 Barrel Dumping Station Met. Lab Filter Press Room BI-IV-1 BHV-2 BHV-3 BHV-4 BI-IV-5 SAG Mill Tails CCD North SX Administration Building Admin Parking Lot Yellowcake Packaging Yellowcake Storage Bucking Room Mill Lunch Room South SX Mtce. Super.'s Office Ore Feed Grizzly Scalehouse Sample Plant (OBS) Front Gate 1 0/2/2009 1 I I2120 l 0 l 0/2/2009 I /12/20 1 0 1 0/2/2009 1/!2/20 1 0 10/2/2009 1/l2/20IO 10/2/2009 1/12/20 I 0 I 0/2/2009 1/12/20 I 0 10/2/2009 1/12/2010 10/2/2009 1112/20 I 0 10/2/2009 1/12/20IO 10/2/2009 1/12/2010 I 0/2/2009 Ill 2/2010 10/2/2009 1/12/2010 10/2/2009 1/12/2010 I 0/2/2009 1/12/2010 10/2/2009 l/12/20 1 0 101212009 1112/2010 10/2/2009 III 2/2010 I 0/2/2009 1112/20 I 0 I 0/2/2009 III 2/20 1 0 I 0/2/2009 1/!2/20 I 0 10/2/2009 1/12/2010 10/2/2009 1/12/2010 10/2/2009 1/12/2010 10/2/2009 1/12/2010 45 AF-BatTe! Dump Station 10/2/2009 1112/2010 46 AF-South Side 10/2/2009 1112/2010 47 AF-North Side 10/2/2009 1112/2010 Total Days lladge at WMM 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 102 Ambient Dose Equivale mRem I mRem mRem I nt hour I Day Week 41.5 0.02 0.407 2.85 55.5 35.3 567.3 91.1 385.9 399.7 228.2 124.3 85.6 283.7 509.7 82.9 175.7 44 39.9 35.2 34.9 36.6 265.4 137.8 84.5 102.9 47.4 102.3 754.6 347 150.5 71.4 218.9 56.5 365 228.5 314.9 219.7 148.4 71 0 O.Q2 0.01 0.23 0.04 0.16 0.16 0.09 0.05 0.03 0.12 0.21 0.03 0.07 0.02 0.02 0.01 0.01 0.01 0.11 0.06 0.03 0.04 0.02 0.04 0.31 0.14 0.06 0.03 0.09 0.02 0.15 0.09 0.13 0.09 0.544 0.346 5.562 0.893 3.783 3.919 2.237 1.219 0.839 2.781 4.997 0.813 1.723 0.431 0.391 0.345 0.342 0.359 2.602 1.351 0.828 1.009 0.465 1.003 7.398 3.402 1.475 0.700 2.146 0.554 3.578 2.240 3.087 2.154 3.81 2.42 38.93 6.25 26.48 27.43 15.66 8.53 5.87 19.47 34.98 5.69 12.06 3.02 2.74 2.42 2.40 2.51 18.21 9.46 5.80 7.06 3.25 7.02 51.79 23.81 10.33 4.90 15.02 3.88 25.05 15.68 21.61 15.08 0.06 1.455 10.18 0.03 0.696 4.87 o.oo o.ooo o.oo * Lost Bad~ Attachment F (Log Scale) ....>. ....>. ....>. ....>. ....>. ....>. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 m m m m m m m I I I I I I I 0 0 0 0 0 0 0 (X) -....J en (]1 ~ VJ N 8/27/1981 8/27/1982 8/27/1983 8/27/1984 8/27/1985 8/27/1986 8/27/1987 8/27/1988 ~ I I ac:::::l ~ I I ::0 Q) I N 8/27/1989 ~ I I I I ~ I N 0) 8/27/1990 ~ I I I ~ I I (") 0 ::I 8/27/1991 ~ I I I ~ I I n CD ::I -8/27/1992 ~ I I -,' ::Pi' I I .., Q) ~ f 8/27/1993 0 ::I en z 8/27/1994 ::I m < 8/27/1995 CD T (Q ::i= 8/27/1996 Q) -z (5' :;;;: 8/27/1997 ::I -s:::: f 8/27/1998 1 -I I ~ (") ::.: " U> 8/27/1999 (Q :;;;: - 8/27/2000 8/27/2001 8/27/2002 8/27/2003 8/27/2004 8/27/2005 8/27/2006 8/27/2007 8/27/2008 8/27/2009 (Log Scale) ...... ...... ...... ...... ...... ...... 0 0 0 0 0 0 0 0 0 0 0 0 0 0 m m m m m m m I I I I I I I 0 0 0 0 0 0 0 CXl -....! (j) (.]1 .j:>. w 1\) 8/27/1981 8/27/1982 8/27/1983 8/27/1984 8/27/1985 8/27/1986 8/27/1987 8/27/1988 ~ I I 1-..;;::: I ~ I "tt C" I N 8/27/1989 ~ I I ~~ I ~ Q 8/27/1990 ~ I I .z. r 1 I 0 0 :::s (") 8/27/1991 ~ I I I ~ I CD :::s -., 8/27/1992 ~ I I .. 1-.. ~ I D) :!: f 8/27/1993 0 :::s Ul z 8/27/1994 :::s m < 8/27/1995 CD cc T CD -8/27/1996 D) -z ()" ~ 8/27/1997 :::s -f .. • I I .. > s::: 8/27/19981 0 :::::.: (fJ 8/27/1999 " ~ cc -8/27/2000 8/27/2001 8/27/2002 8/27/2003 8/27/2004 8/27/2005 8/27/2006 8/27/2007 8/27/2008 8/27/2009 (Log Scale) ..... ..... ..... ..... 0 0 0 0 0 0 0 0 0 0 0 0 0 0 m m m m m m m I I I I I I I 0 0 0 0 0 0 0 00 -...j 0'> CJ1 ~ w N 01-Jan-81 01-Jan-82 ~ I I Ir A I :e :I: 01-Jan-83 l I I I =i m 01-Jan-84 3: m 01-Jan-85 -i I I I ~ ~I en )> 01-Jan-86 -t I I I 1~---r---.. I 3: r 01-Jan-87 l I I I I ~ I r I 01-Jan-88 z 0 ::0 01-Jan-89 -i I I !---.__~ I -4 :I: 01-Jan-90 -i I I ~ I m ~ 01-Jan-91 -4 0 t 01-Jan-92 .., 3: ;;o 01-Jan-93 r Q) I "2r N N 01 -Jan-94 0::0 0'> -·D) -I T 01-Jan-95 ;;Ji:N CON -en "'0 01-Jan-96 1:1) 0'" :I I N a. ..... 0 01-Jan-97 "C C" 01-Jan-98 -i I I ~ I I I N ...lo. 01-Jan-99 -i I I I ~ I I 0 0 0 01-Jan-00 -i I I I -====--._j___ I I :I (") CD 01-Jan-01 -i v I ....-I I :I .... .., 01-Jan-02 -i I ~ ---....___ I I 1:1) .... s· 01 -Jan-03 -i I I .. •r-I I :I Ul 01-Jan-04 -i I I I ~~ I I :I < 01-Jan-05 -i I I I ~ I CD co ;:;: 01-Jan-06 -i I 1 ---I 3,1 I 1:1) -e. 0 01-Jan-07 . --. :I 01 -Jan-08 01-Jan-09 (Log Scale) _. _. _. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 m m m m m m m I I I I I I I 0 0 0 0 0 0 0 00 "'-1 0) U1 """' w "' 01-Jan-81 :E 01-Jan-82 -J I I ]./ .!"I I :I: =i 01 -Jan-83 -J I ~ I m s::: 01-Jan-84 -J I I ~ ---r--. I m en )> 01-Jan-85 -1 I I ~.v--I s::: 01-Jan-66 1 I I 1/1? I r-r- I 01-Jan-87 z 0 01-Jan-88 -J I I y. I --._ I ::0 ~ 01-Jan-89 -J I r---___--:-L__ I :I: :E 01-Jan-90 -J I I I ~ I m en ~ 01-Jan-91 0 t , 01-Jan-92 s::: ;:o r-Ill I 01-Jan-93 c• 1\.) 1\.) o::o (j) 01-Jan-94 -· I» -I 1 ~ ;::lli;N 01-Jan-95 CON Ui" -0) "U -1 I» 0" ;:;: 01-Jan-96 ::l I 1\.) co c. ...... 0 01-Jan-97 !_.A ""C C" I 01-Jan-98 -J I I -~ -.!·==--I I N ..a. 0 01-Jan-99 -J I I ---....._1""7 I 0 0 01-Jan-00 -J I I ..,:::~<It I ::l -(') CD 01-Jan-01 -j -1 +c=:::: I I • I I ::l ... -"'' I» 01-Jan-02 -J I I ""-a .. L I I -(5' ::l 01-Jan-03 1 I I • I ~ I I t/1 ::l 01-Jan-04 -< CD 01-Jan-05 -J I /I ~ I I co CD -01-Jan-06 -J I • ='J. _I I I» !:::!. 0 01-Jan-07 _j I 'II' • I ::l 01-Jan-08 01-Jan-09 so-uer-~o eo-uer-~o c: Lo-uer-~o 0 ... go-uer-~o cu -Q) so-uer-~o C) Q) > vo-uer-~o c: In £o-uer-~o c: 0 zo-uer-~o ... cu a.. ~o-uer-~o -c: Q) (,) c: oo-uer-~o 0 ss-uer-~o (.) 0 "r"" es-uer-~o N I .c Ls-uer-~o D.. 0 "C Q) .,... N c: gs-uer-~o :;::::; I i= .0 cu 0.. (0-gs-uer-~o en T NO) ~ N~ I-vs-uer-~o CU·-o::o co N ...J-2-£s-uer-~o N I co ..J 0::: :e zs-uer-~o t LL. 0 ~s-uer-~o 1-en os-uer-~o w ~ :I: se-uer-~o 1-ee-uer-~o ::J 0 en Le-uer-~o ..J gg-uer-~o ..J :e gg-uer-~o <C en ve-uer-~o w :e £e-uer-~o w !::: ze-uer-~o :I: ~ ~e-uer-~o N ("') '<t 1.!) co "'-co 0 0 0 0 0 0 0 I I I I I I I w w w w w w w 0 0 0 0 0 0 0 ~ ~ ~ ~ ~ ~ ~ ...-...-...-...-.,.... (8J8:)S 6o,) WHITE MESA MILL FORAGE RADIONUCLIDE DATA NORTHEAST OF MILL SAMPLED QTR. SAMPLED DATE 3rd '81 27-Aug-81 4th '81 20-0ct-81 2nd'82 15-Apr-82 3rd '82 01-Jul-82 4th '82 30-Nov-82 2nd '83 13-Apr-83 3rd '83 01-Jul-83 4th '83 30-Jan-84 2nd'84 28-Jun-84 4th '84 14-Nov-84 2nd'85 27-Mar-85 3rd '85 15-Jul-85 4th '85 09-0ct-85 2nd '86 24-Mar-86 3rd '86 10-Jul-86 4th '86 18-Dec-86 2nd '87 20-Apr-87 3rd '87 05-Jun-87 4th '87 22-Dec-87 2nd '88 19-Apr-88 3rd '88 28-Jul-88 2nd '89 07-Apr-89 3rd '89 06-Jun-89 4th '89 07-Nov-89 1st '90 17-Apr-90 2nd '90 20-Jun-90 3rd '90 17-0ct-90 1st '91 10-Apr-91 2nd'91 11-Jun-91 3rd '91 20-Nov-91 1st '92 22-Apr-92 2nd '92 10-Jun-92 3rd '92 10-Jun-92 1st '93 13-Apr-93 2nd '93 26-Jun-93 3rd '93 12-0ct-93 1st '94 11-May-94 2nd '94 19-Jul-94 3rd '94 28-Nov-94 1st '95 11-Apr-95 2nd '95 06-Jul-95 3rd '95 15-Nov-95 1st '96 23-Apr-96 2nd '96 • 31-Jul-96 3rd '96 14-Nov-96 1st '97 21-Apr-97 3rd '97 05-Sep-97 4th '97 20-Nov-97 1st '98 23-Mar-98 2nd '98 16-Jun-98 4th '98 05-Nov-98 2nd '99 15-Apr-99 3rd'99 07-Jul-99 4th '99 02-Dec-99 2nd'OO 21-Apr-00 2nd '00 22-Jun-00 4th '00 21-Dec-00 1st '01 30-Apr-01 2nd '01 14-Jun-01 4th '01 17-Dec-01 Ra-226 VALUE (uCi/Kg) 3.90E-04 1.40E-04 1.31E-04 1.60E-04 2.67E-06 9.36E-05 1.12E-04 1.09E-04 3.47E-04 5.61E-04 1.05E-03 8.20E-05 1.15E-04 5.72E-04 5.01E-04 8.70E-04 5.90E-04 1.60E-04 2.10E-04 4.50E-04 3.20E-05 5.60E-04 1.50E-04 6.00E-04 2.60E-04 1.80E-04 1.60E-04 1.20E-04 9.10E-05 4.50E-04 3.60E-05 l.OOE-05 7.90E-05 3.70E-05 3.00E-05 6.60E-05 1.80E-04 1.71E-05 2.40E-04 6.70E-05 1.50E-05 5.50E-05 5.20E-05 3.00E-05 l.lOE-05 l.lOE-05 8.00E-06 <9.10E-05 1.80E-05 5.70E-05 2.00E-04 6.03E-05 2.30E-05 1.50E-04 1.20E-06 1.60E-06 l.OOE-06 2.30E-06 9.10E-06 Ra-226 LLD Pb-210 Pb-210 LLD ERROR (uCi/Kg) uCi/Kg (S.OE-08) VALUE (uCi/Kg) ERROR (uCi/Kg) uCi/Kg (1.0E-06} l.OE-05 5.0E-08 1.10E-03 l.OE-04 l.OE-06 l.OE-05 5.0E-08 6.80E-04 8.0E-05 l.OE-06 1.3E-05 l.OE-06 4.90E-04 7.0E-05 8.0E-05 l.OE-05 5.0E-08 8.00E-04 1.7E-04 l.OE-07 1.1E-06 l.OE-06 1.08E-04 9.0E-06 l.OE-05 6.2E-06 8.0E-09 4.97E-04 9.3E-05 l.OE-04 1.2E-05 6.0E-06 1.84E-04 1.2E-05 l.OE-06 8.0E-06 4.0E-06 7.80E-04 6.2E-05 6.0E-05 1.2E-05 2.0E-09 3.75E-03 1.6E-04 4.0E-08 2.0E-04 2.0E-07 7.82E-03 3.3E-04 7.0E-08 3.0E-05 2.0E-06 3.22E-03 1.4E-04 2.0E-05 7.0E-06 3.0E-06 7.70E-04 1.3E-04 2.0E-04 l.OE-05 3.0E-06 5.10E-04 3.0E-05 2.0E-05 2.1E-05 4.0E-06 2.49E-03 l.OE-04 l.OE-05 1.3E-05 3.0E-06 1.57E-03 1.7E-03 2.0E-04 5.0E-05 3.0E-06 6.80E-04 3.0E-05 3.0E-06 7.0E-05 5.0E-08 1.50E-03 l.OE-04 l.OE-06 3.0E-05 5.0E-08 9.50E-04 4.0E-05 1.0E-06 4.0E-05 5.0E-08 1.70E-03 l.OE-04 l.OE-06 7.0E-05 5.0E-08 1.40E-03 l.OE-04 l.OE-06 2.2E-05 5.0E-08 1.50E-04 4.4E-04 l.OE-06 4.0E-05 ••• l.lOE-03 l.OE-01 *** 2.0E-05 *** 2.30E-04 2.0E-05 *** 5.0E-05 7.0E-06 2.04E-03 7.0E-05 1.4E-05 3.0E-05 4.0E-06 3.30E-04 2.0E-05 2.2E-05 2.0E-05 5.0E-08 3.20E-04 2.0E-05 1.0E-06 2.0E-05 5.0E-08 3.30E-04 2.0E-05 l.OE-06 2.0E-05 5.0E-06 3.00E-04 2.0E-05 l.OE-06 1.6E-05 2.0E-07 1.90E-04 2.0E-05 2.0E-07 4.0E-05 5.0E-08 1.09E-03 5.0E-05 l.OE-06 l.OE-05 2.0E-06 1.50E-04 2.0E-05 l.OE-05 7.0E-06 2.0E-07 7.50E-05 2.0E-05 l.OE-06 3.5E-05 3.0E-06 7.10E-04 7.0E-05 2.0E-05 2.2E-05 3.0E-06 2.80E-04 3.0E-05 2.0E-05 1.5E-05 3.0E-06 4.30E-05 3.5E-05 2.0E-05 2.7E-05 3.0E-06 5.30E-04 6.0E-05 2.0E-05 4.0E-05 3.0E-05 4.40E-04 6.0E-05 2.0E-04 1.2E-06 9.0E-08 3.00E-05 6.1E-06 4.5E-06 1.5E-05 1.7E-07 1.70E-04 l.lE-05 8.3E-07 5.4E-06 1.6E-07 1.40E-04 1.3E-05 7.9E-07 1.5E-06 1.5E-07 5.10E-05 4.5E-06 7.6E-07 5.0E-06 1.8E-07 6.70E-05 l.OE-05 8.8E-07 2.5E-06 1.5E-07 3.20E-05 4.5E-06 1.8E-07 2.5E-06 1.8E-07 1.40E-04 7.1E-06 9.3E-07 4.7E-07 1.2E-07 4.10E-05 3.6E-06 6.1E-07 4.3E-07 1.3E-07 2.10E-05 7.3E-07 6.7E-07 1.2E-06 5.6E-07 1.40E-04 4.6E-06 l.lE-07 9.1E-05 9.1E-05 <4.50E-04 4.5E-04 4.5E-04 1.2E-06 6.3E-08 4.00E-05 1.8E-06 3.2E-07 l.OE-06 8.2E-08 8.70E-05 5.0E-06 4.1E-07 3.0E-06 1.2E-07 3.00E-04 l.OE-05 6.0E-05 1.4E-06 8.3E-08 1.40E-04 4.7E-06 4.2E-07 l.OE-06 2.3E-07 2.10E-05 1.0E-06 l.lE-06 3.0E-06 1.2E-07 1.60E-04 8.0E-06 5.9E-07 l.OE-07 2.8E-07 1.60E-04 l.OE-05 1.4E-06 l.lE-06 3.7E-07 5.10E-05 5.0E-06 1.9E-06 l.OE-07 2.4E-07 <1.2E-06 1.0E-07 2.4E-07 2.0E-07 9.9E-08 3.80E-06 2.0E-07 5.0E-07 2.4E-06 1.2E-07 3.57E-05 3.0E-06 6.0E-07 1st '02 07-May-02 3.30E-OS 1.8E-06 7.6E-07 4.SOE-OS 2.6E-06 l.OE-OS 2nd'02 07-Jul-02 S.SSE-OS 2.8E-06 7.6E-07 S.31E-OS 3.9E-06 l.OE-OS 4th '02 1S-Dec-02 7.7SE-OS 3.6E-06 7.6E-07 1.29E-04 6.2E-06 l.OE-OS 1st '03 21-Mar-03 9.10E-06 1.3E-06 3.6E-07 1.13E-OS 1.6E-06 3.4E-06 2nd '03 10-Jun-03 2.SOE-OS 1.3E-06 3.6E-07 3.26E-06 2.0E-06 7.4E-08 4th '03 20-Nov-03 S.70E-OS 3.SE-06 1.SE-07 4.0SE-OS S.8E-06 8.3E-07 1st '04 08-Apr-04 9.38E-OS 3.7E-06 1.1E-07 S.88E-OS 3.0E-06 S.SE-07 2nd'04 12-Jun-04 S.63E-OS 3.4E-06 1.8E-07 6.42E-OS S.9E-06 9.0E-07 4th '04 30-Nov-04 8.41E-OS S.SOE-06 2.00E-08 2.48E-04 1.40E-OS 3.00E-07 1st 'OS 21-Apr-OS S.60E-OS 3.00E-06 1.40E-07 S.80E-OS 4.00E-06 6.90E-07 2nd 'OS 13-Jun-OS 9.10E-06 l.SOE-06 1.80E-07 l.lOE-OS 1.20E-OS 9.00E-07 4th 'OS 10-Nov-OS 6.00E-OS 3.00E-06 l.lOE-10 1.70E-06 6.40E-07 S.SOE-10 1st '06 03-Apr-06 8.00E-OS S.OOE-06 S.OOE-08 3.40E-04 1.20E-OS l.OOE-06 2nd'06 16-Jun-06 4.10E-OS 3.10E-06 S.OOE-08 1.16E-04 6.10E-06 l.OOE-06 4th '06 28-Nov-06 1.17E-04 4.60E-06 1.90E-07 3.28E-04 9.SOE-06 9.50E-07 1st '07 30-Mar-07 9.70E-OS 4.40E-06 1.90E-07 3.40E-04 8.70E-06 8.4-07 2nd '07 1-Jun-07 1.30E-OS 1.60E-06 1.90E-07 1.20E-04 6.60E-06 9.70E-07 4th '07 23-Nov-07 7.00E-OS 8.20E-06 2.00E-07 S.OOE-04 2.00E-OS 1.20E-06 1st '08 22-Apr-08 3.6E-06 3.00E-06 S.20E-07 2.3E-04 1.40E-OS l.OOE-06 2nd '08 18-Jun-08 3.2E-OS 3.20E-06 1.80E-06 6.9E-OS 3.50E-OS S.SOE-OS 4th '08 12-Dec-08 1st '09 28-Apr-09 S.9E-04 1.3SE-OS l.SOE-06 3.4E-04 1.30E-OS l.SOE-06 2nd'09 17-Jun-09 1.9E-OS 1.4SE-06 4.90E-07 3.6E-OS l.lOE-OS 1.80E-OS 4th '09 18-Dec-09 1.7E-04 S.90E-06 4.8E-04 1.20E-OS *2nd quarter of 1996 San Juan County, Utah, was declared a disaster area due to drought, no samples were collected during this period WHITE MESA Mill FORAGE RADIONUCLIDE DATA NORTHWEST OF Mill SAMPLED QTR. SAMPLED DATE 3rd '81 27-Aug-81 4th '81 20-0ct-81 2nd '82 15-Apr-82 3rd '82 01-Jul-82 4th '82 30-Nov-82 2nd '83 13-Apr-83 3rd'83 01-Jul-83 4th '83 30-Jan-84 2nd'84 28-Jun-84 4th '84 14-Nov-84 2nd '85 27-Mar-85 3rd '85 15-Jul-85 4th '85 09-0ct-85 2nd '86 24-Mar-86 3rd '86 10-Jul-86 4th '86 18-Dec-86 2nd'87 20-Apr-87 3rd'87 05-Jun-87 4th '87 22-Dec-87 2nd'88 19-Apr-88 3rd '88 28-Jul-88 2nd '89 07-Apr-89 3rd '89 06-Jun-89 4th '89 07-Nov-89 1st '90 17-Apr-90 2nd'90 20-Jun-90 3rd'90 17-0ct-90 1st '91 10-Apr-91 2nd '91 11-Jun-91 3rd '91 20-Nov-91 1st '92 22-Apr-92 2nd '92 10-Jun-92 3rd'92 10-Jun-92 1st'93 13-Apr-93 2nd'93 26-Jun-9 3rd '93 12-0ct-93 1st '94 11-May-94 2nd '94 19-Jul-94 3rd '94 28-Nov-94 1st '95 11-Apr-95 2nd '95 06-Jul-95 3rd '95 15-Nov-95 1st '96 23-Apr-96 2nd '96 * 31-Jul-96 3rd'96 14-Nov-96 1st'97 21-Apr-97 3rd '97 05-Sep-97 4th '97 20-Nov-97 1st '98 23-Mar-98 2nd '98 16-Jun-98 4th '98 05-Nov-98 2nd'99 15-Apr-99 3rd'99 07-Jul-99 4th '99 02-Dec-99 2nd'OO 21-Apr-00 2nd'OO 22-Jun-00 4th '00 21-Dec-00 1st '01 30-Apr-01 2nd'01 14-Jun-01 Ra-226 VALUE (uCi/Kg) 2.73E-03 2.00E-04 1.04E-04 2.00E-05 2.36E-06 8.58E-05 1.19E-04 9.78E-05 2.08E-04 6.05E-04 l.lOE-04 6.10E-05 1.07E-04 8.86E-04 6.66E-04 5.20E-04 4.10E-04 1.60E-04 3.60E-04 2.60E-04 3.10E-05 6.20E-04 3.40E-04 5.10E-04 3.60E-04 1.70E-04 8.80E-05 3.00E-04 3.10E-04 5.00E-04 2.00E-05 6.50E-06 1.20E-04 1.80E-05 5.20E-05 5.10E-05 1.20E-04 3.73E-05 2.40E-04 8.40E-05 1.90E-05 1.20E-04 8.30E-05 3.60E-05 3.30E-05 5.40E-06 8.90E-06 <9.20E-05 < 6.50E-08 4.20E-05 6.20E-05 5.45E-05 1.10E-04 3.70E-05 2.90E-05 2.30E-06 2.10E-05 1.30E-06 Ra-226 llD Pb-210 Pb-210 llD ERROR (uCi/Kg) uCi/Kg (S.OE-08) VALUE (uCi/Kg) ERROR (uCi/Kg) uCi/Kg (l.OE-06) 5.0E-05 5.0E-08 7.10E-03 3.0E-04 l.OE-06 l.OE-05 5.0E-08 8.30E-04 5.0E-05 l.OE-06 9.0E-06 7.0E-06 6.40E-04 5.0E-05 4.0E-05 l.OE-05 5.0E-08 2.20E-04 9.0E-05 l.OE-07 9.5E-07 l.OE-06 8.00E-05 l.OE-05 l.OE-05 1.4E-05 2.0E-08 3.53E-04 1.9E-05 l.OE-05 1.1E-05 5.0E-06 1.58E-04 1.3E-05 l.OE-05 7.0E-06 2.0E-06 2.16E-03 3.4E-04 3.0E-04 l.OE-05 3.0E-09 1.60E-03 7.0E-05 3.0E-08 1.6E-04 2.0E-07 2.58E-03 l.lE-04 3.0E-08 8.0E-06 3.0E-06 8.63E-04 4.2E-05 3.0E-05 6.0E-06 2.0E-06 5.40E-04 5.0E-05 5.0E-05 6.0E-06 2.0E-06 3.80E-04 3.0E-05 2.0E-05 1.8E-05 2.0E-06 4.40E-03 1.9E-04 3.0E-05 1.8E-05 3.0E-06 4.78E-03 2.1E-04 6.0E-05 l.OE-04 3.0E-06 1.70E-03 l.OE-04 6.0E-05 1.0E-04 5.0E-08 1.60E-03 l.OE-04 l.OE-06 3.0E-05 5.0E-08 5.50E-04 4.0E-05 l.OE-06 5.0E-05 5.0E-08 1.80E-03 l.OE-04 l.OE-06 5.0E-05 5.0E-08 1.90E-03 l.OE-04 l.OE-06 1.9E-05 5.0E-08 1.60E-04 4.0E-05 l.OE-06 5.0E-05 *** 1.70E-03 l.OE-04 *** 3.0E-05 *** 7.40E-04 3.0E-05 *** 6.0E-05 7.0E-06 l.OOE-03 7.0E-05 1.4E-05 3.0E-05 4.0E-06 4.80E-04 2.0E-05 2.2E-05 2.0E-05 5.0E-08 3.20E-04 2.0E-05 l.OE-06 1.6E-05 5.0E-08 2.90E-04 2.0E-05 l.OE-06 3.0E-05 5.0E-06 4.10E-04 2.0E-05 l.OE-06 3.0E-05 2.0E-07 4.70E-04 2.0E-05 2.0E-07 4.0E-05 5.0E-08 1.50E-03 l.OE-04 l.OE-06 8.0E-06 2.0E-06 9.60E-05 1.4E-05 l.OE-05 6.0E-06 2.0E-06 1.20E-04 2.0E-05 l.OE-06 4.0E-05 3.0E-06 1.21E-03 8.0E-05 2.0E-05 1.7E-05 3.0E-06 2.10E-04 3.0E-05 2.0E-05 1.9E-05 3.0E-06 1.70E-05 3.6E-05 2.0E-05 2.3E-05 3.0E-06 7.10E-04 6.0E-05 2.0E-05 l.OE-05 3.0E-05 9.80E-04 1.6E-04 2.0E-04 1.6E-06 8.4E-08 7.80E-05 7.1E-06 4.2E-07 1.5E-05 1.7E-07 2.60E-04 1.3E-05 8.3E-07 6.1E-06 1.5E-07 1.20E-04 1.1E-05 7.5E-05 1.5E-06 1.4E-07 4.50E-05 4.3E-06 7.2E-07 6.8E-06 1.4E-07 l.OOE-05 5.8E-06 7.1E-07 3.3E-06 1.9E-07 6.80E-05 6.3E-06 1.8E-07 2.5E-06 1.6E-07 8.50E-05 5.6E-06 8.4E-07 2.3E-06 1.7E-07 4.40E-05 4.8E-06 8.4E-07 3.5E-07 1.6E-07 3.20E-05 9.0E-07 7.8E-07 7.2E-07 5.4E-07 3.40E-04 6.7E-06 l.lE-07 9.2E-05 9.2E-05 <4.60E-04 4.6E-04 4.6E-04 6.5E-08 6.5E-08 <3.20E-07 3.2E-07 3.2E-07 1.0E-06 l.lE-07 1.70E-04 l.OE-05 5.5E-07 l.OE-06 l.OE-07 1.40E-04 7.0E-06 l.OE-07 1.4E-06 8.3E-08 9.20E-05 4.0E-06 4.2E-07 3.0E-06 2.2E-07 2.80E-05 l.OE-06 l.lE-06 1.0E-06 2.4E-07 2.70E-04 l.OE-05 1.2E-06 l.OE-06 3.3E-07 2.80E-04 2.0E-05 1.7E-06 1.4E-06 3.7E-07 3.30E-04 5.0E-05 1.9E-06 1.0E-06 1.5E-07 <7.6E-07 N/A 7.6E-07 4.0E-08 1.2E-07 1.80E-06 3.0E-08 5.9E-07 4th '01 17-Dec-01 3.70E-OS 7.67E-07 8.30E-08 6.72E-OS 2.62E-06 6.00E-07 1st '02 07-May-02 4.90E-OS 2.40E-06 7.60E-07 1.28E-04 S.61E-06 l.OOE-OS 2nd '02 07-Jul-02 8.88E-OS 4.32E-06 7.60E-07 8.33E-OS 4.32E-06 l.OOE-OS 4th '02 1S-Dec-02 l.SOE-04 6.2E-06 7.60E-07 3.16E-04 1.07E-OS l.OE-OS 1st '03 21-Mar-03 S.OOE-OS 3.4E-06 2.71E-06 <4.2e-6 4.20E-06 2nd'03 10-Jun-03 S.60E-OS 2.0E-06 4.10E-07 1.88E-04 S.14E-06 8.2E-08 4th '03 20-Nov-03 3.20E-04 8.2E-06 1.70E-07 4.89E-04 1.2SE-OS 8.3E-07 1st '04 08-Apr-04 6.29E-OS 4.1E-06 2.00E-07 1.94E-OS 4.00E-06 l.OE-06 2nd'04 12-Jun-04 6.S1E-OS 3.4E-06 1.30E-07 1.87E-OS 3.90E-06 6.SE-07 4th '04 30-Nov-04 7.SOE-OS 4.6E-06 2.0E-08 4.4SE-04 1.40E-OS 3.0E-07 1st 'OS 21-Apr-OS 4.90E-OS 2.70E-06 1.30E-07 1.27E-04 4.80E-06 6.50E-07 2nd'OS 13-Jun-OS 2.30E-OS 2.10E-06 l.SOE-07 4.70E-OS S.lOE-06 7.60E-07 4th 'OS 10-Nov-OS 7.40E-OS 3.SOE-06 1.20E-10 2.40E-06 8.10E-08 S.80E-10 1st '06 03-Apr-06 l.OOE-04 6.00E-06 S.OOE-08 6.54E-04 l.SOE-OS l.OOE-06 2nd '06 16-Jun-06 9.SOE-OS S.90E-06 S.OOE-08 4.48E-04 1.40E-OS l.OOE-06 4th '06 28-Nov-06 8.13E-OS 4.10E-06 2.20E-07 3.2SE-04 1.12E-06 l.OOE-OS 1st '07 30-Mar-07 4.30E-OS 2.60E-06 1.70E-07 2.64E-04 7.20E-06 8.60E-07 2nd '07 1-Jun-07 S.lOE-OS 3.20E-06 2.30E-07 S.30E-04 1.40E-06 1.20E-06 4th '07 23-Nov-07 7.30E-OS 6.6E-06 S.OE-08 7.00E-04 2.20E-OS 1.10E-06 1st '08 22-Apr-08 2.8E-06 2.8E-06 7.20E-07 4.40E-04 2.0E-OS l.OE-06 2nd'08 18-Jun-08 3.2E-06 3.3E-06 1.80E-06 1.40E-04 3.3E-OS S.SE-OS 4th '08 12-Dec-08 7.3E-OS 3.2E-06 7.40E-07 4.40E-04 2.SE-OS 3.2E-OS 1st '09 28-Apr-09 S.3E-OS 3.6E-06 l.lOE-06 1.90E-04 l.SE-OS 2.2E-OS 2nd'09 17-Jun-09 2.3E-OS 1.6E-OS S.2E-07 4.30E-OS l.OOE-OS 1.7E-OS 4th '09 18-Dec-09 S.SOE-OS 3.50E-06 3.0E-04 l.lOE-OS *2nd quarter of 1996 San Juan County, Utah, was declared a disaster area due to drought, no samples were collected during this period WHITE MESA MILL FORAGE RADIONUCLIDE DATA SOUTHWEST OF MILL SAMPLED QTR. SAMPLED DATE Ra-226 VALUE {uCi/Kg) 3rd '81 27-Aug-81 9.SOE-04 4th '81 20-0ct-81 3.00E-05 2nd '82 15-Apr-82 1.37E-05 3rd '82 01-Jul-82 3.40E-04 4th '82 30-Nov-82 1.75E-05 2nd'83 13-Apr-83 7.13E-04 3rd '83 01-Jul-83 5.39E-05 4th '83 30-Jan-84 6.40E-05 2nd '84 28-Jun-84 8.27E-05 4th '84 14-Nov-84 2.72E-04 2nd '85 27-Mar-85 4.73E-04 3rd '85 15-Jul-85 6.60E-05 4th '85 09-0ct-85 2.83E-04 2nd '86 ~E-M 3rd '86 10-Jul-86 E-04 4th '86 1 E-04 2nd '87 20-Apr-87 4.10E-04 3rd '87 05-Jun-87 2.90E-04 4th '87 22-Dec-87 1.80E-04 2nd'88 19-Apr-88 2.30E-04 3rd '88 28-Jul-88 l.SOE-04 2nd'89 07-Apr-89 3.10E-04 3rd '89 06-Jun-89 1.30E-04 4th '89 07-Nov-89 4.30E-04 1st '90 17-Apr-90 2.50E-04 2nd'90 20-Jun-90 l.lOE-04 3rd '90 17-0ct-90 6.10E-OS 1st '91 10-Apr-91 3.40E-OS 2nd'91 11-Jun-91 8.00E-OS 3rd '91 20-Nov-91 6.SOE-OS 1st '92 22-Apr-92 1.60E-OS 2nd'92 10-Jun-92 1.90E-OS Ra-226 LLD Pb-210 Pb-210 LLD ERROR (uCi/Kg) uCi/Kg {S.OE-08) VALUE {uCi/Kg) ERROR {uCi/Kg) uCi/Kg {1.0E-06) 2.0E-05 5.0E-08 1.50E-04 l.OE-05 l.OE-06 3.0E-06 5.0E-08 1.50E-04 2.0E-05 l.OE-06 3.0E-06 3.0E-06 3.80E-04 4.0E-05 4.0E-05 2.0E-05 5.0E-08 3.68E-03 2.7E-04 l.OE-07 3.0E-06 2.0E-06 7.92E-04 4.0E-06 2.0E-05 7.3E-05 9.0E-08 2.51E-03 3.0E-04 3.0E-04 4.5E-06 2.0E-06 6.88E-04 4.3E-OS 4.0E-05 7.0E-06 4.0E-06 1.20E-03 l.OE-04 4.0E-05 6.3E-06 3.0E-09 1.80E-03 l.OE-04 9.0E-08 l.SE-04 2.0E-07 4.70E-03 7.2E-04 3.0E-07 1.6E-07 3.0E-06 7.07E-04 3.6E-05 3.0E-05 7.0E-06 4.0E-06 4.90E-04 3.0E-05 3.0E-05 2.0E-05 7.0E-06 1.50E-03 l.OE-04 7.0E-05 1.0E-05 4.0E-06 4.14E-03 1.8E-04 3.0E-05 1.0E-05 2.0E-06 1.65E-02 7.0E-04 l.OE-04 2.0E-05 .OE-06 1.70E-03 l.OE-04 l.OE-04 7.0E-05 8 2.20E-03 l.OE-04 l.OE-06 4.0E-05 8 7.SOE-04 5.0E-05 l.OE-06 3.0E-05 08 2.40E-03 l.OE-04 l.OE-06 5.0E-05 -08 2.90E-03 l.OE-04 l.OE-06 3.0E-05 -08 4.30E-03 2.0E-04 l.OE-06 4.0E-05 4.20E-03 l.OE-04 *** 2.0E-05 *** 1.50E-03 l.OE-04 *** 5.0E-OS 1.4E-05 3.50E-03 1.4E-04 2.7E-05 3.0E-05 5.0E-06 2.39E-03 5.0E-05 2.SE-05 2.0E-OS S.OE-08 6.60E-04 3.0E-OS 1.0E-06 1.4E-OS S.OE-08 6.10E-04 3.0E-OS 1.0E-06 l.lE-OS S.OE-06 2.20E-04 l.OE-OS l.OE-06 6.0E-06 2.0E-07 1.20E-04 l.OE-OS 2.0E-07 1.4E-OS S.OE-08 9.10E-04 S.OE-OS l.OE-06 7.0E-06 2.0E-06 3.20E-04 2.0E-OS l.OE-OS 1.0E-05 2.0E-07 2.20E-04 2.0E-OS l.OE-06 3rd'92 10-Jun-92 1.60E-OS 1.8E-OS 3.0E-06 7.60E-04 6.0E-OS 2.0E-OS 1st'93 13-Apr-93 2.60E-OS 2.0E-OS 3.0E-06 3.40E-04 3.0E-OS 2.0E-OS 2nd '93 26-Jun-93 3.00E-OS 1.4E-OS 3.0E-06 O.OOE+OO 3.0E-OS 2.0E-OS 3rd '93 12-0ct-93 3.10E-OS 1.6E-OS 3.0E-06 4.20E-04 6.0E-OS 2.0E-OS 1st '94 11-May-94 2.00E-OS S.OE-06 3.0E-OS 3.90E-04 8.0E-OS 2.0E-04 2nd '94 19-Jul-94 1.7SE-OS 1.7E-06 7.6E-08 1.30E-04 7.8E-06 3.8E-07 3rd'94 28-Nov-94 l.OOE-04 9.0E-06 l.SE-07 2.60E-04 1.2E-OS 7.4E-07 1st'9S 11-Apr-9S 1.70E-OS l.SE-06 1.6E-07 1.60E-04 l.SE-OS 8.1E-07 2nd'9S 06-Jui-9S 6.40E-06 6.0E-07 1.4E-07 4.40E-OS 4.2E-06 7.0E-07 3rd '9S 1S-Nov-9S 2.30E-OS 2.2E-06 1.7E-07 6.60E-OS 9.6E-06 8.3E-07 1st '96 23-Apr-96 4.20E-OS 2.2E-06 1.7E-07 l.OOE-04 6.7E-06 1.8E-07 2nd '96 * 31-Jul-96 3rd '96 14-Nov-96 2.10E-OS 2.0E-06 1.6E-07 1.90E-04 7.3E-06 8.2E-07 1st '97 21-Apr-97 S.SOE-06 4.2E-07 1.4E-07 3.30E-OS 3.9E-06 7.0E-07 3rd'97 OS-Sep-97 S.30E-06 3.2E-07 1.3E-07 1.90E-OS 6.9E-07 6.3E-07 4th '97 20-Nov-97 2.SOE-OS 9.SE-07 S.9E-07 1.30E-04 4.7E-06 1.2E-07 1st'98 23-Mar-98 <7.90E-OS 7.9E-OS 7.9E-OS <3.90E-04 3.9E-04 3.9E-04 2nd '98 16-Jun-98 3.60E-07 1.4E-07 3.3E-08 <1.7E-07 1.7E-07 1.7E-07 4th '98 OS-Nov-98 4.30E-OS l.OE-06 7.6E-08 2.SOE-04 l.OE-OS 3.8E-07 2nd '99 1S-Apr-99 2.40E-OS l.OE-06 1.2E-07 1.70E-04 8.0E-06 6.2E-07 3rd '99 07-Jul-99 2.23E-OS 8.6E-07 1.2E-07 2.30E-04 7.0E-06 S.9E-07 4th '99 02-Dec-99 l.SOE-04 3.0E-06 2.0E-07 1.70E-OS 1.0E-06 l.OE-06 2nd'OO 21-Apr-00 l.OOE-04 2.0E-06 1.2E-07 l.lOE-04 7.0E-06 6.1E-07 2nd'OO 22-Jun-00 1.30E-06 l.OE-07 2.4E-07 2.00E-04 1.0E-OS 1.2E-06 4th '00 21-Dec-00 1.20E-06 9.0E-07 2.4E-07 1.20E-04 3.0E-OS 1.2E-06 1st '01 30-Apr-01 1.80E-06 l.OE-07 1.7E-07 <8.3E-07 N/A 8.3E-07 2nd '01 14-Jun-01 2.60E-06 2.0E-07 9.9E-08 l.lOE-06 2.0E-08 S.OE-07 4th '01 17-Dec-01 2.63E-06 4.6E-OS 1.2E-07 9.40E-OS 3.7E-06 6.0E-07 1st '02 07-May-02 3.SOE-OS 2.2E-06 7.6E-07 1.36E-04 S.6E-06 l.OE-OS 2nd '02 07-Jul-02 4.02E-OS 2.3E-06 7.6E-07 7.04E-OS 4.1E-06 l.OE-OS 4th '02 1S-Dec-02 8.10E-OS 3.9E-06 7.6E-07 2.87E-04 8.SE-06 1.0E-OS 1st '03 21-Mar-03 3.70E-OS 2.6E-06 2.4E-06 2.69E-OS 2.0E-06 3.7E-06 2nd'03 10-Jun-03 1.30E-OS l.OE-06 S.2E-07 <l.OOE-07 l.OE-07 4th '03 20-Nov-03 1.60E-04 1.3E-OS 1.2E-07 1.42E-04 6.4E-06 S.9E-07 1st '04 08-Apr-04 1.40E-04 7.7E-06 l.lE-07 6.10E-06 2.7E-06 S.SE-07 2nd '04 12-Jun-04 6.S1E-OS 3.2E-06 l.SE-07 S.27E-OS 4.9E-06 7.6E-07 4th '04 30-Nov-04 8.40E-OS S.7E-06 3.0E-08 3.39E-04 1.6E-OS 3.0E-07 1st 'OS 21-Apr-OS 1.70E-OS 1.6E-06 1.3E-07 4.SOE-OS 3.SE-06 6.SE-07 2nd'OS 13-Jun-OS 1.SOE-OS 1.6E-06 1.4E-07 7.00E-OS S.1E-06 6.9E-07 4th 'OS 10-Nov-OS 3.80E-OS 2.1E-06 8.6E-10 1.20E-06 4.8E-08 4.3E-10 1st '06 03-Apr-06 l.OOE-04 6.0E-06 S.OE-08 3.30E-04 l.lE-OS l.OE-06 2nd '06 16-Jun-06 3.40E-OS 2.SE-06 S.OE-08 1.37E-04 6.0E-06 l.OE-06 4th '06 28-Nov-06 7.31E-OS 3.20E-06 1.60E-07 2.98E-04 8.SOE-06 8.20E-07 1st '07 30-Mar-07 3.00E-OS 2.20E-06 1.70E-07 3.20E-04 7.90E-06 8.40E-07 2nd '07 1-Jun-07 l.lOE-04 4.60E-06 2.3-07 3.20E-04 l.lOE-OS l.lOE-06 4th '07 23-Nov-07 S.60E-OS S.20E-06 S.OOE-08 6.40E-04 1.90E-OS l.OOE-06 1st '08 22-Apr-08 3.20E-OS 2.30E-06 7.20E-07 2.30E-04 l.SOE-OS l.OOE-06 2nd'08 18-Jun-08 1.2SE-OS 2.20E-06 1.80E-06 S.OOE-OS 3.00E-OS 4.80E-03 4th '08 12-Dec-08 1st '09 28-Apr-09 2.60E-OS 2.90E-06 1.40E-06 3.70E-OS l.SOE-06 2.SOE-OS 2nd '09 17-Jun-09 2.40E-OS 1.40E-06 3.90E-07 3.SOE-OS 7.90E-06 1.30E-OS 4th '09 18-Dec-09 3.1E-OS 2.30E-06 2.1E-04 8.40E-06 *2nd quarter of 1996 San Juan County, Utah, was declared a disaster area due to drought, no samples were collected during this period ENERGY LABORATORIEs_ INC. • 2393 Salt Creek Highway (82801) 'P.O Box 3258 • Casper, WY 826'02 Toll Free 888.235.0515 ' 307.235.0515 • Fax 307.234.16:Jg • casperf/Jlenergy/ab.com • wv,rw.energylab.com ANALYTICAL SUMMARY REPORT January 25, 2010 Denison Mines USA Corp 6425 S Hwy 191 Blanding, UT 84511 Workorder No.: C09120772 Project Name: Late Fall Vegetation Energy Laboratories, Inc. received the following 3 samples for Denison Mines USA Corp on 12/22/2009 for analysis. Sample 10 Client Sample ID C09120772-001 South West C09120772-002 North West -------------------- C09120772-003 North East ---------- -----~ Collect Date Receive Date Matrix Test 12/18/09 10:30 12/22/09 12/18/09 13:1 0 12/22/09 ~··~--------- Vegetation Digestion, Radiochemistry Lead 210 Radium 226 Vegetation Same As Above ------------- 12/18/09 12:15 12/22/09 Vegetation Same As Above As appropriate, any exceptions or problems with the analyses are noted in the Laboratory Analytical Report, the QA/QC Summary Report, or the Case Narrative. If you have any questions regarding these tests results, please call. ENERGY LABORATOR/E~ INC. '2393 Salt Creek Highway (82601) ·P.O. Oox 3258 , Caspet; WV 82802 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1839 • casper@enorgylab.com • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp Late Fall Vegetation C09120772-001 Client Sample ID: South West --------·~----·----------·-.. Analyses RADIONUCUDES-TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Lead 21 o altu Lead 21 o precision (±) altu Lead 210 MDC altu Radium 226 Radium 226 precision (±) Radium 226 MDC Radium 226 altu Radium 226 altu precision (±) Radium 226 altu MDC Report Definitions: RL -Analyte reporting limit. QCL -Quality control limit. Result 2.1E-04 8.4E-06 9.7E-06 205 8.4 9.7 3.1E-05 2.3E-06 6.4E-07 31.1 2.3 0.64 Units uCill<g uCil!1g uCi/i(g pCill<g pCill<g pCilkg uCi/kg uCi/kg uCi/kg pCilkg pCi/kg pCi/kg MDC-Minimum detectable concentration Qualifiers RL Report Date: 01/25/10 Collection Date: 12/18/09 10:30 DateReceived: 12/22/09 Matrix: Vegetation MCU QCL Method Analysis Date I By E909.0M 01/11110 07:30 I dm E909.0M 01/11110 07:30 I dm E909.0M 01/11110 07:30 I dm E909.0M 01/11110 07:30 I dm E909.0M 01111/10 07:30 I dm E909.0M 01111/10 07:30 I dm E903.0 01/12/10 14:47 I Irs E9D3.0 01/12110 14:47 I Irs E903.0 01112110 14:47 I trs E903.0 01112/10 14:47 I trs E903.0 01112110 14:47 I Irs E903.0 01/12110 14:47 I trs ____ ........ --···· MCL-Maximum contaminant level. ND -Not detected at the reporting limit. ENERG V LABOR A TO HIES, INC. • 2393 Salt Creek Highway (82601) • P 0. Box 3258 • Casper, WY 82802 Toll Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • Wl¥w.energylab.com LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp Late Fall Vegetation C09120772-002 Client Sample ID: North West Analyses RADIONUCLIDES ·TOTAL Lead 210 Lead 210 precision(±) Lead 210 MDC Lead 210 altu Lead 210 precision(±) altu Lead 210 MDC altu Radium 226 Radium 226 precision (±) Radium 226 MDC Radium 226 altu Radium 226 altu precision (±) Radium 226 altu MDC Report Definitions: RL -Analyte reporting limit. QCL -Quality control limit. Result 3.0E-04 1.1 E-05 1.2E-05 304 10.8 11.9 5.5E-05 3.5E-06 8.2E-07 54.9 3.5 0.82 MDC -Minimum detectable concentration Units uCi/kg uCi/kg uCilkg pCilkg pCi/kg pCilkg uCi/kg uCi/kg uCi/kg pCilkg pCi/kg pCilkg Qualifiers RL Report Date: 01/25/10 Collection Date: 12118/09 13:10 DateReceived: 12122/09 Matrix: Vegetation 'M-~~,n~•--- MCU QCL Method Analysis Date I By E909.0M 01111/10 07:30 I dm E909.0M 01111/10 07:30 I dm E909.0M 01111/10 07:30 I dm E909.0M 01111/10 07:30 I dm E909.0M 01/11110 07:30 I dm E909.0M 01/11/10 07:30/dm E903.0 01/12/10 14:47 I trs E903.0 01112110 14:47/trs E903.0 01112110 14:47 I trs E903.0 01112110 14:47/ trs E903.0 01112110 14:47 f trs E903.0 01112110 14:47 I trs MCL-Maximum contaminant level. ND-Not detected at the reporting limit. ENERGY LABORATORIES, INC. • 2393 Salt Greek Hi._qhway (82601) ·PO Box 3258 • Gasper, WV 82602 Tb/1 Free 888.235.0515 • 301.235.0515 • Fax 307.234.1639 • casper@energylab.com • wwwenergylab.com ----~--------·------------------ LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines USA Corp Late Fall Vegetation C09120772-003 Client Sample ID: North East Analyses Result RADIONUCLIDES-TOTAL Lead 210 4.8E-04 Lead 210 precision(±) 1.2E-05 Lead 210 MDC 1.1 E-05 Lead 21 0 altu 478 Lead 21 0 precision (±) altu 11.7 Lead 210 MDC altu 11.0 Radium 226 1.7E-04 Radium 226 precision (±) 5.9E-06 Radium 226 MDC 7.6E-07 Radium 226 altu 175 Radium 226 altu precision (±) 5.9 Radium 226 altu MDC 0.76 Units uCi/kg uCi/kg uCilkg pCi/kg pCi/kg pCilkg uCilkg uCi/kg uCill<g pCi/kg pCill<g pCilkg ----·---------··---·-----·-·-·--·-· Report Definitions: RL -Analyte reporting limit. QCL-Quality control limit. MDC-Minimum detectable concentration Report Date: 01/25/10 Collection Date: 12/18/09 12:15 DateReceived: 12/22/09 Matrix: Vegetation MCU Qualifiers RL QCL Method Analysis Date I By E909.0M 01111/10 07:30 I dm E909.0M 01/11110 07:30 I dm E909.0M 0111111 o 07:30 I dm E909.0M 01/11/10 07:30 I dm E909.0M 01/11/10 07:30/dm E909.0M 01/11/10 07:30 I dm E903.0 01112/10 14:47 I trs E903.0 01/12110 14:47 I trs E903.0 01112/10 14:47/ trs E903.0 01/12/10 14:47/trs E903.0 01/12/10 14:47/ trs E903.0 01/12/10 14:47/trs MCL-Maximum contaminant level. ND-Not detected at the reporting limit. ENERGY LABORATORIE~ INC. • 2393 Salt Creek Nigh way (82601) ·PO. Box 3258 • Casper; WV 82602 Toll Hee 888.235.0515 • 307.235.0515 • Fax 307.234.1639 , casper@energylab.com • www.energylab.com r Client: Denison Mines USA Cot·p Project: Late Fall Vegetation I Analyte Method: E903.0 Sample 10: C09120834-002AMS Radium 226 Sample 10: C09120834-002AMSO Radium 226 Sample 10: MB-24797 Radium 226 Radium 226 precision (±) Radium 226 MDC Sample !D: LCS-24797 Radium 226 Method: E909.0M Sample ID: C09120772-003AMS Lead 210 Sample ID: C09120772-003AMSD Lead 210 Sample ID: MB-24797 Lead 210 Lead 210 precision(±) Lead 210 MDC Sample ID: LCS-24797 Lead 210 Qualifiers: RL • Analyte reporting limit. MDC. Minimum detectable concentration ·-------·---·--------~ QA/QC Summary Report Result Units Sample Matrix Spike 0.00046 uCilkg Sample Matrix Spike Duplicate 0.00046 uCi/kg Method Blank 7E-07 uCi/kg 2E-07 uCi/kg 2E-07 uCilkg Laboratory Control Sample 1.7E-05 uCi/kg Sample Matrix Spike 0.00097 uCilkg Sample Matrix Spike Duplicate 0.00083 uCi/kg Method Blank 5E-06 9E-D6 1 E-05 pCilkg pCiiJ<g pCi/kg Laboratory Control Sample 0.00024 pCi/kg Report Date: 01/25/10 Work Order: C09120772 -· -·-· ~I RL %REC Low Limit High Limit RPO RPOL!mit Qual I Batch: R128514 Run: G542M_1 001 06A 01/12/10 14:47 104 70 130 Run: G542M_100106A 01/12/10 14:47 107 70 130 1.4 22.9 Run: G542M 100106A 01/12/10 14:48 - Run: G542M_100106A 01112110 14:48 104 70 130 Batch: R128700 Run: BECKMAN 6100TA_100111A 01/11/10 07:30 119 70 130 Run: BECKMAN 6100TA_100111A 01111110 07:30 85 70 130 16 30 Run: BECKMAN 6100TA_100111A 01/11/10 07:30 u Run: BECKMAN 6100TA_100111A 01/11/10 07:30 82 70 130 ND ·Not detected at the reporting limit. U-Not detected at minimum detectable concentration Chain of Custody and Analytical Request Record Co~ Name: ~ .. L)e,; llitY rJ1L.~ 5 Report Mail Addr7ts: £-p. (/£'~ '{()j .YJ/a{ltL~B .. IA-f_· _ K'i";L!{ Invoice Address: j i( ,, s C"-............__ PLEASE PRINT (Provide as much information as possible.) Project Name, PWS, Permit, ~tJ . I Sample Origin b~ ./1 (/ ~1,)""/-rp/'/ State: (/..I Contact Name: {/ Phone/Fax: Email: thP-~ J2t:.~" lrY 2ZZ I Invoice Contacf & Phone: I Purchase Order: Page _L of _J_ EPNState Compliance: Yes 0 No 0 Sampler: (PIE)ase Print) ~ .. ,,. rl~r~/ Qubte/Bottle Order: s Special Report/Formats: * 1 Contact EU prior to t »nrppeo by: RUSH sample submittal i \ 1'\JS ~\'t."b ~ru 0 A-&8!:1&11 )7@0@ i]j~@lliJ~'jj~[Q) oow D POlVV fWWTP D State: ----0 Other: ___ _ D EDD/EDT(Eiectronic Data) Format: ____ _ 0 LEVEL IV 0 NELAC 0 .... ~om£ crn;:g01 ~ ·ro> o »2 cUJ~ ro g: 0 "'"'> u5'5 ii1 e» O<eC,::I~I~ !.... d52 c.~ GJa..rno""'" ..a >=!._o E!-> -ro , :::l Q)-!:: a:; s z c. <CI rno ~ j;:l UJ ---~ j -........ SAMPLE IDENTIFICATION I Collection I Collection J MATRIX <!:-'-c;f (Name, Location, lnterva_l,_t:ltc.) Date Time 1_, 0 w I 0 <( 1-!--<( w w (/) for charges and · Cooler ID(s): ~ R scheduling-See .RC'A. c Instruction Page "0 c Comments: Recetpl Temp ::l u yt,:j.'T e oc ro c y €51 5 On Ice: !-5 "2 Custody Seal t£i;J .c-Jb_ C1l On BoUle ~~~ f'~i · "0 c On Cooler t./):t. 2 H Intact ~: (J) Signature Match I,SOtAil{(Ai~Y' I!.A·l,~-t1l;o3a.IJ,VI><1xl LJ l __ l I J ! ll j_ ~~ 2 Alum ;~.lv.\c l12-u1-u1· I !3M I 1-v I 'X1 vi I I I I I I ~--I I I ~~ !:Au~;·g,~r r~ 1)2/5' I i-V 111521 r I I IT I n 1-1 ··~··· .. ··---·~-~ " 5 '~ ll9£; ~ (0) rl I : I I I I I I I I I I I I I r1 I II I I I I I I I I I I II~ ! 10 ~~~~n=======~--~==~----~~~=b.~~~--~k=~~~_L~~~~----------~~~)9~222~ custody Signa ure. I Record oaternme: Signature· M~ST be __ !) _ Srgned Return to Client: -~--I 0 L£'5 o;;::::::;::;:r· In certain circumstances, samples submitted to Energy laboratories, Inc. may be subcontracted to other certified laboratories in order to complete the analy This serves as notice of this possibility. All sub-contract data will be clearly notated on your analytical report. Visit our web site at www.energylab.com for additional information, downloadable fee schedule, forms, and links. Energy Laboratories hue Workorder Receipt Checklist lllllllllllllllllllllllllllllllllllllllllllllllllllllll Denison Mines USA Corp Login completed by: Diane Downing Reviewed by: Reviewed Date: Shipping container/cooler in good condition? Custody seals intact on shipping container/cooler? Custody seals intact on sample bottles? Chain of custody present? Chain of custody signed when relinquished and received? Chain of custody agrees with sample labels? Samples in proper container/bottle? Sample containers intact? Sufficient sample volume for indicated test? All samples received within holding time? Containerrremp Blank temperature: Water-VOA vials have zero headspace? Water-pH acceptable upon receipt? Contact and Corrective Action Comments: None Yes 0 Yes 0 Yes D Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 Yes 0 'C Yes 0 Yes D C09120772 Date and Time Received: 12/22/2009 10:45 AM Received by: al No 0 NoD NoD NoD No 0 NoD NoD NoD NoD No 0 No 0 No 0 Carrier name: NDA Not Present D Not Present D Not Present 0 NoVOA vials submitted 0 Not Applicable 0 EN ERG V LABORATORIES, INC, • 2393 Salt Cmek Highway (8260 !) , P. 0 Box 3258 • Cas pet; WY 82602 To!! Free 888.235.0515 • 307.235.0515 • Fax 307.234.1639 • casper@energylab.com • www.energylab.com -----·-·---··----------- CLIENT: Denison Mines USA Corp Date: 25-Jan-10 Project: Late Fall Vegetation CASE NARRATIVE Sample Delivery Group: C09120772 ORIGINAL SAMPLE SUBMITTAL(S) All original sample submittals have been returned with the data package. SAMPLE TEMPERATURE COMPLIANCE: 4°C (±2°C) Temperature of samples received may not be considered properly preserved by accepted standards. Samples that are hand delivered immediately after collection shall be considered acceptable if there is evidence that the chilling process has begun. GROSS ALPHA ANALYSIS Method 900.0 for gross alpha and gross beta is intended as a drinking water method for low TDS waters. Data provided by this method for non potable waters should be viewed as inconsistent. RADON IN AIR ANALYSIS The desired exposure time is 48 hours (2 days). The time delay in returning the canister to the laboratory for processing should be as short as possible to avoid excessive decay. Maximum recommended delay between end of exposure to beginning of counting should not exceed 8 days. SOIUSOLID SAMPLES All samples reported on an as received basis unless otherwise indicated. ATRAZINE, SIMAZINE AND PCB ANALYSIS Data for PCBs, Atrazine and Simazine are reported from EPA 525.2. PCB data reported by ELl reflects the results for seven individual Aroclors. When the results for all seven are ND (not detected), the sample meets EPA compliance criteria for PCB monitoring. SUBCONTRACTING ANALYSIS Subcontracting of sample analyses to an outside laboratory may be required. If so, ENERGY LABORATORIES will utilize its branch laboratories or qualified contract laboratories for this service. Any such laboratories will be indicated within the Laboratory Analytical Report. BRANCH LABORATORY LOCATIONS eli-b-Energy Laboratories, Inc.-Billings, MT eli-g-Energy Laboratories, Inc.-Gillette, WY eli-h-Energy Laboratories, Inc. -Helena, MT eli-r-Energy Laboratories, Inc. -Rapid City, SO eli-t-Energy Laboratories, Inc. -College Station, TX CERTIFICATIONS: USEPA: WY00002, Radiochemical WY00937; FL-DOH NELAC: E87641, Radiochemical E871017; California: 02118CA; Oregon: WY200001; Utah: 3072350515; Virginia: 00057; Washington: C1903 ISO 17025 DISCLAIMER: The results of this Analytical Report relate only to the items submitted for analysis. ENERGY LABORATORIES, INC.-CASPER,WY' certifies that certain method selections contained in this report meet requirements as set forth by the above accrediting authorities. Some results requested by the client may not be covered under these certifications. All analysis data to be submitted for regulatory enforcement should be certified in the sample state of origin. Please verify Ell's certification coverage by visiting www.energylab.com Ell appreciates the opportunity to provide you with this analytical service. For additional information and services visit our web page www.energylab.com. THIS IS THE FINAL PAGE OF THE LABORATORY ANALYTICAL REPORT Attachment G l'rcpared I'm·: SECOND QUARTER RADIONUCLIDE EMISSIONS TEST CONDUCTED AT DENISON MINES CORPORATION NORTH YELLOW CAKE SCRlJBllER YELLOW CAKE DRYER llAGHOUSE BLANDING, lJT AH August 18-19,2009 by: TETCO 391 East 620 South American Fork, lJT 84003 l'honc (801) 492-9106 Fax (801) 492-9107 fax Denison Mines Corporation 6425 S Hwy 91 lllandiug, Utah 84511 Date of Report: October 23, 2009 CERTIFICATION OF REPORT INTEGRITY Technical Emissions Testing Company (TETCO) certifies that this report represents the truth as well as can be derived by the methods employed. Every effort was made to obtain accurate and representative data and to comply with procedures set forth in the Federal Register. Joseph Kitchen Reviewer: ; ,fcJ,' 1 I, Date: ____ -+'<A2c....·_,·z~ .. ,,L,_· -'C._,"_,_· I_. Dean A. Kitchen Reviewer: _____ ~·~"'~""'"'><""~"'---'C/"'-,,L~'-...k~=-- Date: ________ -L/-=t?'-":?~2'-----~-V::___L__l ii TABLE OF CONTENTS Introduction Test Purpose ............................................................ I Test Location and Type of Process .......................................... I Test Dates .............................................................. I Pollutants Tested and Methods Applied ...................................... I Test Participants ......................................................... 2 Deviations From EPA Methods ............................................. 2 Quality Assurance ....................................................... 2 Summary of Results Emission Results ........................................................ 3 Process Data ............................................................ 3 Description of Collected Samples ........................................... 3 Discussion of Errors or Irregularities ......................................... 3 Percent lsokinetics ....................................................... 4 Source Operation Process Control Devices Operation .......................................... 5 Process Representativeness ................................................ 5 Sampling and Analysis Procedures Sampling Port Location ................................................... 6 Sampling Point Location .................................................. 6 Sampling Train Description ................................................ 6 Sampling and Analytical Procedures ......................................... 7 Quality Assurance ....................................................... 7 Appendices A: Complete Results and Sample Calculations B: Raw Field Data C: Laboratory Data and Chain of Custody D: Raw Production Data h: Calibration Procedures and Results F: Related Correspondence iii Table I II Ill IV v Figure LIST OF TABLES Measured Radionuclidc Emissions .......................................... 3 Percent lsokinetics ....................................................... 4 Sampling Point Location .................................................. 6 Complete Results, North Yellow Cake Scrubber ...................... Appendix A Complete Results, Yellow Cake Dryer Baghouse ...................... Appendix A LIST OF FIGURES 1 Facility Schematic Representation North Yellow Cake Scrubber .......... Appendix D 2 Facility Schematic Representation Yellow Cake Dryer Baghouse ......... Appendix D 3 Schematic of Method 5/114 Sampling Train .......................... Appendix E iv INTRODUCTION Test Purpose This test project was conducted to determine the total radionuclide emissions li·om the North Yellow Cake Scrubber and the Yellow Cake Dryer Baghouse exhausts in terms of Curies per dry standard cubic f(lot (Ci/dscl). Test Location and Type of Pt·ocess Denison Mines (USA) Corporation is located about 5 miles south of Blanding, Utah. Uranium ore is processed into yellow cake, which is shipped to other facilities fi.lt' additional processing. There arc two yellow cake dryers with individual scrubbers. Both dryer enclosures discharge into the Dryer Baghouse. The Packaging enclosure also discharges into the Dryer Baghousc. The North Yell ow Cake (NYC) dtyer was the only operating dryer at the time of the test. The South Yellow Cake Dryer is currently not operational. The Grizzly Bnghouse serve as the main dust control device fiJr the raw ore unloading and conveying to the processing building. Stack schematics are shown as Figures 1 and 2 in Appendix D. Test Dates One test mn was completed on the NYC Dryer August 18, 2009 and one run on August 19'". One run was completed on the Dryer Baghouse August 18, 2009. l'ollutants Tested and Methods Applied The tests were a determination of radionuclide emissions in accordance with EPA Method 5/114. Test run tillers and front wash residues were sent to Test America located in Richland, Washington for radionuclide analysis. Test Participants Test Facility State Agency TETCO Ryan Palmer None Doug Olsen .Joseph Kitchen Deviations From EPA Methods None Quality Assurance Mike McNamara Testing procedures and sample recovery techniques were according to those outlined in the Federal Register and the Qualify Assurance Handbookfor Air Pollution Measurement Systems. 2 SUMMARY OF RESULTS Emission Rcsnlts Table I presents the findings of the test in Curies per dry standard cubic foot. Tables IV-VI in Appendix A have more detailed information. North Yellow Cake Yell ow Cake Dryer Run # Scrubber Baghousc ~-----.------~----~,------- 1.996E+02 1.290F. +07 9.157E+01 1.234E+07 2 4.863E+02 2.842E+07 AVE 3.4301l+02 2.0661':+07 Process Oata The process was operated according to standard procedures. All pertinent process data was available for recording by agency personnel. Scmbber water tlow, pressure drop readings (Ap) were recorded and are found in Appendix D. The Dryer Baghousc pressure drop readings (1\p) were recorded and arc found on the test run sheets. Production data will be submitted by Denison Mines. Description of Collected Samples The test filters for the North Yellow Cake Scrubber were heavily covered with a while or pinkish white colored particulate. The tl·ont washes were clear in appearance. The test filters for the Yell ow Cake Dryer Baghouse were lightly colored with a tan colored particulate. The ti·ont wash was clear in appearance. Discussion of Ermrs or Irreguhwities None 3 i'crccnt Isol<inetic Sampling Each of the tests were isokinctic within the'" I 0% of I OO'Y., criterion specified in the Federal Register. They also meet the Utah State Department of Environmental Quality, Division of Air Quality specification of isokinetic sampling point by point. lsokinetic values tor each test run are presented in Table II. Run II 2 North Yell ow Cake Yell ow Cake Dryer Scrubber 91 104 4 98 SOURCE OPERATION Process Control Devices Operation All process control devices were operated normally. Recorded scrubber water flow, pressure and baghouse Lip readings were recorded and are found on the test run sheets or in Appendix D. Process Rcpt·cscntativeness The facility was operated normally. Production data was retained by Denison Mines. 5 SAMPLING AND ANALYSIS PROCEDURES Sampling Port Location The inside diameter of the North Y eli ow Cake Scrubber stack is 18.0 inches. The two, f(lllr-inch diameter sample port arc located 6.3 diameters (9.5 feet) downstream fl·om the last disturbance and 6.3 diameters (9.5 feet) upstreamli·mn the next disturbance. Figure 1 in Appendix Dis a schematic of the stack. The inside diameter of the Yellow Cake Dryer Baghouse stack is 16.0 inches. The two, l(mr-inch diameter sample ports are located 28.38 diameters ( 454 inches) downstream fi·om the last disturbance and 3.56 diameters (57 inches) upstream from the next disturbance. The sample port locations are depicted in Figure 2 in Appendix D. Sampling Point Location Table III shows the distance of each sampling point ti'om the inside wall according to EPA Method I. Each point is marked and identified with a wrapping of glass tape and numbered. These points are determined by measuring the distance ti·01n the inside wall. Sample Point 0.58 0.70 2 1.89 2.34 3 3.49 4.74 4 5.81 11.26 5 12.19 13.66 6 14.51 15.30 7 Sampling Train DcsCI'iption To determine the actual emission rates for this stack, 40 CFR 60, Appendix A, Methods 1-5/1 14 were f(lliowed. All sampling trains were made of inert materials, (Teflon, stainless steel and glass) to prevent interference of the sampled gas and particulate. 6 The stack analyzers used to conduct Methods 1-51114 are constructed to meet the speci lications outlined in the CFR. The temperature sensors are K-type thermocouples. Heater, vacuum and pilot line connections have been designed to be interchangeable with all units used by the tester. A 316 stainless steel probe liner was used f{lr the tests. Figure 4 in Appendix E is a sketch of the Methods 51114 sampling train. Sample boxes were prepared for testing by following the prescribed procedures outlined in Methods 5/114. Sampling and Analytical Procedures All sampling and analytical test procedures were as specified in 40 CFR 60, Appendix /\, Methods 5/114. Quality Assurance All equipment set-up, sampling procedures, sample recovery and equipment calibrations were carried out according to the procedures specified in 40 CFR 60 and the Qualitv Assurance Handbook.fiJr Air Pollution Measurement Systems. 7 APPENDIX A: Complete Results and Sample Calculations B: Raw Field Data C: Laboratory Data and Chain of Custody D: Raw Production Data E: Calibration Procedures and Results F: Related Correspondence 8 APPENDIX A Table IV Complete Results, North Yellow Cake Scrubber Table V Complete Results, Yellow Cake Dryer Baghouse Nomenclature Sample Equations II. TABLE IV NYC Scrubber COMI'Ll':I'E RESULTS DENISON MINES CORPORATION, BLANDING, UTAH NORTH YELLOWCAKE SCRUBBER c:XHAUST Symbol Description Dimensions j\un ff I Run_.l!_:l Date 8118/09 8/19109 Filter II 534315350 5351 Begin lime Test Bc~:an 8:24 7:30 End Time T~st Emkd 18:51 15:41 Pbm Mdcr Bammctrw l'rC$surc ln.l!g. Ab 24.50 24.45 AH Orifice Pre~surc Dro11 ln.llp 0.757 0.813 y Mcll~r Calibmtion Y Factor dimcnsionkss I .000 I .000 Vm Volume G<1~ Samplcd--Mdcr Comlitions cr 290.903 301.:i 14 ·r," Avg Ml~krTcn•pcmturc "F 87.1 86.7 ,j11p Sq Root Velocity Head R1lol ln. II/) 0.2374 0.2123 Wfwc Weight Water Co!lcclcd Grams 837.2 887.0 Tt Duratiou of Tc~t Minutes 480 480 C1, !'ito\ Tube Cllcll\cicnt l>imcu~in11kss 0.84 0.84 Dn Noulc Dinlllclcr lud1cs 0.3985 0.3985 co, YohuHC% C:uhon Dioxide Pc1Ccnl 3.40 3.60 o, Volume% Oxygcu Percent 14.70 14.70 N2 &CO Volume% Nitrogcn and Cnrlmn Mo1wxidc l'cn:cnt s I. 90 81.70 Vm~td Vohunc G·o-> Sam['le•l (S!and;wd) dscf 230.413 238.545 Vw Volume W;~tcr V;tpor sd· 39.474 41.822 Bws (m~asur~d) Ft ad ion II/) in St:wk G<1s (Mc~surcd) Fr~ctwn 0.146 0.149 Bw s (~atnratcd) Fraction I llJ in St;tck (Ins (Sntmatcd) Fraction 0.136 0.126 Bws Fn1clion II/) in Stack Gas * Frartion 0.136 0.126 x, Fmction nf Dty Gas haclion 0.864 0.874 Mt~ Molecular Wt. Dty Gas lhilhmol 29.13 29.16 M, Molecular WI. Slack (;a~ lh/lbnwl 27.62 27.76 %I Percent !sokittctic Perren! 90.9 I 04.1 AVG Ts Avg Stack Temperature "F 118.7 115.8 117.3 As St<tck Cross Scctinnal Arua Sq_ F1. 1.767 1.767 Po Stnck Static Pressure '" ll_,() -0.040 -0.040 Pbp Sample I'm I ll<tnunctric l'rcssurc '" l·lg. Abs 24.43 24.38 r, Stack l'r..:s~mc h1. llg. Abs 24.427 24.377 Q, St~tck Cins V !llttflltl ric Flow I~ ate (Sid) dscfm 1.08E+03 9.74EHl2 1.03E+03 Q, Stack G<tS Vlllumctric H<lW J~ahl (A(.\ual) cfin 1.67E 1-03 1.49E+03 1.58E+03 v, Velocity of Stm:k Ga~ rpm 9.47EH12 8.44E+02 8.96E+02 Curies Hadionucl1dcs per sample pCi 4.600E+04 I.J60E+05 Crad ( 'onan1ratl()n of l~adionuclidcs p('i/dsd 1.996E+02 4.863El 02 3.4JOE+02 ERrad Fmi~siu11 Hate orRadionnclidcs pCilhr 1.290E+07 2.842E+07 2.0i>6E+07 * lflhc measured moisture t:on!cnt is greater than the ~aturatcd moisture level (supcrsatma!cd), the saturated moisture value will he used in nH calculations (40 CFR 60, Method 4, Section I 2.1.1). Symbol Date Filter II Begin End Pbrn Ml y Vm 'I'm ..Ji\P Wtwc T1 Cv Dn co, o, N2 & CO Vmstd Vw Bws x" M, M~ %1 Ts As Po Pb11 P, Q, Q, V, Curies Crad ERrad TABLE V COMPLETE RESULTS, PM DENISON MINES CORPORATION YELLOW CAKE DRYER BAGHOUSE Description Dimensions Run Ill Dare 8118/09 5345 TinlC Tbl IJcg~n I 0:15 Time Tc::;l Ended 12:17 Mct~r Bnromctric Pr~ssurc In_ 1 lg_ Ahs 24.50 On!icc P1cs~urc Dwp ln. H"O 1.457 Meter Calihra1ion Y F:~Cl<ll' dilllCIISi(liiiCSS 1.003 Vuhunu Gali Sampkd--Mcl<.'r Conditious cf 92.983 Avg Mc!cr Tcmpcr:llmc "F 85.7 S11 Root Velocity I k:;ld Roolln. H)O 0.5448 Weight Wa!Cr Colkcicd Gmms 8.8 Dumtion of Test Mmuws 120 l'itDt Tube Cucnicicnt Dimensionless 0.84 Nozzle Dinmdcr Inches 0.2685 Vohml<'% Carbull Diolxidc Percent 0.00 Volume% Oxyg,·n Percent 20.90 Volunw% Nilmgcn :.nd Carhu11 Monoxid<~ l'crccnt 79.10 Volume Oa~ Sampled {Standard) d$C!' 74.219 Volume Wakr Vapm scf 0.415 l· mct!Onl-J/) in Stack G~~ f'r~clion 0.006 Fral'tion of D1y ()as Fraction 0.994 Mokc.ulnr Wt. n,y(ias lb/lhmol 28.84 MokculnrWt. S!at.k Gns lb/lbmol 28.78 Pcn;cut ls(lkiuctic Percent 97.8 /\vg Stack Tcn1pcmturc ''F 96.4 Stack Cms~ Scctionnl/\rcn Sq. F1 1.396 Stack Static Pressure ln. !MJ -0.27 Smuplc l'urt Bawn1c11ic Pressure ln. !-lg. t\hs 24.43 Stack Pressure I" Hr,.AIH 24.410 Slack Gas Vohuudric Flow Rate (Std) dsdm 2.25EHl3 Stack Gas Volumctril' Flow Rntc (Actnnl) c!ln 2.92[-1·03 Velocity of Stack Gns fpm 2.09E 103 Jladionudidcs per sat11plc pCi 6.796E+03 Conccntmt1on of Radionuc.hdcs pCi/dscf 9.157E+OI Emission Rate ofl~adionudidcs pCiihr 1.234E+07 Dryer tl-lghOIISC %1 = percent isokinetic, percent A,= stack cross-sectional area (ft3) A Si\P = see -J i\P M5 Nomenclature Btu= unit heat value (British thermal unit) Bws = fraction of water in stack gas Cn = concentration of particulate matter, back half(gr/dscf,lb/dscf, etc.) C,.= concentration of particulate matter, ti-ont half(gr/dsct;lb/dscf, etc.) C concentration of metals (PI)Il1, qg/fl3, etc.) atomic symbol re1'laces umetal 11 mdal::::: r- CO, = percent carbon dioxide in the stack gas c, = pitot tube coefficient (0.84) C -species symbol rCJ)Iaces x. X (avg,)- Cx (cotrJ = actual gas concentration corrected to required percent 0 2 i\H = orifice pressure drop (inches H20) I'>H@ = orifice pressure (inches H20) i\P = stack Jlow pressure differential (inches H,O) D, = diameter of the stack (feet) D, = nozzle diameter (inches) EA = percent excess air ERn= emission rate of back half particulate (lb/hr) ERF = emission rate of front half particulate (lb/hr) ERmml3tu = emission rate per mmBtu or ton of fuel etc. ERx = emission rate of compound which replaces x k-tact = multiplier of test point i\P to determine test point i\H L = length of rectangular stack (inches) mBtu = thousand Btu Md = molecular weight of stack gas, dry basis (lb/lb-mol) MF = mass of particulate on filter (mg) Mr1• = mass of particulate matter on filter and probe (mg) mmBtu = million Btu Mp = mass of particulate matter in probe (mg) M, = molecular weight of stack gas, wet basis (g/gmol) N2 = percent nitrogen in the stack gas 0 2 = percent oxygen in the stack gas -Jt.P = average of the square roots of AI' (may also be referred to as ASi\P) Ph,= absolute barometric pressure at the dry gas meter (inches Hg) Pbr = absolute barometric pressure at the sample location (inches Hg) 1'0 = stack static pressure (inches H20) P, = absolute stack pressure (inches Hg) P,1" = absolute pressure at standard conditions (29.92 inches 1-lg.) 0 = time of test (minutes) Oa = stack gas volumetric flow rate (acfm) Os = stack gas volumetric tlow rate ( dscfm) Ow= wet stack gas std. volumetric flow (ft1/min, wscfm) Ts = stack temperature (°F) Twt = absolute temperature at standard conditions (528°R) Tt= seeO M5 Nomenclature 11m= mean molecular speed (cm/s) Vm = sample volume (ft3) at meter conditions Vm<~d = volume standard (dscf), sample volume adjusted to 68"F and 29.92 inches Hg. V, = velocity of stack gas (fpm) V we= volume water vapor (set) at 68°f' and 29.92 inches Hg. W =Width of rectangular stack (inches) Wtw, = weight of the condensed water collected (grams) xd = fraction of dry gas Y = meter calibration Y -factor (dimensionless) Method 5 %1 ~ Vm,"1 • (T, + 460) • I 039 I (0 • V, • P, • X"· 0,2) ' A,"' (Ds-I 4) • 1t Bws = Vw I (Yms!d +Vw) C8 = Mn • 0.01543 I Vm,"1 Cr= Mr.., • 0.01543 I Vm," Cx (mn) "' Cx("v") • (20.9-desired %02) I (20.9-actual %02) D," ~ 2 • L • W I (L + W) D""" = '-1{0.0269 • (Pb, + 0.0735) I [(T, + 460) • c.., • X" • <i[(T, + 460) • M,) I (P, • AI')]) EA = (%02 -0.5 %CO) I [0.264 %N2 -(%02 -0.5 %CO)] ER13 = Cn • Q, • 0.00857 ERF = Cr • Q, • 0.00857 ER"'"'""' ~ ERx I (mmBtu I hr) K-iitcl = 846.72 • Dn4 • Ml@ • C..,2 • X} • M" • P, • (T,., + 460) I [M, • (T, + 460) • (Pb, +All I 13.6)1 M" = C02 • 0.44 + 0 2 • 0.32 + N2 •0.28 M, = (M" • X")+ ( 18 • BwJ P,= Pb..,+(Pcl 13.6) Oa = Ys' As Q, = Qa • Xd • Ps • T"" I [(Ts + 460) • P, .. .J Ow= Q, I X" Vm,," = Vm • Y • T"" • (Pb, + AH I 13.6) I[!'"" • (T,, + 460)] V, = 85.49 • 60 • Cp • <itJ.P • ·~ [(T, + 460) I (1', • Ms)] Yw,'" Wtw0 •0.04715 XJ :-:::: I -Bws APPENDIX B North Yell ow Cake Scrubber Preliminary V clocity Traverse and Sampling Point Location Data Particulate Field Data Yell ow Cake Dryer Bughouse Preliminary Velocity Traverse and Sampling Point Location Data Particulate Field Data B North Yellow Cake Dryer Scrubber PrelimS pts blank Fctci!ity Denison Mines Stack Identification North Yellow Cake Scrubber -- Date I llarometric Pressul'e Ph111 in I lg PbP in 1-ig N '0 Static Pressure (Pc) in H,O Estimated Moisture (Bw~) % Sample Height from Ground feet ·-- A Comments: St\ld Dia 18 Rctt·rcn(·l.' 0 Ports nrc 9.5' llpstlcam from next d1sturlmncc Pol'ls :Hl~ 9.5' l)ownstlcam !hm1 !nst disturbance Traverse Percent Dish• nee From: I'orts Point I>iamcter II) Reference A B c J) E ·-c-F I 3.2 0.58 11.58 2 10.5 1.89 1.89 l 19.4 3.49 3.49 4 .l2.J 5.81 5.81 5 67.7 12.19 12.19 6 80.6 14.51 14 . .11 7 89.5 16.11 16.11 8 96.8 17.42 17.42 .. - Averages: T , ___ _ LIP --- ----- i ~"'i ,; "j \ li '""\ Fie;d D.m Sh,'<:l ---.-,,,,-7;:}> TE;~~,, ""5L4-,,,,1_,(2 ?I :Jr.! -'C'-"'f'"'-CjCC:.:"; f);:tc Lo::::.t:•O'l ?\'on;-J1'}cliowcake 0(ver S;::rubber 0po;oc W'=') t N 8 ~~· \,) · 'j 'I · ·CJ· ·1 , 1'"···~,,~~ Tu-e I DCM j 6P ol.H·-,..~· _;!''--~~ T:::~::-c·Nuoc~ ,, i DG\iT~r·l?(:, .. l ~ Clook "''' (5) if " I •'' I D"d Aowcl II , , I ''"' T I P;ooc ",;,c. 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Tot::.: A~tra~.: ,,,~,"~-~:; 11··-···-II ii I ll ,,-------l,-----],-------1-If-1---, ·-,. 'I II I [; I I--I I ! I; II /H i I I i\ I hlc: R3:~ Q.(,)i) I~H,oJ. '2.0 'ka:.::r Col!e~td ________ _ 1";;7·¢ S::.rnp:d ;r;u; Ro:::va::w K"' 2T.,. J...:o-:@T,., "-.. <} i t~l c 0 ~~ .:~ 8 ~-!-· ll) w 0 0 " '" "i? ~ -J ~~ -----·~·------- ()., T " ~ ~~ d '" ~ t ., 0 0 ~ ~ --·-···-·--''-' -"c.-"1 " _,:) .(_J i~ "' 73 8 '" " .::: 0 I) () 0 . ~) (). .t) () ~ "\ \\ . 1-+-+--1--1-----.... ~- \ '? u-1 Field Data Sh:;et P!am· Denisol). Mines I I Oat:::: S: .z 0 · 0'7 Tr~v::I'S<' Time DGM >P j,H ;-nH,O; Potn: Clock Min(O) ;;,·, ''"H:<l, Desired A ow~ ~ ··F>D 0 tf1't-"\O) .o'iV :1-l .... IS <{!(1. b \ -o-4] 1-i: -1\i 30 'jq(y) :f<j or.() . <t<c .-'~ t{<:; I Go5-P/DV . o'-t\1 ~7 ·f';, &u G I 4 .'if 1''" .oW ~' . -r" 3 • fji.G 3 1-s :;z.~.ot'l-·Otf4 ·'1iD ·<oo 4 '76 ,,,_,1-t.. .o)<; "'k -q~ 4 Ia) G'l'?-SI< ·0>7 ·ct& ·"ill 5 i2o <5Vn:, . o'/1 _, .. • '1"-'f -'hi 5 1}) . G'/7fl'63" /{)(;[) .. ea; ~'1 t 6 ,.,, I .;·:n.~-z.. ·o..U, -'iii?-,fl,... 6 /&) <A1·t.Y., .(.1-1{ .-YZ, />-.';; 7 {jj-6 tftZ. •v~ •D'·{'t '~ • ;-'> -"'r~ 7 I!"<"" !,ct.L,"').'V -oJ.b ').I .. , ::;-\ 8 2,.{(.; (p((>. \Jl.') .o•n .-:,.; • :.y'J..., .a-t{) '• """ >~s:TETCO I Sampl:; !3o:-.: ,.4 ·-, . _____ .J Loc<ttion: NortJ())llowcake Dryer Scrubber Operator: ~""' V;>:~um 1 cmp;:raturcs t<> ini4'1 Stad: (T,J Probe f't<:«:O~: Filter Et1luent 1---i.JU t-li'i H"\ -z.:w r.o ~ i[{j -z-&s O{~ .z,'-i.lv 7''-\ '2., !~) 1'1.-lut-v,o t~r lq'-\ 14l i /'I, t:--1.'-j-v;~7 -z..t. .,., ?5_ t1 f{V -z..v..~ 'lk\, ~(vc ;,-r ) i{<-! t~1-1,..U>'"'\ -z-v-z-S"'ir { /) /blP .z..C,'? '2. 1'V 'J..~\ <;'t !, ! ! f '1.-:>\, <V\;(, 1\aJ S'( --r lJf. 7~,.;.,) .....,.:.;ot;\ 'Z. ::>. l >':' l y i (t) -10 1.tot-{), -~ 1), + I ''1.v -1,.'..-P. 7 1 ""~"' 1).:;1-; 51' "'-r ;1.-) .z;-\b 1.51 1-~vt ~ 12. T 1~1/ 1,'7?-'7 ~\ 2-(. t> 5' 'I Hl tS"' 'Vt,\.-t~O ;s <!j \ L\.1 'VS'!o '1'-'"1 17vV; o/VI DG/I.!Tcmp(T,,l Out '" -.ro -ri =i-5 -;ry ~D 6'-f '?J( ?15' '3'7 Zf-1"' ~?... "{IP <t? ){_--:}- '77 vy ~? %7- 'it-'o{ t;,'l/ 'il?r c,~ \', ~,;.. .;;;V <(,~ '1'L <{f 'i\) '3'..\' Pagc_l_or_L Run#~ t "0 N A Stack Oiam~t<:r __ 18"__ Pert Reference _0_0" ?or.s :He 9.5' lJpstn:am from next disturb;,nc.:- Ports an:: 9.5' Downstream from last disturbance Assumed Moisture 4-13 % Pwb' 1 ~(,--Cp~ Nonie Calibration ~~-""/"ii AvgD~ ~3')~ Gas Ba<• C. ..-(;'-1 , ' Console C Y~Factor ! ·o o:J D.H@ \ -~z.-\in H:0 Barometric Preswes . ~""~ ...,~.v L:: . Pb," --.L~7r------w Hg Pb" 'lt{ • t, t{ in H~ z.-z; r.j \).''i ji ·1-! ~ il&. i..'F 2-~Z. ?J I &f... <t7 -?11' 8 • 7"~ If:.,~ zeta (./~'S·1Di t =:Jjil:)~jz'fojj:.~a--fDijCJ j I j'j I P,:-o.o'-f ,,,,:o Ok""' - Total Averag;: (";:.rr.meol\1 * i & '-I"'""'>' l ,ft.fq,'l,P\ \ i f"·· \ Yv/[. ! ' ., ;q.-:-?·'"' I II I ___ I ' < (...\1\0,!.-,j'( LroJ: Check Pre Post fr'!rnor. {) • 0 C "'\. o-oo{, .,_ __!f£_ PnmR~:~O.oU 1., H:O • Z.. \ Wat::r Colkct..:d g Time Sampkd mw R~::vkw K -r~.cr,~ K= @T,, t ' e::; -~ ~ i I ' Fidd D:lla She::t TETCO ) Filt« S$5<:-s I jCJ ' amp<:; Box ' -¥ Plant· -"-"7="-'r= Date: -£,!-<.U+t;_;+ Local!on: ·er Scrubber Operator: --f"'"---' Tr~wr-;~ Time DGM 6P j.H l"'"'c; V~cu~m Temp::ratures r·f, DGM Temp (T.,) f'cim Clock Min (B) ,,.', ("'"''" Desired Actual '"'"") Stack (T,) Probe i'rv..""O"t Filler Effiuem Out ln 1 ii>il ~'io (p'Z.f-51;-i .o}5" ./it-·~'--1/ i04 '2."'-?l '/,v '7-?f, [,f <;;t-'75-i + I N Pag<: ~or_& Run# 'Z-- Bo A 1 ''z;;-51 /d':;t;.'J-11 .df' ,!J ~ "\lb v lc8 rvl,') t.J.."<-1.50 ';'::I-<;; 1.--4<; Stack Diameter_! 8" __ PottRcference ~0.0" 2 270 t;'\:-,.~V,I ·~>~ .{,..( ·~~ :> /OYf 2.'/V 1bt,. '/).i'f ~(,( ;?~ '6~)' Pon:s are 2 z_'{-, <i':>?-t;~ ·0*' .!,'I -(,'{ "'7 ir;,q Z,\o} "~ok"? us 50 ~'{ ',5'( Ports are 3 :,c.<> 1.\.>t·~l'l .o)':t.!& ·W ':>it? 1)J'f U'L t-0<i{,; <?;')l.c,.q 3 :,i5' lo?.-\-116 -u-tc .·:vt ·'-i-1 t{ 101 J-~" 'ili1 ?h\o ;.Jf/ ~0 '"'D 4 .,_,-,0 I?O-OM; O"b ·tO ."tv 1.-i l'f>"J ~V\ ~·s,·~.-,uz-ro-s, <ct01/ 4 "'",. t~'l'"l·'~?7 o'-iD -~0 ·w.... c; 1-1.X 1..'5\ '1.?5 .z.-,s ,~o ~ '"1:7. s )£.0 iP'fu-·'6~5" ·oS) . .qq ·<l<t i.P lv\ 0'5'"' UD "Z'-~l &D '11'6' '1'"f s HS -1-o"i ."''-1? ·o.~-'7 ·"<"i ·•'H & l u) ;, "W-1 "/,c;'c; l<Jc C::::'-h 7i '"J "'~:, 6 '3"iO jF}.f:"i{ -OkO j-o'if i·b'l 1--\1-r" -z...Z.'11-"';'f2-4D 3"'1 ~'1 "'ff 6 'it.>~ -r:?D-WI) o:>\? f-ee l·~;) '""( IV. ..-~,..,~ 1.Sl1..6'1:\ 510 'if> q;. 7 t.fiiO ~\-'1.?.\ oS .q..; _,..-\ t II'"\ i.-S"t 2-1.!--Z.\1"1 ~ -r "'· '\'.J- 7 :.iS{ 1"51-'LIS\. rq-i' .<6\J -'({, '1) 1\\o ·z:~O 1,$-1 ljr"::> .. '?'6 "I" 'fo a v~.5o -:.fA"' ?t o'i c,> <,;\ y it.f t/'1\ 1.rS1 Z.$"'\ ?75 v,z., t'lX" a <4~5 '1-1-0-<?·t.'-·r;Sv AD '"'•b '7( '1/7 '< t.\1 1.~ 1-~D (QU "',-, 'i'l /5:'\i qqo %0-1-'i;:j- ' ! J Total • 1 l (/W~""I];' J~t-1A'S ~o\.Gr'{ ' ' Nr ,,<{ \). "f"\ "''.I.' 't,;\.1./) /?(~ .. o'"V v:(..,N' -_,. -~ r~\? ;,1~ "s [/ ·~ • "'6 :;ss-o ....- ' r ..-L o~· .-r Average c"'"'"~n:s •' I • 4t fte.-.., r.\.-1-vf .. [>4,'1'1\ ?iq· \ £!.{"1-so\ ' ~ Upstrc3m from next dtsturbance 9B Do\mY.rt:am from la.sl disturbance Assumed Moisture 4-13 % Prot>=: z -:t·& Cp~ Nozzle Cahbration ... ~_<'72' 3''ij ~ ·'"'"~ Avg D., -"' 1<.7 "fnches Gas B:~,g r=-o~ Console S Y-Factor -----r:c: C; D :\H@ f.Sz~nH::.O Barometric press~~ Pb 1.,.-"'/. ~:;? in HQ Pbmzrr~-inH: "-----··~ - P,, -0 . 0 -~ in H::.O L~Ch,o,;;k Pre Po't o·oo'f ~ li'rn11n C;. CO ? ·;:.c m Hg ----l.S- p,:c: R:lt~ lnE,O ().oo • Zl c'-00 ~ \\'atcr Collecto!d 'bb 7 t! Time Sampled !.{ $' D ~1n Review K· K"" @T~ @T,.. Yell ow Cake Dryer Baghouse ,1 " 0 "' I ' 01 ~0 ,;: I ~ • ...1 6l '.> 8 -~ !-<~ w 1- ~i \ii "' b 0 ~ " " w-Q "' v " § c " :s .. _ z " ,, ~ i5 'ij " ~ g " " ro I g ~ 0 " -~ " ,, "' "' c '6 E u ~ E 0 E "' 0 E "' ~ ~~ ~ ~ I e. 0 " 0 ::?: "" '0 I " 2 '" ro _g " ~ e •( ~ '.> " • " c " 0 0 ~ c ~~I c;, '" 00 :r; " " \'-'l .!: .!: _:; fl .. ~I (0 rl --~ Yi 0 " £ ~'.f\ ~~.,. r ~\ fj \"" " " Jl '-·-0. "' rf 1 ~~~~~ ~~d ~ ij • §--,.; ~ " ' -'l .:;{ 00 p. a.. "- ~~ 0 on •o Q " • ~ I ~f> "' '' ~ > 3 " ~ 4 0 ~~ u ,:. Q t' ~~~1 o ot 0 \.; 0'> -.,10 ~ oJ~ d:? 0 '"' ,'() " f' i1 0 § £ :~ " ~ 2 ..;; " -+-r- "' '" .. '~ \ -~ r-;I J '" -· .. j ,,.., (f "' -· -. ~I -~? ~·I \::: ,,. r; .. :. Si '>,.. (l) ,~ ()() ·~ ,,, "" IT '" ~-~ '" J ...J> • f ,. ;f. ,') "' cr , .. tr" \. t-r\ ,-\ -· .• -· i~<l> ... ~ ~ ~;~ ....... (.~ ... . ,([ <1 IT " ~(\ \) 3 \) il ~» ii~ ... t{l 1./'J "' ~ 3~~~·-i North Yellow Cake Scrubber Sample Recovery Gas Analysis Data (ORSAT) Yell ow Cake Dryer Baghouse Sample Recovery Gas Analysis Data (Ambient) Chain of Custody Lab Analysis APPENDIX C c North Yellow Cake Dryer Scrubber METHOD 5 Facility: Denison Mine Date: ______ _ Stack Identification: .:_N,_,Y_:C:__ ______________ _ IMP INGEll:! Pinal (g) Initial (g) Net (gl Final (g) Initial (g) Ncttg) Run: ..L drop out ' q;'). '> .5(,(. '-1 '?''I\.<) Run: drop out ' '15"1·'1 hLeS. \ j''l•f. y Run: ..L drop out Sample Box: A/-:s hnpmgcr Number 2 I 3 I 4 I 5 6 lnitial Volume of liquid (H20) in impingcrs, (ml) ··-·· I too I too I ' ' ' ' '· i y:>!>-5'' ·:vtf>.& '}/ t:. 7' (,Ill.(\ 'lsYC SUI (,Sl.lo /,'f3 .(, (,of., . ~ ... 'ln. .. "' . ') 1'.1-•"\ l.o'Vf--1 '1-t-3-5 1-t fv Totaltg) S ·~ 1·. (__ ===== Sample Box: A /I lmpmgcr Number 2 .l..l.4..1 5 Initial Vo!tunc of liquid (H/J) in impingcrs, (ml) 1 too I 1oo 1 ' ' fi(,;{,.'t~ 'H'l-o I 1--t'{•t. l I<:· t:·-I' '-/',/ 'j_t i-. '/ .; 1-S. ·1 loqo:l--·?o?,·O Vi b"t<..'< 1/Cf ,lf -rf/-0 7 }'--I? 2 t-<. '1-. ·z:.. 'i 5. () Total (g) ==S',;;s-;,· =:j=-,;' 6== Sample Box: Impingcr Numbct· -4. I 3 I 4 I 5 lnitinl Volume of liquid(! 110) in impingcrs, (ml) I 1oo I 1oo I Silica Gel Final (g) ----+----t----1,..----t----+---- lnitial (g)----+----t----1----+---+-- Nct (g)====k==-d,==="====i===="'==-= Total (g)======= Run: Sample Box: lmpiugcr Number 2 .l..l..4..1 5 6 lni!ial Volume of liquid {Iii)) in impingcrs. {ml) drop out I 1oo I 1oo I Silica Gel Final (g)----+---+----\---+---+---- lnitial (g) ___ -+---+-----1---+---+---- Net (g)===='==-="'===="====i===="'==== TotaltgJ ====== Plant -~---lfuLt.L~.-.-::2_ /v1 ,J,/, -H~ Analytical M{:thod_~_.Q.R0A'I~--·~- Date Y-I,Y-0'/ Test No. -,~-!:(:-c-- O as Bag No. /:::; --(.;2. Ambient Tcmp _ _,L~);;- Opcrator _.i/"-'?l'-- Date J:--/ tj'. C:?f T~st No.' __,~-=-(ias Bag No. ;:::..--1/<f Ambh::nt Temp --c7;;~r'-;c.-- opcrator ~IJ~O'"'--- Date ----Test No.----- Cins Bag No.----- AJnbient ·rl!mp ____ _ Operator ---- Ga.~ co, 0 2 (N{~t is Actual 02 Reading Minus Ar:tua! CO.! Reading). N2 (NeL is 100 Minus Actual 0 2 Rc<lding). Oas co, 0 2 (Net is Actual 0 2 Reading Minus Actunl C02 Rt~ading). N2 {Ncl is 100 Minus Actual 0 7. Reading). Gtu C02 0 2 (Net is Actual 0 2 Reading, Minus Actual C02 Reading). N2 (Net is 100 l\'tinus Actual 0~ Rcclding). //UN I 2 Actual N<f Actual N"t Hl•:uling H~ading ).vi ),'f )r'( ),y 1/ ( /C-(r 7 ul /1, 7 ILi :'i :····················· t //UN I 2 Aetna! Nd At·hml ~~·t nrading j{('ading J. c ;;.c., },C ),. ((; 18;> 1'1· 7 !8-) 1'-(c 7 I•·••• /i•·•.·: ~·····.· //UN I 2 Artu~l Nd Actual Nd lh•<tdint; Ut•:uling ,•.}"·····.··.<• i'············i< ...... to2 was dd0tmincd using a gas analyzer CO is not measured, as it has !he same molecular weight as N~ 3 Average At•ttml i\'cl Net U<·:uling Volume )cY' .J,y ~' yC lj: ( I (fr-7 ~1%1 ···(········'········ I?, J 3 Avemge Achml Nd Ncl RC;Icling Vnhunc ),G ), c _}, (, If/.) /'(':-7 ?..J?4;; I< <·······.·•. 1'1 7 3 Avcntgc Adu~l N~·t Net Rc:uling Volume <· I<······••·· Yell ow Cake Dryer Baghouse Method 5 Facility: Denison Mine Dale:-------- Stack Identification: .:_N:_cY~C'-B~I:.!ltg~hocot,;:ISo:_e ____________ _ !MP!t:!GJ?~ 1l-53tt{ IMJ~JN~ s-?.-'>1 5" :> .s-z Run: _j__ 100 ' (,f.S.~I 103 ·I, f'inal (g) Initial (g) Net (g J(-1~·") Run: 100 Sample Box: S Impingcr· Number 3 I 4 I s _g_ !nltial Volume of liquid (Hi-)) in impingcrs, {ml) 100 I I ST G I I -, 1 tea JC ' ' ' ' ' ""l-OCi·'{ 1 c.(). ·s '1'1'1·'1- wt.(.(p (,10·3 'loo · :( L.\·'i' "> /6)·'& Total (gl==~~=·=~=== Sample Box: lmpmgcr Number 2 3 I 4 I 5 [ Initial Volume of liquid (H20) Ill impmgcr~, (rnl) 100 I I SillcaGcl I Final (g)·----f------1----+----f----+--- lnitial (g) ___ --+----+---+---+---+----- Nct (g)====*===*==='=====*===b=== Total<g)======== Run: Sample Box: Impingcr· Number· 2 Initial Volume of liquid (I-I/)) in impingcrs, (ml) 100 100 I I SH;caGcl I Final (g) ___ -1-----+----f----+---+--- lnitial (gl ___ -1-----+----f----+---+--- Net (g)====*===b==d'====d,===b=== Total (g) ====== Run: Sample Box: 2 hnpingcr Number 3 I 4 I 5 Initial Volume of liquid {1120) in impingcrs, (ml) 100 I 00 I I Sill"' Gel I Final (g)·----J-----1----l-----j----+--- lnitial (g)·----f------1----+----f----+--- Net (gl===d===:h===b==d====h=== Total (g)========. ;t. 2. 'l 'I :s·~r (, ;;l ~ ~ ~ c;· '" 1: CT 0 ~ S· 000 ~ -"' Chain of Custody Record Temperature on Receipt---Test America Drinking Water? YeQ 0 -NoG THE LEADER JN ENV!RONMfNTAL TES1'!~G >'AL-4U!4{1Wl) c''"' Tclc o M':/tOO$ /'?/ [!" /;?OJ i Pro;;ii Xt=gs; A .0 / / t/~rl /V rVP" -'.,..... Tsispho"ntJ Num!i(l( (~ COdej/F"ii. M:mbt:r /'PI '1?_1.-'? {Ot; ~·.\.\.<.£5 'I . ~.,~~· .. "'s i ¥{J. .. I f5 ~-T~!~i 1 i 1 I 1-1 I i I I XI I ! I ~~ /o "l Ul:-Nt.Jrr&r >33>, ~:£() -~ 1 _{11 'fe-1 , , ., : 1 1 1 1 i rrr 1 1 1 1 ! 1 1 1 n 1 ~' \.~ ~ f3., .. ~ . i l<li~To~T&--41>4 I i I I I I r-Tl~l 1\(1 I l I i~st , 5751--rt 2 fiN c l . , . 1 --,, I i i I i I T l l I I I ! ! I I I I , r 1 r , I I . 'SC6. Uebqu ~I.\c:o~l ~ lOrz;\oq iCt-:iin~~.Numw. I Page I ot I Spec1allnstructionSI Condi;Jons of Receipt l L\L£.! ..... '1 ' i ' !L..LY'Yl c... ?':lk..~c,-gG,Jri. !g-t<;/.,.,J,..&Li,<.U I i IIIJ-fj_J IA!I_[Til i I i I ;\L\J'(\. ';"-... I ., • --1 ' I I I I i { ! 1 ' : ------. I 'I I l I I J i U [I I I I l! 11 I I' I I i! I I I I l I I 1 I ! I I \ I I I I I I i I I I I i I ITI-1 I I I I I I I I ITn I I ' I ! I i 1 i I II I I ! i I I I I j i 1 I i POSitcie H;;;:aro ~!ificatiw ~ N~n-~d 0 Fl:i!mr,~ic $eir.p!iilifsP5Sei (A fse rr.:a.y oo assessOOlf samples ate rat8ir.ed 0 &inlm?;mt 0 PoiKJ.-;5 0 !.M<:na."CJ 0 Fie/urn Taefl.e.?t ..0 Dis;:u.c.-IByLab 0 Ar.;.O,'vsFcr ---Mo."7tl'.s bn;;erfhan 1 month) T.vmAroo.mdlni::,.OF.fiq~<i.~-oo~·----~ C 24Hcurs A48ft..c' . .-~s ~;0 ?Days C HDsys 0 2i Oa;,s 0 O'.her 4,F ,Ve",..... P1&4~0-?Fiei1Uhir.ie:'7ZS(.spiC!ijj ==""'biR~A+-::.....-------~--'-(c&''•kti"~£.~-7Rt15J~ Ti11Z -----if~'i-D'i (jo"<> l D!tlv / 1 Tlfl".c ~-P.scei'.r.::lf Sy 1 D<I'<D I T:ms J "J/1 C'\ f5 4 J . I j !Jz!~ • [ T~ae Is. Ae.ce.Y<-..4 By i D'.<le 1 Tune ~ 1 1 : r J. r.e~:r.q:;.'shed 8'/ ~\:7~~ c" .... ,r.J" fvU-:! De"" ott p,.J f~~~~@ feJ~=0f · c.o""" DfSTRISI)TlON: V/'rlrr:.-Re!~ t? ~~ r1ili'1 Rep..--._ CANARY-Sra.:.-:1' wiff: ~e Si~; PiNK-HS!d ~1 Analytical Data Package Prepared For Denison Mines (USA) Corp. 3rd Qtr Blanding, Utah Radiochemical Analysis By TestAmerica 2800 G.W. Way, RicltlaiUI Wa, 99354, (509)-375-3131. Assigned Laboratory Code: Daltt Package Contains 17 Pages Rcpo•·t No.: 42520 Results in this report relate only to the samplc(s) analyzed. SDG No. Onlcr No. Client Sample Ill (List Order) Lot-Sa No. ~ "-·--·-·"··--"---·-------__________ , __________ .... -·-···--. ------. .. . ........ . 40390 5343, 5350 R1 NYC J91100361-2 ------------------------ TestAmerica qHSTLndd'itle v3,73 FILTERS AND 5345 R1 BAGHOUSE FILTERS AND B 5351, 5352 R2 NYC FILTERS AND J9110036H J91100361-3 Wm·k Orde•· Report 1)1111> !latch No. ····-···· ---·-········-··· LKLMC1AA 9LKLMC10 9254275 LKLL91AA 9LKLL910 9254275 LKLMD1AA 9LKLMD10 9254275 Test America w §b~~J lt-U: U·.ADf:R JN FNVIIWNMnHAI "fl::)liN(\ Certificate of Analysis October 9, 2009 Denison Mines (USA) Corp I 050 17th Street, Suite 950 Denver, CO 80265 Attention: Steve Landau Date Received at Lab Project Name Sample Type SDG Number I. Introduction September 4, 2009 Denison Mines 3"1 Qlr 13landing, Utah Three (3) Stack Filter Samples 40390 CASE NARRATIVE On September 4, 2009, three stack filter samples were received at TestAmcrica 's Richland laboratory for radiochemical analysis. Upon receipt, the samples were assigned the TcstArnerica identification numbers as described on the cover page of the 1\ nalytical Data Package reporl form. The salllples were assigned to Lot Numbers J9ll 00361. II. Sample Receipt The samples were received in good condition and no anomalies were noted during check-in. Ill. Analytical Results/Methodology The analytical results for this report arc presented by laboratory sample I D. Each set of data includes sample identification information; analytical resolts and the appropriate associated statistical uncertainties. The analysis requested was: Alpha Spectroscopy Uranium-234, -235, -238 by method RL-ALJ>-004 (RICH-RC-5067)* *SOP I D's changed effective 7-01-2008. Attached is a cross reference untillD's arc changed over in all areas Denison Mines (USA) Corp October 9, 2009 IV. Quality Control --·······------------------ The analytical res1llt for each analysis performed includes a minimum of one laboratory control sample (LCS), and one reagent blank sample analysis. Any exceptions have been noted in the "Comments" section. V. Comments Alpha Spectroscopy Uranium-234, 235, 238 The LCS, batch blank, sample and sample duplicate results are within aeceptance limits. I certify that this Certificate of Analysis is in compliance with the SOW, both technically and for completeness, tbr other than the conditions detailed above. The Laboratmy Manager or a designee, as verified by the following signature has authorized release of the data contained in this hard copy data package. Reviewed and approved: <;~b[l ><I ""111: _) Erika .Totdan :o~-jil~.v Customer Service Manager Richland ·Old Richland: Isotope SOl'# SOP# Method I~cfcrc_nce , ~--Tille ~~~~~~~~~~~~~~~~~~~~~~~~~,~~~=-~~-~-~-4 Alplhl-Cms~ liL·Gl'C.(I\l2 AIJ?h,o Gro\~ liL-C!'(Ail18 RL-t\1.!'-0IB Am !U.-Al.P-010 C!4 RL-LSC.ll08 C!4 lU.-ISC.Ofl'J Cl4 Rt LSC.OIO Cl4 IU.I.'iC-011 Cm RL·:\LI'·tl(fl Coliform RJ .• \VC-001 Colilonn ltJ..\VC-005 Cr6!-R!AVC-\11!.1 Cr6t l({ .. \VC-001 1\> I<L-!.'>C·OI.S Rl.-!.SC-016 RI~I.SC-016 G.unm~ !U.-GAM-001 1-1.1 ltL-!BC-001 JB !B Rl.-lSC-00-1 1-13 .. ! JH..-l.SC-llll5 1B I([. l.SC-1107 !B lt!.l.';C.tlf):l Update 7/01/08 N/A N/A !iiC!l-J{B-SfnS HJC!-J-!(C-5020 liiCI-!-RC.SU.l6 N!OS!-17-HIO NIOSH 9002 !Jquid ~;,·inbll.llinn Aoulj l',l(k<ll'd 9JIO / EI'A Sl\1816 900.0 / EPA 600 SM 7110B FPAC>SO (10-02 EI'A 52(! ERIO{l / LANL S.unpl~ l'n~p .md ,\n.II)'Sis lur ;\si><'Shls (lHilk) bv l'ol,lri7.<'<1 Light ,\li(ro\opy t>,l~l>tl t\11 NIOST I 91!02 DJ~rERJ\11NSfiON OFC!i{)S$ Al.l'IIA IN Nr\~:\1. St. I EARS J\Y I.!Ql!IDSCINTIU.ATJON ~OlJNTit\:G TWmlU!JNA!ION lW GliOSS AL!'J !1\ AND(;R(}S,..:; BETA IN SOIL, SIJOR!~UNESOJL, FOOD i\i\1) VJ•:t:Jf!'l\"l'lON DETElt~1!NATIONOl' GHOSS ALl' lit\ ACIWHY IN WATI'R BY l'OI'ltEC!J'fi'AT!O;..! ~lod HP 725/IXWOO~<Jf EXT. IUCJ 1-[(C-5072 C!!roln.ltot,r,lph~· SEl't\l<ATION OF i\l\IEHJCl!J,\1, ~:ur<JU~l, At><D URANJU~Il\Y EXTRt\CTJON Cl H<O~It\"fOC!<t\l'IIY Am0)/l'ulll!ASL30(1 lilCII-I<C-~08(1 NA .. '>-NS-3006 :SI'.QIJENTJ,\LSEJ':\l(t\"f!ON OF !'l.UTONIUM AND :\MEHJCHJM 'Xllfl I EI'A SWS16 <)()0.0 /EPA 600 ·DETI:HI-.!INATJON OFCHO:-i.S AL!'HA AND GROSS BETA IN \VATER BY ~IETHOD 9.\W SM 7l!IIH HICI I·IK·SOlO El','\ MIO DErt•y1-._l!NATION lW CHOSS ALPHA ANOCfKJS~; 1\E!"A IN:>OlL. SliOREl.lNES(>IL, ['()()!)ANI) VE(jEIAI"ION RJCH-liC-.50.% ERIOO /LAN!. !'J(El'AIV\Tl{)N (ll' AIR Fft."f!iHS __ FOR GROSS ,\l.I'I{A/BETA .-\NDCO~I['()S~T!I'\G :\Ill Fll.TI'l<~; IUCI !-!~11-501:1 1\l(l<.[ H-02/ El't\ 52U :TJHT!lJ.\1, CAIWON-·14, NlC:J<E\.:(>J(JH l'HOS!'IIOJ<ll~l-32 ANA!.YS_IS IN tJI([Nl' l\!Cli·RC-5022 EPA C-Ol I El'A 520 c,\IUION 1·1 1\Y l)!G!~STION MhTHOD Jl.!Cli-RC-5010 ~loll Cl·l/ El'A OBO DETEil,\!lNA!"!ON l)l' ("AiiJl()l\: .. 14 1\Y llENZiiNE SYNlHE'>IS E!'t\ C-Ol/ E!'1\ ~i2tl DETER~11NATION OF Ci\lili0;-..;-14 IN GH/\l'Hn F.t\NDSOJI HJUJ.R(".r,H-17 Mo<l I 1-02/ EPA 521) ;pJ~TEI<~!INt\TillN Ol'CAR!l{1i\'-!.11N 1\'ATF!t BY !l!HFCI" COUNTING JilCJ !-RC-5072 IUCI·J.\\'C.JO(II RICI!-\VC-'>I}(l2 1t!CH-W<:.~ll\l7 fiiC!I·IVC-500.> RlCI-J.\VC-50ll5 RICJJ.Jt.C-5l!B RIC!!-RC.:i017 I<JCJ-1-ItU-SOB !t!C!l-Rli-SO.H li!Cli-RC-5037 Mod Rl' 725 I 1X1J:OOS'lf J":Xr' Clu·,lnMlol:rolphy SEl't\ltAT!ON <W A\1ER1CilJM,ClJHIU1.1, ,\ND UI/,\Nitl~l BY EXTI(;\CTION CIJ!(()MATOl;I(,\I'!IY 9122B DhTER~llNAT!()N OFTOTA!,COI.ll'Ol<M: ~IULT!l'U: ]"[JUF I'Elt~lENTt\"l"lllN TECIJN!QliE 9!:"11 TOTALCOI . .!FOli~IS H)" ,\!EMBiiANI\ Fli.TitAl"lON 9>.n 'TOTALCOI.IF0!\1-.1 IIYTIIE CO!.ILHU" l.lETHl)l) 3061} / S\\'Q.I(, , Dlii"ER~·!lNATION OF HE\t\V,\l.FNTCHRO~!IU:..l (C1VI) iN$0l.lD ~IATitiCFS \VITI I 1\I.KAl.!NF DIGE$l"ll)N EXT Chmm~logr.lphy ,\[ndh•5S/l'Nl.-J\LO .. H5 'SEI'AliAT!O>J OF l!(()N ,\N[) NICKEI.l\Y EX'fliACT!ON C!11<0.\·1AI"lX;RAI'HY R~-nor-t; HI',\ HNil.Jllll DETE!i~l!NAT!(lN OF 11iON-55t\ND mON·.'">'i !N IVATE!l IH-7.'-1114/ El'A I!ASL:\00 Df:"l"F.lUili\!Al"lON 01' IP,()N-"S5 AND Jlt(lN-5'.! IN \\'AfER '!(l"I.O /llASLJllO 1\STM D.)(>l<"J P!<EI'A!tATION OF A!.l. ~1:\TlilC!~<; HW 1\N,\I.YSIS BY r..;A~!.\!A Sl'ECniOSCOI'Y 75Uil-3 I ~>.\1 ·J)l(l"li!IMINAT!ON OF l"l<l"f!UII.11N liRINE BY DISTJI.LA rtON 113/ EPA 1.\'539 :m\l"Eit~ITNATION OF J"I(JTIU~! IN AIR _hlntl '9{l(>.IJ /Iii' A 600 .SEJ':\R:\T!ON UF I"!UI"IUI\.1 IN Wt\YE~ 0ND M.}UH)lJSCO~I!'ONENTOF \VINE J!-3 hy EE E!'A LVSY.l / HASL.1(11} DEI"EHMINAT!ON OF LOW t.EVEL TlUTJUi\11N WATF!l BY E1 ECI"l<OI.YT!C ENI(ICI!~·lENT H-] iu \V,lh'riTissuc I LV 539 DETEitMIN.-\Tlt)N OFTJU!"l(JII.I IIY CRWX:ENIC I)ISTJI.LATK)N Isotope 1!29 rnt- Ni Ni6.\ Ni(,3 !'32 l'h l'o l'o Richland SOl'# HL-!SC-OOC• Hl,GAM-002 AHCI-IlVED ,\!!Cl!IVEP R1.-~1l.\lfl1 RL·MT-il02 Rl.-.\H-003 RI.-!SC.{)I', JU.-!-SC-001 l<l.·I.SC-1!17 J{!,-:\Ll'-013 Hl,-t\1.1'-006 RJ..ISC-001 Rl.-AI.l'-011 1~(ri\!.1'-007 JU.-ALI'-012 '~'I' ·.Bi1MS~~~!L :\1\C! I IV Ell 'rf'p • llio.l~'>•1)-~ ;\HC!JJVED '_r~p_-lli~,,~~~~-1ll.-i'HI'-002 : 'rep · Bi<M~'•l}l HL·R!'!.·liO.) ' l'n•p-("ount f RI.-ALI'-016 ..... "! Pr,•p -Count! RL-AU'-Ill5 l'r0p-C:ount i Rt.-AU'-UI-1 l'rt•p -_Env !UrKl'A-001 l'r,•p. F.1w JU,-l'Rl'·OU7 !'rep_·_ l_Onv Rl rl'RJ'-UnS l'r<'P • l~l'.>iu Rl. i\l.l'-UI7 l''?!'-Soil Rl. PR!'-003 Old Richland SOPff RICl-!-HC-50-lS IUCH-Rt'~'in2S IUC!1-!\C-5025 Hl(:l 1-1\C-50-19 BHJ-,\lT-0001 IUCJ 1-M"r -OilOI HICI-1-.\fl"-0002 10(1 1--MT-0(1(1.~ IUCII-!K"-507-t !tJCII-RI\-Stll.) HlCII-RC-';{l6'.J IUCI-J-RC-SOO"J R!Cil·I<B-501:> ltiCI 1-RC-5076 I<JCI·I-Hil·5001 IUCI-1-RC-5012. HICH-RH-0001 J(JC! 1-RB-!iUOJ. RICJJ.JW---5001 R!C!i·!W-5<H7 RICJ 1-RC-SO?.H H!C!J-rtC-5003 RK"J!-ItC-~·O.N RIC!HiC-50!5 !UCH·RC-501(, RIC!l-HC-0>015 R!Cf!-Ji("-S!l68 l<JC!-1-HC-5018 RlCII-IiC-SU!J Method Reference l-f-"1 in IV.t!NITissll~l LV 539 Ji-1-73-01-IIIE!'A A'l"nl Title TRITIUM l'!(El'Al\AT!ON IN ~1/[.K SA~Il'!.K':l \)2J}I (Disconlim•,•d) .DETER~t!NATION OF !01)1NE 1.~1 1\NP 12.9lN \VATER BY SOLVENT EXTR,\CnON .VIET!!t)Jl lH·7Hl•ll/El'A ASTM P?..n1 (l)isnmtinnl'\1) DE t'ERMINAT!ON OF IODINE 131 t\ND 129 IN W i\TE!i HY SO! .VENT EXTH.·\C 1'1( >N ~1l·Tl!Ol> 11,\Sl.JOO(I"JS.~) DErFJiM!:'-JATION OF IODJNF.-131 JN MILK !\Y BA"fC!IJON-E~CIJ1\NGE 60!0 ICI'-t\!iSI'ECTRO.SCO!'Y, S!'ECrRq~-!1\TlliC ,\11:'1'! lOll 1'01( TRACE ELEMI~NT ANAIS.SJS, MEr! I~JD 110111:\ FtW lk,·hkl (,O!OB !Cl'-Al~'l lorTit,\Cf! ELH!ENT ANA!.YS!S.I\ltTHl)()lifiiOil SW4Xb.IINIU i\CID DIGJ~':iTJON FOJ\ 1CI' ANALYSl'i NIOSii 7300 DIGI::STJON l'IUW 1>.1sed on lllEl"! !OD NIOSI I 'l.\Oil EXT (I!W!lloll<lJjf·11lll)' ,\!ndFc•5.'i/l'NI.-·AI.O~I35 SE!'AHATf(lN OF JR(lN AND NICKEL BY EX'J1(M~H()N C! JJ\0~1:\'HX:!<,\l't!Y Mod 11·021 EPA 52\! ;Tit!Tllh\1, Ct\lWON-1·1,_ ~1CK~O!Ad 0_1( !'1/0SI'~ IO!<US-3.! AN:·\~.~~~;rs IN UHJNE EXT ChroiH,\ lur,r.lph)· ,\lnd lU'.WO j!XlEOl)S')J' ,SEl'AR,-\T!ON OF Ni-63llY EXTHACI'ION Clll(0,\1ATOG!U\l'J-IY J·:XT Chrc>lud!or,r,lphy \SH!'A!lAI'ION OF NEJ>"l'lJ!\IUM BY EXTR,\Cl'/ON Cl!RO~It\'l\)G!(AJ'IIY Mod I Hl2/ El',, 5211 THITIIJ.\·1, (,\J\H()N·I4, NICKFL-6:~ OR !'I JOSP!IO!WS-.'2 ANALYSIS IN Uli!iXF. EXT <;~!rom.IIOJ_:~·,lphy _ .. • DF!"!_,RW~t\TION ~)F LEAl?·210 I~Y EXTH(iCTJI lN Cl lltOM.-\'1_\X:JtAI'_J IY NAS-NS-:10.37 JJ,\SL.'IOO J',l-0! IH/I.'>L.~IIU ~lod UtH !-\.-\SL:\00 ,\STM Dl-129-93 l'uh M'Jtl,GU(l! I PNL LA-to.1oo-M ruoo AST~1 IH!l(,5 /C!(J'l'uhli<"ollinn2J G-0.~ I ! JA.SL JOO G-!1.1/ HA!;I.300 An~! Clwm 1972 ~loni5on & Fa•i~~r NAS--M-i<WSO ASH II n:im-97 S•02/ 11:\SUOt) !-.lo<!!'u021 JIA."it.J0\1 Mod !!HIOOjl.AlH:IOO l'u02i\ I I !AS!. JO() DS2591 A'>'I"M .DEnm~HNATION OF l'Ol.Oi'JIUII!-2!0 IN URINE ;~>El'AM'I ION OF ISOT0l'!C Ul\,\N!t:.\1 ANI) l'0U)NJU~I-210_lN W;\TI:H, SOil. ,\~1) I'II.TEWi l'UEPA!t.-\TlON FOJ( H:\!'JD BIOASSAY ANA!XSFS "J>lUi!'AR:\"1'100'\ OF llf(JNE 1\ND UU.X)J) Si\IIII'L!'.S DETf.1t,\IIN:\'fiON (W SPIKII'IC GIV\VHY 01: liRINE ··:PnEP'-~~~\Ht);';J,f)F_~YNTH_J;.l'_l~: lll~_lr-JE AND FF~:JOS USING {(EC!PES FIKl?l.llll'SNJ:l.~ll P1tEF_OHM.-\NCE J"FSHNG :!'HE!'AltAHON OF FE<;ALS,\MI'!,ES t.:SING! IYI>Itt>FI.lJOHIC ACID DIC.:KST!l lN ;I'REI'AHATION ()I'!>Yr\'TI!ETIC URINE ,\ND l'ECES EI.ECfi(Oill'l'i.lSlTIU.'l OF ACHNlllHS 'ANI!YDHOUS ET!-!E!( EXTttACl"ION OF Uf(:\NHI~l . ,l_:NV!H_ON~IJ.:NI"AI.S:\~II'LE l'RHl't\HATION FO!{_ UHAN!IJM llY 1~\;>l~lt-INDUCF.I> l'II(>':>I'IJO[{l'SCEL\:CE !'REPARATION OF ENVIHtJN~IENT1\L J,[,\TRICF.S l'HI·.I'Mt-\TION OF MIXED BED RK'liNS AND I'HE-l'll:fl;r(~; PllE_l',\Ht~TION OF SOl~, VEGI·:"J"ATIO:-J _.\ND All( 1'Jl."JH\S HY ,\!lX!:l)~,·r·t\tlNC ACID LEAC! 1!1\!C !ON-EXCJJ,\NGE l'REl'AHAT!ON !'HE!' A )(AT!ON \ >F St)l[. S:\1\·!!'l.FS !'rt•p -SOil IH.-I'Hl'-!105 RlCll·RC-5019 SW B-l6j.WIS/J0.5!/.W52 'PREl'ARAJ'ION ANI) D!S.Stli.IJTJ(),\J 0!' SED!~ lENTS AND SOIL BY M!CJ(OI-VAVF. ll(li-IH DIGESTION ~~~~~~~~~~~~~~~~~~~~~~~~~~~~=~~----- Update 7/01/08 2 Richland Isotope SOP# Method Reference Title ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~-~--~--~---~-~---·~· ~ Old Richland SOP# Pr<'P • 51lil !tL-PH!'-006 RL-l'Rl'-009 l'r~'.l'..~ l!rin<' ~ Rt.·l'HP-0!0 l'r{'P:W:•l<'r_; !U.-1'1\1'-0tn l'u ARCHIVED l'u JU.-AU'-002 Po m.-ALl'-0111 l'u JU_,.,\LP-I){H '·' JU.-RA-001 ,,, R!-·RA-001 l~d HL-RA-002 H11 Jt\.-I$C-Ul\l S35 ARCHIVED So:7\l Rt·I.SC-012 So!uhihty ,\RCIHVED Sr RI.-GPC-005 So· ltL·CI'(~.OOio Sr !. .-\J{CHIVEI> ~r • .WCII!VED Sr [(L-Gl'C003 Sr-Yt RJ,·Gl'C-00-1 J'<" Rl. ISC-01•1 'fl Hl. L'"iC-01:> Th Jt!n\1.1'·111.~<; Tit RGAl.P-005 l} RL·A!.P-012 0 !U.-Kl'A-01))_ R\.-K!'A-003 l} ltL-i\J.Jl.(){)l l} HL-ALl'·OH.\ 1" !UCII-lK-503/. Pt•02A / ! lAS!. 300 :co:.1J'l.EI'E DISSOI.U'riO~ HY MIXED M:fDS IN A rFt'I.ON 1\JO,\KE!t J\!CII-HC'-5077 ~1od ERHlO / J.,\ 10.100 ;I'!WP1~!1SJ"!Ol\ OF S!o.lt\IJ.SOli.S,'\MI'U.S FO!t GAMMA ~I'EC 1\ND/<W !(~\lliOCIIE~! AN,\1-HY ACID J)IGI~'>TlON Al\,llyl 1(,1Ciot•llll\d ,fl •)'-)2 JUC!-!-RC-5(186 lt!'!\!Kt /lX)EOOOI\'11' t:R!NE AND \VJ\'!'1-:f( SA~li'LE l'ftEI':\1\AJ'!()N llY CAI.CI\IM !'HOSJ>I-11\TE l'!(ECI!'I!"/I:nt lN t\n,l(y\k,lChrmAct.ll 1)92 HJCJ !-R<:-~0% Rl'llflll / DOFOOO!;')'[" ;umNE AND WATERSAMP!.E I'IW!',\l<AT!ON l\Y CALCJU~li'J-J()SI'HATE PRECII'fi'ATION HICH·JW-5015 JluJij !MSLJOO R.•\PID DETE!i~11NA'J'!ON OF !'l.lJTONJU:vJ IN 1'EC!~S !~!C!I-1{(-5010 l'ul'l/ HAS! . .lOO DI:TEltMJ/\lATJON OF IS<HOl'!C l'LlJTONIUM IN ALl. ~1AJ'JUCES A>110.l HAS!. :;oo R!U !-RC-5\1.~0 T'ul'I/I!ASI. 300 .SEQ~~ENTII\I,Sl~I'A!V\T!ON tl_l' !'LUI'ON/lJ~l AND ,\M_El~ICIU~l. Ana!ytic,ICht•n•A< I~ 1'.192 RICH-RC·S087 RP800 /IXlEOOOS9T :nETER~·!INA!'I<)N OF I'I.UTON/lJI\1 !IY EXTRACTION U IRO~IA"fl)(;RAI'HY RICII-RC-5005 ~n.1 1 El',•\ 6no ,RADHJ,\1-n6 t\Nil nADIUM-221\SEI'ARATION IN HADIOC!JEWC,\1. ~JArRICES • 1\Di\l~I'Ell I'R0~1 EI'A 9tH. I M.JD 'Xli.O lt!C!-1-ItC·SOO:> 'Xll.O / El';\ 61ltl RADitl~l-226 M\D Rt\l)!JJM-7./IISEI'A1~,\T!ON IN 10\DIOCHEMICAI. MATI(!CFS · i\IMI'I"ED FJ:t):V1 EI'A ')(13.1 AND \lOU! Mod D2460/ ASTM J~JC!i-RC'i027 W.lO I El'1\ tiOO :DETER~I!NAT10N OF TOTAL Ht\1)1\JM HICH-RC-5082 911.0 I E!'A Dl\I'El<M!NArJON OF RAIX)N-222 • ADAPI'EP FR0/11 ~11\TI!On 913.0 I lillcbr.md, Ll•nd<'l"'ll, 1\rit,h!,; RIC!!-JW-5020 llolfmMI 1Y53 IJETE!\M!NA"J'ION tlFSliLFUlt-35lN UHINU R!CJ-I-RC·50B Sdcnium / N,\S-NS-30.)0 HAl)!< lCHEivllCAL DFl'ERMlN1\TlON OF SE!.ENIUI\1-79 JUCil-RC-50.35 K,llfw,ud&Thom,,~ l'NU716 I>E l"lill~11N.-\TJON OF SO!.U!I!LI'IY OF RADIU:\CT!VI~ l'A!fJ'!( :1 .F.CON':>TITUENTS ~todSr02./llASL:~ll0~1od H!CI-!·RB-:>Otl7 9US.O / !-:!'1\ (,()1/ . OETE!<MJN,\TION ( ll' TO'J',\1, STJtONTJ!IM IN URINE ~~<~I SrU2/ ! IAS13ll0 M<>d l\lCJJ.JW-5021 9(15.0 I FJ',\ (i(lU l)lrff:I0>.-·!1:-..IAf[(),\1 01' S'fRON"f!U~IIN FECI:S Mud Sr02/ I lAS! :10() Mod ltlC!-l·Rll·!i022 9US.O / EI'A 600 DEI"l·.ll~1JNJ\"!'ION OF TOTAI.S'!J(0NTIU~1 IN UJUNE FOR HAP! I> .'\NALY~IS ~l<ld S•02/I!A5!JOO M111l RICli-RB-51!.~1 \lOS.O / EJ'A (,()() llA!'Iil tWJ EI\.\UNATION OFTOTAI.ST!<ONTIUMJN J.'ECEi ~1txl Sr02/ !IASLWO M<kl RICH-ltC·5006 905.0 I E!'1\ C>D(l .S'l'I«)NTit3M SF.l'/IHAT!ON IN ENVlROI.lENTAL MATRICES Mod Sr02/IIASL.100 Mud RICI!-RC-St\71 905.0/ EPA (,Qo ,;nT!UU,\1-~ S_EP:\R:\T!ON FCW ST!I~)~T!U~HIIll_lEI'El<Ml~ATJON !N ALL ~1ATI<ICFS EXT ChrOHiollugr.lphy Mod J<K:Jl-l<C·50i>S RF550 /IXWOOB'JJ' :DETEH\1JN,\TJON OrTECI!NE'l!U~I-')91\Y EX'f[(,\(.TlON C!I!{OMATOGRAI'!IY !HCH-RC·S0711 "lUll/ J-!,\Sl.:\00 'SE!',\HAT!ON OFTECI !NEJ'JU~l·W IN ,\J.l. MA'! I<ICJ..S RJCI-1-!W-~>006 Mod ThO I/ !-1:\SL,WO .SEP,\1<,\'l'JON OFTI!ORIU:-1 FROM URINE 1\N!l FF.CALSA~'d'I.FS .\loti Thill fl!,\SL 3\lO A1MI HJCH-HC-.'iOB4 Chim ,\,·t·l 191!2 :DETERMINA1"10N ()J''I.'JJORJU:-.11SOT<WIC IN ENVIRONlo.lf:NT/\1 ~IATHJCI~'; Po-Ol/ H:\..SI.300 JUCH-R(-5012: .\1od l!O! / JIASLJOO ·SHI'i\l{t\'J'ION OF JSOTOI'IC UHANIIJ~1 ANlll'OLON!lJM-210 JN 1\·AfER. SOil 1\ND I'II.TEilS HIC!!-J<(-5(131 Mo.J UOJ / HAS! -~00 iS!:f',\Jl,\TIDNOFT0"~':\1, UTV\NJUM IN \\'ATE!< AND URINE RJCH-HC-505!1 D5l74 / i\STM DJ:TEJU!J~AliON OF ~m.-\NJUM UY l'l-!OSJ'HORF.'>C:El\:Cli :\N:\LYSIS EXT Chmmo11og1 olphy ~IIHI R!Cli-JK-50(>7 Hl'725/JX)EOOS\lT jSEl'ARAT!ON OF \JH:\N!U~l UY EXTitAClKlN ctmO~IXfOClli\I'J-IY EX"f Chrnm Mu,1 JWllS t:. &Ill HIC!-1-RC·r>On I DOE!lWrr SE!':\Ht\TlUN OF AMEI\lCIU,\1. CURll!M, :\ND URANUJ~I HY l·:XT!l:\Cl")()N CHRO~JAJ\)\;H.-\I'l!Y EXT Chrollhltugr,lphy Mr1d HJ(:IJ.JtC-5079 RP725/ [X)EOOIWT DI\TEit~!INATlON OF ISO"tUf'IC UHANJUM IN A!.L MATJUCFS '--"---'-"'=-'"'---=c_=c.:..-_c_;;_;~=~~====--"===='"'-"----------··-l} RL-t\Ll'·OO'J Update 7/01/08 3 ' Drinking Water Method Cross References DRINKING WATER ASTM METHOD CROSS REFERENCES I Referenced Method lsotope(s) TestAmerica Richland's SOP N EPA 901,1 Cs-134, 1-131 RL-GAM-001 EPA 900,0 Alpha & Beta RL-GPC-001 EPA 00-02 Gross Alpha (Coprecipitation) RL-GPC-002 EPA 903,0 Total Alpha Radium (Ra-226) RL-RA-002 EPA 903,1 Ra-226 RL-RA-001 EPA 904.0 Ra-228 RL-RA-001 EPA 905.0 Sr-89190 RL-GPC-003 ASTM D5174 Uranium RL-KPA-003 EPA 906.0 Tritium RL-LSC-005 Results in this report relate only to the sample(s) analyzed. Uncertainty Estimation TestAmerica Richland has adopted the internationally accepted approach to estinwting uncertainties described in "NIST Technical Note 1297, 1994 Edition". The approach, 10 Law of Propagation of Errors", involves the identification of all variables in an analytical method which arc ust!d to derive a result. These variables arc related to the analytical result (R) by some fhnctional relationship, R-= constants * ftx,y,z, ... ). The components (x,y,z) arc evaluated to determine their contribution to the overall method uncertainty. The individual component uncertainties (ui) arc then combined using a statistical model that provides the most probable overall uncertainty value. A !I component uncertainties arc categorized as type A, cvalmtteJ by statistical methods, or type B, evaluated hy other means. Uncertainties not included in the components! such as sample homogeneity, arc combined with the component uncertainty as the square root of the sum-of-the-squares of the individual uncertainties. The uncertainty associated with the derived result is the combined uncertainty (u,) multiplied by the coverage factor ( 1 ,2, or 3). When three or more sample replicates arc used to derive the analytical result, the type A uncertainty is the standard deviation of the mean value (SI?n), where Sis the standard (leviation of the derived results. The type B uncertainties are all other random or noJH'atHiom components that arc not included in the standard deviation. The derivation of the genera\11 Law of Propagation of Errorsn equations and spcci lie example are available on request. TestAmerica I'J)tGcnt•ntllnfo v3.72 'l'.~~#-A ,..,..,,.,..,; .. ,.., T ,..,t.._.,_,..,f_.,..,: .... ~ l~~ '7 o. Action Lev Batch Bias COCNo Count Error (#s) Total Unccrt (#s) u,._ Combined llncertaill~J~. (#s), Coverage Fad or CRDL(RL) Lc MllCjMilA Primary Dch~(·tor Rlltio li-Z34JtJ-Z.IH llst/MDC llstn"otllccrt Report DB No llEil SIJG Sum Rpt Alpha Spec Rst(s) Work Order Yield TestAmorica rptCtnrrallnfo v3.72 Tlw QC preparation batch number that relates laboratory samples to QC samples that \vcrc prepared <lnd rmalyzt:d together. Defined by the cqt~alion (Rcsnl!/Expec!t~d)-1 ns defined by ANSI N 13.30. Chain of Custody Number assigned by the Client or Tcsl;\mcrica. Poisson counting statistics of the gross sampk count and background. The wwcrtaitlty is absolute and in the same units as the result. For Liquid Scintill<ttion Counting (I.SC) the batch blank counl is the hackgrotl!l(l. All known ll!lccrtaintks associated with tht~ preparation and analysis of the sample arc propagated to give a mcasut\; of the uncertainty associated with th~~ result, 11,, !he com hi ned uncer/a(nty. 'J'he unc~nalnty is absolute and in lhc same units as the result. The coverage H1ctor dcfi1ws the width oft he confidence interval, 1, 2 or 3 standard deviations. Contractual Required Ddedion Limit as de tined in the Client's Statement ()f \V(Jrk or l'estAmcrica '·dcHwlt" nominal detection limit. O!lcn referred to the reporting level (Rl.) Decision Levi.!! based on instrument background or blank, adjusted by the Ef1kicncy, Ch~mical Yield, and Volume associated with the sample. The Type I error probability is npproximatc!y Y%. Lc""'·( 1.645 * Sqrt(2*(BkgrndCnt/l3kgmdCntMin)/SCntMin)) * (ConvFct/(Eff*Yid*Abn*Yol) * lngrFct). For LSC methods the batch blank is used as a measure ol'thc background variability. Lc cannot be calculated when the backgmund count is zero. ·rhe number assigncd by the LIM.S software to track samples received on the same day !hr a given dient. '!'he :-;ample number is a sequential number assigned to each sample in the Lot. Detection Level based on instnuncttl b:tckground or blank, adjusted by the El'!kicncy, Chernka1 Yield, and Volume with a T'y]ll':! and 1! error probability of approximately 5%. tv!DC '" (4A'i * Sqri((BkgrndCnt!BkgrndCntMin)/SCntMln) + 2.71/SCntMin)"' (ConvFct/(E/1' * Y!d * Abn * Vol)* 1ngrFct). f."or LSC methods the batch blank is used as a mcasun:. of the background variability. The instnuncnt identifier associated with the analysis oftlw sample aliqttot. The U-2:'\4 result divided by the U-238 result. The U-2]4/U-2:'\S ratio J'or nntural uranium in NIST SRM 432!C is 1.038. Ratio of the Result to the MDC. 1\ value grt~aler than ! may indicate activity ab{we ba~kgnmnd at a high !evd of confidencl~. Caution should be ust~d when applying this factor and it should bt.: used in conc~~rt with the qua!i!it:rs associated with the ro..:sult. Ratio of the Result to the Total Uncertainty. If the uncertainty has a coverage !ltctor of2 a value gn.:at~r than l may indict1IC ac!ivity above background at approximately the 95% lcvd of confidence assuming a two~sided contidcnec interval. Caution should be used when applying this !1tctor and it should be used in concert with the qualilicrs associated with the result. Sample ldcntifio..:r used hy the report system. The number is based upon the first live digits of the Work Order Number. The equation Replicate Error Ratio~ (S-D)flsqrt(TPUs2 ·I· TPtJd2)J as defined by I CPT BOA wht~t\~ S is the original sample result, Dis the r~~su!t of the duplicate. TPLJs is the to!a! uncertainly nfthe original sample and TPlld is the total uncertainty of the duplicate smnplc. Sample Delivery Group Number assigned by the Clit~nt or assigned by Tcst/\mcrica upon sample r~ceipt. The sum oJ'thc reported alpha sp~·,c re:-.ults for tests derived from the same sampk cx.cluding duplicate result where the rt~sults nrc in the same units. Tho..: LIMS sol\warc assign tc:-;t srecili~ idcnti!icr. The recovery of the trnccr added to the sample such <lS Pu-242uscd to trace a Pu-239/40 method. 0 Report No. : 42520 Client ld Batch Work Order Parameter 9254275 E2SS 5343, 5350 R1 NYC FILTERS AND LKLMC1AA U-234 U-235 U-238 5345 R1 BAGHOUSE FILTERS ANDB LKLL91AA U-234 U-235 U-238 5351, 5352 R2 NYC FILTERS AND LKLMD1AA No. of Results: TestAmerlca rptSTLRchSaSurn mary2 V5.2.4 A2002 U-234 U-235 U-238 9 Sample Results Summary TcstAmcrica Ordered by Method, Batcl1 No., Client Sample 10. Result+~ Uncertainty ( 2s) Qual Units 2.24E-02 +-3.8E-03 UCI/SA 1.00E-03 +-2.2E-04 UCI/SA 2.26E-02 +-3.8E-03 UCI/SA 3.29E-03 +-6.1 E-04 UCI/SA 1.26E-04 +-G.OE-05 UCI/SA 3.38E-03 +-6.3E-04 UCI/SA 5.50E-02 +-9.1 E-03 UCI/SA 3.86E-03 +-?.OE-04 UCI/SA 5.75E-02 +-H.5E-03 UCI/SA Date: 09-0ct-09 SDG No: 40390 Tracer MDC or Yield MOA CRDL RER2 101% 7.06E-05 101% 3.64E-05 101% 7.56E~05 94% 524E~05 94% 3.45E-05 94% 5.01E-05 104% 7.20E-05 104% 3.65E-05 104% 7.451o-05 Report No. : 42520 Batch Work Order Par(! meter E2SS 9254275 BLANK QC. LKMFC1AA U-234 U-235 U-238 9254275 LCS, LKMFC1AD U-234 LKMFC1AC U-234 LI<MFC1AD U-235 LKMFC1AC U-235 LKMFC1AD U-238 LKMFC1AC U-238 No. of Results: 9 QC Results Summary TcstAmcrica Ordered by Method, Batch No, QC Type,. Result+-Uncertainty ( 2s) Qual Units 1.78E-08 +-2.3E-08 u UCI/SA -5.31E-10 +-1.3E-08 u UCIISA 3.98E-09 +-1.4E-08 u UCI/SA 3.42E-06 +-9.0E-07 UCI/SA 3.15E-06 +-7.7E-07 UCI/SA 1.32E-07 +-7.6E-08 UCI/SA 1.36E-07 +-6.9E-08 UCI/SA 3.99E-06 +-1.0E-06 UCI/SA 3.35E-06 +-8.1 E-07 UCI/SA TestAmerica Bias -(Rcsult/ExrH~ctt'd)-1 as defined by ANSI N13.30. Date: 09-0ct-09 SDG No.: 40390 Tracer LCS Yield Recovery Bias MDC[MDA 93% 3.54E-08 93% 2.67E-08 93% 3.75E-08 105% 105% 0.0 4.04E-08 98% 96% 0.0 3.28E-08 105% 89% -0.1 3.55E-08 98% 91% -0.1 2.89E-08 105% 116% 0.2 4.99E-OB 98% 98% 0.0 3.58E-08 rptSTLRchQcSum (I Qual-Analyzed liw hut not 1ktceted 1lbovc limiting criteria. Limit l'l'itel'ia is less than tin• Mdt/Mda In' Total tlncnl or not idcntilictl hy mary vs.2.4 A2002 gamma st~an softwarr. 11\ ;l < > i ' FORM! Date: 09-0ct-09 !. ' ' ' r l • ) L ) ' Lab Name: TestAmerica Lot-Sample No.: J91100361-2 Client Sample ID: 5343, 5350 R1 NYC FILTERS AND SAMPLE RESULTS SDG: 40390 Report No. : 42520 COC No.: Collection Date: 8/18/2009 8:00:00 AM Received Date: 9/4/2009 10:00:00 AM Matrix: so Ll D l 3rd Qtr Blanding, Utah Ordered by Client Sample 10, Batch No. ) Result Count Total MDCJMDA, Rpt Unit, Yield RstJMDC, Analysis, Total Sa Aliquot Parameter Qual Error( 25) Uncert( 2 s) Action Lev Lc CRDL(RL) Rst/TotUcert Prep Date Size Size Batch: 9254275 E2SS Work Order; LKLMC1AA Report DB ID: 9LKLMC10 U*234 2.24E-02 3.8E-03 7.06E-05 UCI/SA 101% (317.5) 9/24/09 05:19 p 226.91 0.24 2.75E-05 (11.9) G G U-235 1.00E-03 2.2E-04 3.64E-05 UCI/SA 101% (27.5) 9/24/09 05:19 p 226.91 0.24 1.04E-05 (8.9) G G U-238 2.26E-02 3.8E-03 7.56E-05 UCI/SA 101% (298.6) 9/24/09 05:19 p 226.91 0.24 3.00E-05 (11.9) G G -·-~-~-·-- Ratio U-234/238 = 1.0 No. of Results; 3 Comments: TestAmerica MDCJMDA,Lc-Detection, Decision Level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. rptSTLRchSample U Qual-Analyzed for but not detected above limiting criteria. Limit criteria is less than the Mdc/Mda or Total Uncert or not identified by gamma scan software. V5.2.4 A2002 Primary Detector ALP3 ALP3 ALP3 FORM I SAMPLE RESULTS Date: 09-0ct-09 • ' r ' • ' + ' L ' ' Lab Name: TestAmerica Lot-sample No.: J91100361-1 Client Sample ID: 5345 R1 BAGHOUSE FILTERS AND B SDG: 40390 Report No. : 42520 COC No.: Collection Date: 8/18/2009 8:00:00 AM Received Date: 9/4/2009 10:00:00 AM Matrix: SOLID j' 3rd Otr Blanding, Utah Ordered by Client Sample 10, Batch No. ' Result Count Parameter Qual Error ( 2s) Batch: 9254275 E2SS U-234 3.29E-03 U-235 1.26E-04 U-238 3.38E-03 Total MDC!MDA, Rpt Unit, Yield Rst/MDC, Uncert( 2 s) Action Lev lc CRDL(RL} Rst/T otUcert Work Order: LKLL91AA Report DB 10: 9LKLL910 6.1E-04 5.24E-05 UCI/SA 94% (62.8) 1.80E-05 (10. 7) 6.0E-05 3.45E-05 UCI/SA 94% (3.6) 8.98E-06 (4.2) 6.3E-04 5.01 E-05 UCI/SA 94% (67.5) 1.68E-05 (10. 7) Analysis, Prep Date 9/24/09 05:19 p 9/24/09 05:19 p 9/24109 05:19 p Total Sa Size 172.09 G 172.09 G 172.09 G Aliquot Size 0.18 G 0.13 G 0.18 G ~ Ratio U-2341238 = 1.0 No. of Results: 3 Comments: TestAmerica MDC]MDA,Lc-Detection, Decision Level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. rptSTLRchSample U Qual ~Analyzed for but not detected above limiting criteria. Limit criteria is less than the Mdc/Mda or Total Uncert or not identified by gamma scan software. V5.2.4 A2002 Primary Detector ALP1 ALP1 ALP1 ~ t > ' ' l. FORM I SAMPLE RESULTS Date: 09-0d-09 ~ ' r ' i ; !. Lab Name: TestAmerica Lot-sample No.: J91100361-3 Client Sample ID: 5351, 5352 R2 NYC FILTERS AND SDG: 40390 Report No. : 42520 coc No.: Collection Date: 811812009 8:00:00 AM Received Date: 9/412009 10:00:00 AM Matrix: SOLID ; 3rd Qtr Blanding, Utah Ordered by Client Sample ID, Batch No. -., Result Count Parameter Qual Error ( zs) Batch: 9254275 E2SS U-234 5.50E-02 U-235 3.86E-03 U-238 5.75E-02 No. of Results: 3 Comments: Total MDCjMDA, Rpt Unit, Yield Rst/MOC, Uncert( 2 s) Action Lev Lc CROL{RL) RstiTotUcert Work Order; LKLMDiAA Report DB ID: 9LKLMD10 9.1 E-03 7.20E-Q5 UCI/SA 104% (764.2) 2.82E-05 (12. 1) ?.OE-04 3.65E-05 UCI/SA 104% (105.9) 1.04E-05 (11.) 9.5E-03 7.45E-05 UCIISA 104% (771.8) 2.94E-05 (12. 1) Ratio U·234!238 = 1.0 Analysis, Prep Date 9124109 05:20 p 9124109 05:20 p 9/24109 05:20 p TestAmerica MDC!MDA,Lc-Detection, Decision Level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. Total Sa Size 210.66 G 210.66 G 210.66 G Aliquot Size 0.22 G 0.22 G 0.22 G rptSTLRchSampfe U Qual· Analyzed for but not detected above limiting criteria. Limit criteria is less than the Mdc/Mda or Total Uncert or not identified by gamma scan software. V5.2.4 A2002 Primary Detector ALP4 ALP4 ALP4 ~ , > l ' !. ' r ) i • ) !. Lab Name: TestAmerica Matrix: SOLID FORM II BLANK RESULTS SDG: 40390 Report No. : 42520 Date: 09-0ct-09 ; -------------------------------------------------------------------------------------------------------------------... Count MDCIMDA. Rpt Unit, RsUMDC, ; Parameter Result Qual Error ( 2 s) . ·-·- Total Uncert( 2 s) Lc CRDL Yield Rst/TotUcert Batch: 9254275 E2SS Work Order: LKMFC1AA Keporr u~ lU: LKMFC1AB U-234 1. 78 E-08 U 2.3E-08 3.54E-08 UCIISA 93% 0.5 8.74E-09 (1.5) U-235 -5.31E-10 U 1.3E-08 2.67E-08 UCIISA 93% -0.02 4.37E-09 -0.08 U-238 3.98E-09 U 1.4E-08 3.75E-08 UCIISA 93% 0.11 9.77E-09 0.59 Ratio U~2341238 = 4.5 No. of Results: 3 Comments: , Analysis, Prep Date 9124109 05:21 p 9124109 05:21 p 9124109 05:21 p TestAmerica MDCIMDA,Lc-Detection, Decision Level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. Total Sa Size 0.25 G 0.25 G 0.25 G rptSTLRchBlank V5.2.4 A2002 l' Qual -Analyzed fur but not detected abo\e limiting criteria. Limit criteria is less than the 'ldc/:\Ida or Total Vncert or not identified by gamma scan sofrnare. Aliquot Primary Size Detector 0.25 ALP71 G 0.25 ALP71 G 0.25 ALP71 G ' c ' Lab Name: TestAmerica ; i Matrix: SOLID ::. ' ' ' Count ' Parameter Result Qual Error{ 2s} Batch: 9254275 E2SS U-234 3.15E-06 U-235 1.36E-07 U-238 3.35E-06 Batch: 9254275 E2SS U-234 3.42E-06 h U-235 1.32E-07 U-238 3.99E-06 No. of Results: 6 Comments: FORM II LCS RESULTS Total Report Expected Uncert{ 2 s) MDCjMDA Unit Yield Expected l'nccrt Work Order: LKMFC1AC Report DB ID: LKMFC1CS 7.7E-07 3.28E-08 UCIISA 98% 3.28E-06 1.01 E-07 Rec Limits: 75 125 6.9E-08 2.89E-08 UCIISA 98% 1.49E-07 4.62E-09 Rec Limits: 75 125 8.1 E-07 3.58E-08 UCI!SA 98% 3.43E-06 1.06E-07 Rec Limits: 75 125 Work Order: LKMFC1AD Report DB 10: LKMFC1DS 9.0E-07 4.04E-08 UCI!SA 105% 3.27E-06 1.01E-07 Rec Limits: 75 125 7.6E-08 3.55E-08 UCIISA 105% 1.49E-07 4.61 E-09 Rec Limits: 75 125 1.0E-06 4.99E-08 UCIISA 105% 3.42E-06 1.06E-07 Rec Limits: 75 125 T estAmerica Bias • (Rcsult!Expcttcdj-1 as defined by A~SI ?\13.30. rptSTLRchLcs V5.2.4 A2002 Date: 09-0d-09 SDG: 40390 Report No.: 42520 Recovery, Analysis, Aliquot Primary Bias Prep Date Size Detector 96% 9124109 05:21 p 0.23 ALP84 0.0 G 91% 9/24/09 05:21 p 0.23 ALP84 -0.1 G 98%· 9124109 05:21 p 0.23 ALP84 0.0 G 105% 9124/09 05:21 p 0.2 ALP85 0.0 G 89% 9124109 05:21 p 0.2 ALP85 -0.1 G 116% 9124109 05:21 p 0.2 ALP85 0.2 G Test America ~ l{0:>'1U ~Iloo~t Custody Record Temperature on Rareipt ---~ 10!'0\0Ci Drinking Wa~r? Yes 0 · NoO THE LEADER IN ENVIRONMENTAL TES'flNG '"'-.... '' .. l'""' Citen! Tc lc (7 Projec;Manage' p?~-'~ /1:' /v,t' "-~~'2._ Chainotf2]?""4 Ad*es. /9 / £ b;? OJ TelephOneNum;;-;sc::;;.:.."";;'cG ltabNumliw Page j of ( Cl!y ~~e jZipCOOe $fte0o:;ta:ct ILzbCorli:a-:;t 1 Anai';sis(A.:'tach/istif Ar//~o-4 f=i/k 0'/[ YYa:::> i mo,.spacafsneedsd} ~,,_:...;., ..hf,,_.~..r )/,/ tl/.r UkL / SpeciaflnstrucfionSI Projs...~ Nams end l.xatl';' (Stale) CJ / _. d/.. Cemcc/>o/eybifi -~-I !' l I conrrbC!J?W'Ctlase O;z!edQuore Ne1. } ~ . j Containers & · ~! j 1 l Conditfons of Receipt I v~rnx ! Pmserva!ives ~ i I i I Samplsi.D.No.andDesoriplion i Date Time j ~~~~~~ ~~Jjg ~~-~%~% ~~ J' < l1 I j {Gontainelsfareacnsampfemayi:Je.co .. ..,lbir.edtf-7C:le/im)j , 1' ~ tlJJ ~I §" ~ ~ §? :ft ~~ I i ! j_ . 1 C:>tf~ .f< \ /74sl.t.vs.t.l IX I I I I l l ! I i , I I i I i ! i i ~-.\.~~tS~ !'S<. .. ~<--t-S !srtJ.~ 15~11 iii I i i ~~-! i! I l I 1 Lt.L.L-'1 >3 '-{}I 5"~{) ((.( (\) '{C-l ' 'l I ! I I I I I i ! I I i I I 1 I ' l ~,\~ S /3e .. k !¥1Jy/o<;,&'~/iJ I I J. , J i I !k:J J 1 i j"'JL-f.d'TI_(1_ s--;s/ 5'l<5~ f( 2. ruvc i 1 I' I I i , I i l I ! I 1 I ' 1 I I I I t-::": l k? c. tSc. .. ~v-5 I g-frj<'J., S?' .c; V.l I l i j I ' I l i fi 1 I i l l lL v lJrill I 1 I i l i 1 J l l l ' ! I I I r I I I i I PcssW.Ie Hiiiiii:ild~!ifica!icn ~ N:;n.fiszard 0 Fls(}')((Wj)fe -r;,.,.., .! .. ,..,., ... ,., '"'""' t::k,,..,,;=--1 ! ' ! ' I ' ' I [ I ! ' I I ' I I l ! l 1 f 1 , ' 1 r 1 1 1 1 I 1 1 i 1 I I l [ i I I I I I I I I I ' I I i I j I I I I I I I I I I I I I I I I I I ! I j J I i j I J I 1 I l I 1 ) ! i i i I i i j i i I i I i ! I i i&ir.pfeDispciii 0 &.irJJrn?.M! 0 Poisorr8 0 Unimmm /0 Re!um Tocr.<e.:?t .2f Dis;:osafByW.b 0 ArcllfvsFor ---Months .4r &'r . l OC: Requircr;;~..s (Specify) [J 14 Days 0 21 Days 0 09"-er / ~&dN! {A fee m;;.y b€ BSSessed if samples are rere/r.ed lor.ger fha.? 1 mo;;fh) W"-('·~~cb,J'r.g :d i'"f~~ -, fl ~ If~~~ (7ouc> ? p,>;~.,;~ (.;, ID'ffd /, I""" )2.R=I,dBy . i""'" I <W>S ! '7, ()Cj i ~ -9 l Date 1 . T.r:-r;e I 3. ,qCce..'--sd By 7/me ~;~ . c...:.A.-· fu-..;1 e.,... ott p ... ..,. iJJSTBIElJTJON: WHf"l'£ ~ Rs:u.'"lJed !o CF..ent rtith Rerxt:t; CANARY~ Stays Wilt'! tt.e Sarnp;e; ,::.n.;K-Fi$1r:i CD?/ Test America THE LEADE~ IN ENVIRONMENTAl ~-ESTING. Sample Check-in List Date/Time Received: ___ q_-_,lfc..-_,()_:l1.__\L0"-"0() GM Screen Results _O~Jf: w. 2/Ac_ Client: T <!.··!-c;o SDG #:_®:-Po NA [] sAr #: ______ •. NA [ J Work Order Nwnber:~(OCl~t Chain of Custody# --··----···--····· Air Bill# Shipping Container ID: __ . ·······---······ ______ ......... -... . I. 2, Custody Seals on shipping contaimw intact? Custody Seals dated and signed'! Yes[] No[•( Yes [] No [-i( 3. Chain of Custody record present'! Yes ·MNo [] 4. Cooler temperature: __ .. _ NA J'l/ 5.Vermiculite/pac.king matetials is NA [] Wet [ J Dry r( 6. Number of samples in shlppiug containcr: _____ 2_ _____ _ 7. 8. 9. 10. 11. 12. 13. Sample holding times exceeded? Samples have: . .. ~tape ___ custody seals San;ples are: s ___ lL__in g(X)d condition _____ _broken , \(Lr I \·t< r~-\ ~~A f• ().[<1 NA[] Yes[] No[1 "···-----_hazard labels .. V::::approptiate samples labels ......... leaking ___ have air bnbble..o.; (Only for samples requiring head space) S.unple pH taken? NA [v'{ pH<2 l J pR>2 [] pH>9 [] Amount ofHN03 Added_·······-·-··- Sample Location, Sample Collector Li1>ted'? * *For documeu1ation only. No corrective action needed. Were any anomalies identified in sample receipt? Yes[l No!-,/ Description of anomalies (include sarnple numbers): ____________ --------------- ----····--·····-----··--····-·---··---· .. ··-·· ··-··-· ·····---· .. ··-·-·--______________________________ _. .. _____ ----------------------- <:; IZA Sample Custodian~,t:f'/~.. _ .. _._ .. __ Date: ... :l.:::..:J .. ~Q l--·--·· ~=·===C=Jie=r=rt=S=nn=r=pll='e=ll-~------·--1---~A::_n_._al-::_y_s_i~-·:..e_·q_~~c_·~-te-d ~f=~---~~--~~-C~'·o~u~·d_i_t~_·_o __ ,_'~~--·-l-.-~-~-,-~~~--c~-·n~-ts"'·::::./7A-::._-c:-c,_.~~~-=j Client Informed on __________ by __________ . Person contacted [ ] No action necessaryj process as is. ProjeCt Manager ________ -----------------·----------Date_ .. _________ ------------------------... LS-023, Rev. 8, 3/09 APPENDIXD North Yell ow Cake Scrubber Figure I. Facility Schematic Representation Yellow Cake Dryer Baghouse Figure 2. Facility Schematic Representation Process Data (Retained by Denison Mines) [) Facility Denison Mines t a t y j stackidentification North Yellow Cake Scrubber l+-0-+l ~ a: Distance upstream from next disturbance, feet 9 .5' !3: Distance dovv·nstream from last disturbance, tE:et 9.5' y: Distance of Sample Level to Ground, feet 65' 0: Stack Inside Diameter, inches 18u Estimated Moisture, percent 8-15% Estimated Temperature, "F 100-1 ?0 Estimated Velocity, fj:>m 1, 100 Control Unit Type: Scrubber Number of Ports 2 Figure l. Facility Schematic Representation Process Type: Yell ow Ca..ke Processing Denison Mines facility: sta:ck~-I:de=n=ti:fi,c=a~tio=n~: JBB:aligfhh<o)~us~e~~~~:_ _____________________ _ l-0~1 t a ~ y p • a: Distance upstream from next disturbance, inches 57" p: Distance downstream from last disturbance, inches 454!1 y: Distance of Sample Level to Ground, feet 65' 0: Stack Inside Diameter, inches 1611 Estimated Moisture, percent 0-2% Estimated Temperature, °F 125 Estimated Velocity, fpm 1,400 Control Unit Type: Baghouse Number of Ports 2 ~ Figure 2. Faciiity Schematic Represemarion Process Type: Yellow Cake Processing Facility Denison Mines, Blanding, Utah Location North Yellow,Cake Scrubber Date ~} 20 f 0 j I Scrubber Flow (qpml liP Run# Time #1 #2 "H20 2 ·;.:~o II I 'j.u L{, {) ~,'od ll 1 '1·D c{. 0 1(.'3 () ((' '1 ?J·u •-(. 6 q ; (l () I\ '1 q.u t-{ ( 4.'30 ( (·I 1/j. 6 c.-(. I I 0 .' <PO l \ ' "'\ q.o )-1 fo: 3U Jl."\ OJ.C) 3-or II' 0 6 Jrl_ · /) '1 ' () t{. 0 " : 3v f"(•() "i.o LA· 0 1 z: o<.J ( [.C1 Cj.r) '{·0 ( 2.' 3D fZ.V "J·O Lf. {) t3.'a0 ((·"' CJ.o 1.(0 13.'3° il· "\ "1·() ~ . .q r 'f.' u o n .o 6·1 Lf.o t<f; JO I\."\ 'Y·'Y t.(. u· 15-: h 0 \\ ."\ t·<o' t-(. 0 -- rr;: ~· II "I 5·<6-'(· 0 r&: o<l If. 9' jj'.!l If,(/ It; /C? !lr tj (i cf;, 'f,O tf-·-"' I 1 ;:o I(. 9 }'-7 cf,·O o: }0 1)..0 Y,Y tf,O I j!r7D I (r '1 7.'1 !-(, 0 //dO 1/t y }".7 1.f,(J IJ;, rt-f-----y--1~ f (-.-/-··-···.Y---- Notes: APPENDIXE Calibration of the console dry gas meter(s), pilot tubes, nozzles diameters, and temperature sensors were carried out in accordance with the procedures outlined in the Quality Assurance Handbook. The appropriate calibration data are presented in the f(J!Iowing pages. The nozzle calibrations are recorded on the first page of the tield data sheets. Figure 3 Schematic of Method 5/114 Sampling Train Meter Box Calibration Data and Calculations Forms Post-test Dry Gas Meter Calibration Data Forms Type S Pi tot Tube Inspection Data Sample Box Temperature Sensor Calibration E Sealed Duct wall Schematic of Method 5i114 Sampling Train Support Chain , Vacuutn Support Track Thermometer (I'> Guage ~ ~-' --'!! 'f ~ lmpmgerf ~ '~ . : ==;;,=is::--~:;:-----, '3=1• Sampling Probe 1 Heated "5~-.-.e~ .. ;··· . _ --., _ , ====J Filter "~' '---------1 Box Exit Metering Console Figure 3 Cheok Valve Vacuum Line Main METHOD 5 DRY GAS METER CALIBRATION USING CRITICAL ORIFICES 1) Select three critical orifices to calibrate the dry gas meter which bracket the expected operating range. ,/·'~:§~~~ •~~~~~~zm~I~J·&~&rt~*~u~.g;p~'"'~~·~~~~::~~::::::::::~ 'l¥ittM\"'me ~m} 3 -.. ENVIRONMENTAL SUPPLY COMPANY 2) Record barometric pressure before and after :::alibrativn procedure. 3) Run at tested vacuum (from Orifice Calibration Report). for a period of time necessary b achieve a minimum total volume of 5 cubic feet. 4) Record data and information in the GRE::P,; cells. YELLOWcetis are cal:::ulated. METER SERIAL #:f--"='---~ CRtnCAL ORIFICE SET SERIAL #;L--"""''--~ EQUIPMENT 10 #: I ORIFICE# ! RUN # 0 G G 2 3 2 3 2 K' FACTOR {AVG) 0.8137 0.8137 0.8Ui 0.5317 0.5317 0.5317 0.3307 0.3307 0.3307 TESTED VACUUM (in Hg) 13 13 13 13 13 13 13 13 13 L I OGM READINGS (Fi') INITIAL ! 337.804 344.679 351.678 320.304 325.899 331.530 304.400 309.601 314.804 FINAL ! NET {VnJ I 344.879 351.678 357.136 325.899 331.530 337.191 309.601 314.804 320.027 7.075 6.799 5.458 5.595 5.631 5.661 5.201 5.203 5.223 USING THE CR!T!CAL ORIFICES AS CALIBRATION STANDARDS: TEMPERATURES "F AMBIENT! DGM INLET L I OGM OUTLE~ I INITIAL f!/\:.O.L INITIAL FI~L 75 85 " B7 as 75 " B7 as 89 75 B7 " 89 90 75 so 82 ! 83 85 75 82 "' 85 " 75 83 "' " 87 74 70 75 70 n 74 75 77 " 80 74 77 80 80 " DGM AVG 85.5 87.5 88.5 82.50 84.00 85.00 73.25 77.50 79.75 FINAL I "·" l ELAPSED TIME (MIN) e E§ 25 0 8.00 8.00 8.00 12.00 12.00 12.00 AVG (PM} 25.47 r::ll {l) I V ... (STO) 2.75 2.75 1.12 1.12 0.41 0.41 0.41 0.41 0.41 0.41 ~ 5.6269 4.5088 4.6513 ~ 4.6846 ~ 4.3568 Qill 2009 Pre-Calibration IF Y VARIA 110N EXCEEDS 2.00'/o, ORIFICE SHOULD 6E RECAU6RA TED ~ (21 I {3) I VAR~;ON{~/,) ~ Vcr!STO) y 5.8258 5.6017 4.4814 AVG= 4.6853 4.6853 4.6853 AVG= 4.3752 4.3752 4.3752 AVG= ~ 0.996 0.994 ~ .1:QQI .:l.,QM .!.,QQQ 1&2! ~ ~ ~ 1.:.QQ£ -0.57 Q.,ll .!!:.1i 1.60 ~ 1.59 ili .1.:_g 1.52 1:.4§. ill 1.45 The !~!bw:r.;; equa::c;;s o:re use :::I tc calculate the sta~dard ~~~~n-.es cf a:r passed L'i,cugh t~e C:3M. V ... (s!d). ar.d t~e c;it;.:al orili:;e. V, (s!di. and the DGM ca~b:at:Dn factor_ Y. These equa!lons are automatically ca~:ula\ed in the spreadsheet abcve. AVERAGE DRY GAS METER CAUBRATJON FACTOR, y :[ 1.000 I {11 121 {31 V "' V Pbar+[:'.l.H/13.6) m",_,_=K.;"' m" Tm 1(.·1,",.1' Pbar * 8 = K'* ,:Tomb = Net volume of gas sample passed through DGM. corrected to standard conditions K, = ~7.54 ~ruin. Hg {Er.g!,sh). C.385S "Kimm Hg (Metric/ T"" = Atlso!:;:e DGM avg. lempe;ature-(R • E:-:gl:sh. °K • Me:ri:) =Volume of gas sample passed thro:.~gr. the criti::.al orifice. corrected to standard c::~nditions T,,,,."' Absoiu:e ar.-10ie!"".; te.T,pera;..;re ("R-Er.;lish. °K-Me:ri:) K'"' A"~raae K' fa;:;tor iro;;< Cr~ica! Onf:ce Cai;ora;:or. r Vcr;,,, •. Vm._,1,! = DGM calibration factor AVERAGE<IH·=I 1.524 I aH~=o ( 0.759 )' >H (V.,{std)) Vc,{std] V,. Temperature Sensors Reference !n Out °F °F "F 32 73 115 31 74 115 3D 74 114 PRE. Cons::~!e #5 Ca!iOration 2009 METHOD 5 DRY GAS METER CALIBRATION USING CRITICAL ORIFICES 1) Select three critical o;ifices to calibrate the dry gas meter which bracket the expected operating range. 2} Record barometric pressure before and after calibration procedure. ,, i!t/!'*'N·Wililti.ffimili(_ _ ---,;~~ 3) Run at tested vacuum (from Orifice Calibration Report), for a period of time necessary to achieve a minimum total volume of 5 cubic feet. Facility Denison Mines 4) Record da:a and information in the GREEN cells, YELLOW cells are calculated. METER SERIAL#:~ CRITICAL ORIFICE SET SERIAL#:~ TESTED I FACTOR I VACUUM j ORIFICE# ! RUN# (AVG} ~ {in Hg) G, ll.5317 14 0.5317 14 0.5317 14 154.948 1so.sn 160.577 165.584 165.584 170.785 G: 0:±~ 0.4238 17 0.4238 17 0.4238 1 17 171.320 176.534 176.534 161.752 181.752 186.9Sa USING THE CRITICAL ORIFICES AS CALIBRATION STANDARDS: 5.629 5.007 5.201 5.214 5.218 5.236 .0 .0 .o INITIAL EQUIPMENT ID #; TEMPERATURES "F AMBIENT I OGM INLET .I OGM OUTLET I DGM !Niil~L FINAL JN!TIAL FINAL AVG 75 " 81 l 80 "' 75 81 ., I ,. 90 75 83 .5 I "' 94 75 84 88 93 95 75 .. " 95 " 75 89 ., 96 98 I ·11 I mmmll 81.25 S4.5 .. 90.00 92.00 93.75 1).00 0.00 0.00 FINAL AVG{Pt,o,) I~ 25.63 ELAPSED TIME(MIN) e 7.75 7.00 7.25 9.00 9.00 § ' " 9.00 §§ :!nQ2 tlill 4.3082 ~ ~ ~ IF Y VARIATION EXCEEDS 2.00%, ORIFICE SHOULD BE RECALIBRATEO 4.5674 4.1254 42727 AVG= 4.2277 4.2277 4.2277 AVG= AVG= !ll§l ~ ~ .Q.J!.§l 0.984 M§Z QM§. ~ l ..0.16 0.16 The fo~'owir,g eqt.Btions<>re use.:J to caf:ulate !h!O starv;la;oj vo!~mes oi air passed 1hro:.rgh tiJe DGM, V, (s!d), and tl!e c~ti·:al ar!t::e. v~ (std), and the DGM calibration fa :to~. Y. These equafonszrB a~tomatica:lycaiculated 1n !fie spreajsheeta~ve. AVERAGE DRY GAS METER CALIBRATION FACTOR, y =I 0.9841 (1) (2) (3) Vm,~,!; ""Kl * Vm"' Pbar .._ (!1H /13.6) Tm Vcr"';, = K', Pbar *-0 -JTamb = Net volume of gas sample passed through DGM. ccrrecteC to standard conditions K,: ;7.~ 'Rim H;~ (Er:;;l•sh). 0 3S5a~Kimrr: Hg (Me:ric) T,,.,: Abs::>iute DGM avg. temoeratu~e \"R • Er.glish. "K-Me: ric} = Vo!ume of gas samp:e passed thro;;gh the :;ritica! orifice. corre::<ed to standard conditions T ~"""' = At:soluo;e amtlient temperature {0R -=:::-:;,:;11sh. "K-Me:ricf K' = Averaae K' fa~t:>r from Cn:1cal Orif;ce Ca!:brat•::>.". Vo;,; Y= ~ ..... = DGM calibration factor Vm(.d AVERAGE '"• =I 1.52 I 6H@"' ( 0.75 S )2 6H (Y_..,..{std}) Ve,{stdj \ V,., .1.§l 1£ 1:.§1 1d1 1Af 1.42 POST Console #5 Calibration 2009 TypeS Pi tot Tube Inspection Da!a lechnit'mn: D!''---~I.? .. ?:.._ill. U1 < !0" 111< !()" Z;;;0.!25in \V $0.03125 in. W>Jindws "/., > :!14 inch fl,'" __ __:_ __ _ z-__ IQ!Q_ __ \V ·" , ooB in ln The pilotwh~ lllN~ts the specifications for a calillr~!IOllf:,r,tur !)J'O_IS4') _ Y-('._')t l~m l"rat ue S •n ·or C~lih t ( I· ' '~ ~ r:t I HI Rcfcr1~ncc ... ----· Tcmpcrntttrc f"Wlleiilt!lrc -Tcmpcr~huc Source --·itcfertn'r~e St•n<;or Dim:rcn(·t· (McdiU~ll) ("F) ('F) {"l') Am ~, 8 (, <, ),_ -----·----I' rube Contmu:w (.'_~(.(.(.._ ~7 Y€~ ~kat Check 2411 ""' YeS ~hi -~IE ___ 'It> --"-fJL. .. L JCEWAWR ] '( 1'1 fi';' Bw.k BOIL WATER z f)~ J;)( l. SILICON~~ OIL ···-------·· & . I\:) TypeS Pitol Tube Inspcclion Data G l'iltll Tube idc.ntifiCJ\ion: Ttdmidan __ Dl"' ._3 ·:;_s,, ~:-; P11'"Pu? ~e5 I I I); I) < D, ~ \.50 • D, '! -.~-;-z,.-_·_··_-___ -_----~~-------s . . • t •.. _Lt-..... ~---- P;.."" •'-l<i~ in. l'n "~ I q <\;). \ll. ((I< l(lo ((I,_. u2 <lOu ltl" z --11\ .... - .---------c--:1, z ~-: 0.125 Ill in L-------------__<,___.2 IV \V:'::00317.Sin w:-· --" ootO __ in W>:l inchts .. , \V e= __ 0 ___ ~ HI Z ·" ____ j ___ m "' The. pilOt luhe lill~ds the spt~dtiratJous for,, cuhbr~tlion f<~ctm tlf0_/;<1? _ ''(.e.,~ T<:mperatm\: St~n~nr Calibration Rc!"c:rence· T(·.mpl~rawrc Tcm ermtH·,~ Source RdCrcurc Scn~or ==~4f~l>::'::;k:gdg:iu~mk)~f=~(~"l+,') ('~') __ _ lf----"A"'IR __ II---~-:J\ (., 8 Probe Continuit · !leal Check 248 AIR IC~WATER 33 .:l3 Stm:k i301L \VA TEll SILICONE OIL ·rcmp<·ralure Diflci<!I\C(; I:U... I TETCO Sample Box Temperature Sensor Calibration l)atc: l[p/g9 Calibrator: fV\, fll\£r-.l,,...~(~.f~C }{eft renee: Dt-t\e.~(~ (/_:Li-llA Thermocouple Tempe!'aturc Temncraturc Tet•tf)Cntture Unit II> Soun~c Reference SCJISOI' l)irfl~rcncc Location (,\1rdium·) (I') (F) ("F) Oven Water :n :?I ?.. Water 2. ":) 2<>:( - A Water 32. :12. '" Probe Out Water 2. o;) :?. <>'1 I lmpinger Out Water J<l 3::1. z. Water lo:) ""'3 2 ... ' - Oven Water 3J 32. I Watet' 2 "" l.U(, -- B Probe Out Watet· )1 c~ 2. I Water z,) tt~ -~.. .. i, ·-·· lmpinger Out Water :n 'N I Water l.t> :J 2.1>:S ;;,, ' Water 33 ';'f.-:# -· Oven 1>~.5 Water zor i!.<>f ,_ c Probe Out Water 33 :n Water ?.oF z...,s· --·-· lmpingcr Out Water ;;13 $'·1 ' Water 2.o(., :?.<><1 2. - Oven Water .33 :'!:1 -- Water ?. olo ;~o.r I D Probe Out Water :B ·>.i:i I Water <.olo 2. ol.> - l1npinger Out Water 3> 'j<f • Water ~~l.)(o 7-v'l l- Ovr-Jl Water 33 3'1 I Water 2ob Zoh -·----- E Probe Out Wntc1' 3.1 3:~ --·~ -Wille•· 4nb z.,c;. I lmpingcr Out Watt>.r :s :> 33 2. Water Zo~, 2-<>+ I -- Oven Water 3:~ :1 ~ ... w,uer '20 fo 2<>+ I F Probe Out Water 3 :i ;}'( J Water Z.vlo :/.t.:S'' I fntpingcr Out Wuicr 33 .33 ,., Water ::l <iS' 2<>.J -2 ·. ' lmpinger Out G Water 33 B •o . Water z.,.~-2.1>11 ,;)._ .·.· !rnpingcr Out I I Water ?U 3 ;o~ ... Water t..-o:) ;w'/ I '·.· lmpingcr Out I Water 3} '5"/ I ,.·.···· Water ot~:r :l,Q( ... I .. Wat<~r ·::.J :l ;1 .. .. .· .. ' . hnpingcr Out J Water ZuSr 2 () "1-,-:\ APPENDIX F The testing followed the same procedures as outlined in previous protocols and tests at this facility. ' l • I ' 1 ; •j ' :' I I '' 'l ~ j I l I ' 1 Prepared for: I ; .1 FOURTH QUARTER RADIONUCLIDE EMISSIONS TEST CONDUCTED AT DENISON MINES CORPORATION NORTH YELLOW CAKE SCRUBBER YELLOW CAKE DRYER BAGHOUSE BLANDING, UTAH December 15-16, 2009 by: TETCO 391 East 620 South American Fork, UT 84003 Phone (801) 492-9106 Fax (801) 492-9107 fax Denison Mines Corporation -' 6425 S Hwy 91 J Blanding, Utah 84511 i 'j ' I j I Date of Report: January 28,2010 /" 1 J : l I '] ;.·.·j' ' . 1 ' J I J CERTIFICATION OF REPORT INTEGRITY Technical Emissions Testing Company (TETCO) certifies that this report represents the tmth as well as can be derived by the methods employed. Every effort was made to obtain accurate and representative data and to comply with procedures set forth in the Federal Register. \ Joseph Kitchen Reviewer: ~ k _g Jex> Date: l -1__.{, ~ I 0 Dean A. Kitchen Reviewer: _____ -"A=-:o~""~'-7"~'--":..;::..-=--- Date: ______ _,_/_-_:_,.;.~,?"----'-{_v ___ _ ii •..... ) .. . 'I ! 1 •. J ... : .J .I '· '! . j . i ··"" :J I j TABLE OF CONTENTS Introduction Test Purpose ............................................................ 1 Test Location and Type of Process .......................................... 1 Test Dates .............................................................. 1 Pollutants Tested and Methods Applied ...................................... 1 Test Participants ......................................................... 2 Deviations From EPA Methods ............................................. 2 Quality Assurance ....................................................... 2 Summary of Results Emission Results ........................................................ 3 Process Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 3 Description of Collected Samples ........................................... 3 Discussion of Errors or Irregularities ......................................... 3 Percent Isokinetics ....................................................... 4 Source Operation Process Control Devices Operation .......................................... 5 Process Representativeness ................................................ 5 Sampling and Analysis Procedures Sampling Port Location ................................................... 6 Sampling Point Location .................................................. 6 Sampling Train Description ................................................ 6 Sampling and Analytical Procedures ......................................... 7 Quality Assurance ....................................................... 7 Appendices. A: Complete Results and Sample Calculations B: Raw Field Data C: Laboratory Data and Chain of Custody D: Raw Production Data E: Calibration Procedures and Results F: Related Conespondencc iii :l 'l . J c l I , I .J , I ·. J : 1 j : J . ' I •. J • I j I Table I II III IV v Figure LIST OF TABLES Measured Radionuclide Emissions .......................................... 3 Percent Isokinetics ....................................................... 4 Sampling Point Location .................................................. 6 Complete Results, North Yellow Cake Scrubber ...................... Appendix A Complete Results, Yell ow Cake D1yer Baghouse ...................... Appendix A LIST OF FIGURES I Facility Schematic Representation North Yellow Cake Scrubber .......... Appendix D 2 Facility Schematic Representation Yellow Cake Dryer Baghouse ......... Appendix D 3 Schematic of Method 5/114 Sampling Train .......................... Appendix E iv , I ' . I --·-j .. l J tl INTRODUCTION Test Purpose This test project was conducted to determine the total radionuc!ide emissions from the North Yell ow Cake Scrubber and the Yell ow Cake Dryer Baghouse exhausts in terms of Curies per dry standard cubic foot (Ci/dscf). Test Location and Type of Process Denison Mines (USA) Corporation is located about 5 miles south of Blanding, Utah. Uranium ore is processed into yellow cake, which is shipped to other facilities for additional processing. There are two yellow cake dryers with individual scrubbers. Both dryer enclosures discharge into the Dryer Baghouse. The Packaging enclosure also discharges into the Dryer Baghouse. The North Yellow Cake (NYC) dryer was the only operating dryer at the time of the test. The South Yellow Cake Dryer is currently not operational. The Grizzly Baghouse serve as the main dust control device for the raw ore unloading and conveying to the processing building. Stack schematics arc shown as Figures 1 and 2 in Appendix D . Test Dates One test run was completed on the NYC Dryer December 15, 2009 and one run on December 16'h. One run was completed on the Dryer Baghouse December 15, 2009. Pollutants Tested and Methods Applied The tests were a determination ofradionuclide emissions in accordance with EPA Method 51! 14. Test run filters and front wash residues were sent to Test America located in Richland, Washington for radionuclide analysis. "I ! ' ,.,._, . ; l I J ;J l i ~ .J l I ;J J Test Participants Test Facility State Agency TETCO Ryan Palmer None Doug Olsen Joseph Ki !chen Deviations From EPA Methods None Qualitv Assurance Mike McNamara Testing procedures and sample recovery techniques were according to those outlined in the Federal Register and the Quality Assurance Handbook for Air Pollution Measurement Systems. 2 ' l l : l I i (,,J 'l ' . ' ·~-j ---·· 1 .. I ! i . 1 SUMMARY OF RESULTS Emission Results Table I presents the findings of the test in Curies per dry standard cubic foot. Tables IV-VI in Appendix A have more detailed information. Process Data Run# 1 2 North Yellow Cake Scrubber 2.070E+02 2.812E+02 1.288E +07 1.785E+07 AVE 2.441E+02 l.536E+07 Yell ow Cake Dryer Baghouse 1.058E+02 1.658E+07 The process was operated according to standard procedures. All pertinent process data was available for recording by agency persormel. Scrubber water flow, pressure drop readings (t:.p) were recorded and are found in Appendix D. The Dryer Baghouse pressure drop readings (t:.p) were recorded and are found on the test run sheets. Production data will be submitted by Denison Mines. Description of Collected Samples The test filters for the North Yellow Cake Scrubber were heavily covered with a white or pinkish white colored particulate. The front washes were clear in appearance. The test filters for the Yellow Cake Dryer Baghouse were lightly colored with a tan colored particulate. The front wash was clear in appearance. Discussion of Errors or Irregularities None 3 'j ' I :1 •.! I ' ' ] : l l \_ .. ) ' i I ,, J Percent Isokinetic Sampling Each of the tests were isokinetic within the ±I 0% of 100% criterion specified in the Federal Register. They also meet the Utah State Department of Environmental Quality, Division of Air Quality specification of isokinetic sampling point by point. lsokinetic values for each test mn are presented in Table IL Run# 2 Scrubber 99 100 4 :] ; l I I J ') l . l . ' .:.t : l u 1 I J . ' ; l ! I l I ' I c • .J I i J 1 ~ I SOURCE OPERATION Process Control Devices Operation All process control devices were operated nom1ally. Recorded scrubber water flow, pressure and baghouse L'.p readings were recorded and are found on the test run sheets or in Appendix D. Process Representlltivcncss The facility was operated normally. Production data was retained by Denison Mines. 5 ; 1 . I •. I . I . J : I : J SAMPLING AND ANALYSIS PROCEDURES Sampling Port Location The inside diameter of the North Yellow Cake Scrubber stack is 18.0 inches. The two, four-inch diameter sample port are located 6.3 diameters (9.5 feet) downstream from the last disturbance and 6.3 diameters (9.5 feet) upstream from the next disturbance. Figure I in Appendix Dis a schematic of the stack. The inside diameter of the Yellow Cake Dryer Baghouse stack is 16.0 inches. The two, four-inch diameter sample ports are located 28.38 diameters (454 inches) downstream from the last disturbance and 3.56 diameters (57 inches) upstream from the next disturbance. The sample port locations are depicted in Figure 2 in Appendix D . Sampling Point Location Table Ill shows the distance of each sampling point from the inside wall according to EPA Method 1. Each point is marked and identified with a wrapping of glass tape and numbered. These points are detennined by measuring the distance from the inside wall. Distance from Inside Wall Sample Point 0.58 0.70 2 1.89 2.34 3 3.49 4.74 4 5.81 11.26 5 12.19 13.66 6 14.51 15.30 7 Sampling Train Description To determine the actual emission rates for this stack, 40 CFR 60, Appendix A, Methods 1-5/114 were followed. All sampling trains were made of inert materials, (Teflon, stainless steel and glass) to prevent interference of the sampled gas and particulate. 6 !j :'1 i I ' l r-· ·1 ' ' I : I I .J ] . l -.! ,,_,J ' 'l -~-j ' ! · .. J I :._..< The stack analyzers used to conduct Methods 1-51114 are constructed to meet the specifications outlined in the CFR. The temperature sensors are K-type thermocouples. Heater, vacuum and pitot line connections have been designed to be interchangeable with all units used by the tester. A 316 stainless steel probe liner was used for the tests. Figure 4 in Appendix Eisa sketch of the Methods 51114 sampling train. Sample boxes were prepared for testing by following the prescribed procedures outlined in Methods 51114. Sampling and Analvticall'rocedures All sampling and analytical test procedures were as specified in 40 CFR 60, Appendix A, Methods 51114. Quality Assurance All equipment set-up, sampling procedures, sample recove1y and equipment calibrations were carried ont according to the procedures specified in 40 CFR 60 and the Quality Assurance Handbook.for Air Pollution Measurement Systems. 7 'l : J 'j ''] • i Ll ') I : .. .J : l ] : j · .. ) I ;J : j APPENDIX A: Complete Results and Sample Calculations B: Raw Field Data C: Laboratory Data and Chain of Custody D: Raw Production Data E: Calibration Procedures and Results F: Related Correspondence 8 ; I ' l . ' '· ) •. 1 ; J .J J l :.1 ~ j j 1 ::_ J I j I ,. __ j APPENDIX A Table IV Complete Results, North Yellow Cake Scrubber Table V Complete Results, Yellow Cake Dryer Baghouse Nomenclature Sample Equations A l TABLE IV NYC Scrvbber dec 09 COMPLETE RESULTS ''I DENISON MINES CORPORATION, BLANDING, UTAH J NORTH YELLOWCAKE SCRUBBER EXHAUST S~mbol DescriEtion Dimensions Run #1 Run#2 I Date 12115/09 12/16/09 i Filter Hs 5501 5482 5480 5483 : l 5481 Begin Time Test Began 8:15 8:12 End Time Test Ended 19:28 18:37 'I Pb01 Meter Barometric Pressure ln. Hg. Abs 24.70 24.70 I 6H Orifice Pressure Owp ln.HlO 0.994 1.071 y Meter Calibration Y Factor dimensionless 1.003 1.003 I Vm Volume Gns Sampled··Mcter Conditions " 308.948 319.980 I Tm Ave Meter Temperature "F 99.3 102.5 --lt.P Sq Root Velocity llend Root ln. H10 0.2223 0.2275 l Wt..vc Weight Water Collected Grams 1234,5 1259.3 T, Duration ofT est Minutes 480 480 c, Pitot Tube Coefficicm Dimensionless 0.84 0.84 "] D, No?.zle Diameter Inches 0.3995 0.3995 co, Volume% Carbon Dioxide Percent 3.10 3.20 o, Volume % Oxyt:en Percent 14.90 14.70 N2 &CO Volume% Nitrogen and Carbon Monoxide Percent 82.00 82.10 Vmstd Volume GM St1mpled (Standnrd) dsef 242.212 249.490 Vw Volume Water Vnpor "f 58.207 59.376 BWs(mcasured) Fraction H20 in Stack Gas (Measured) fraction 0.194 0.192 Bws (salllrated) FractionlhO in Stack Gas (Saturated) Fraction 0.117 0.119 Bw5 Fraction HlO in Stack G:1s * Fraction 0.117 0.119 1 x, Fraction of Dry Gas Fraction 0.883 0.881 .I M, Molecular Wt. Dl)' Gas lblll>mol 29.09 29.10 M, Molecular Wt Stack Gas lbllbmo! 27.80 27.78 I %1 Percent lsokinetic Percent 98.8 99.8 AVG T A vg Stack Temperature 'f 113.6 114.3 114.0 ' A, Stack Cross Sectiourli Ar<:a Sq. Fl. 1.767 1.767 l PG Stack Static Pressure ln.HlO '0,053 -0.053 Pb, Sample Pot1 Bawmetric Pressure ln. Hg. Abs 24.63 24.63 p Stack Pressure ln. Hr,. Abs 24.626 24.626 I ' Q, St3ck Gas Vohunctric Flow Rate {Std) dscfm 1.04E+03 1.06E+03 1.05E+03 -l .,.;, Q, Stack Gas Vo!umenic Flow Rate (Actual) cfm 1.55E+03 1.59£+03 l.57E+03 . ' v, Wlocity of Stack (las fpm 8.77£+02 8.98E+02 8.87E+02 .J Curies Radionudidcs per sample pCi 50140.0 70160.0 Crad Concentration ofRadionuc!idcs pCi/dscf 207.009 281.213 244.IJ l . , l ERr ad I Emission Rate of Radionuclidcs pCilhr 1.288E+07 1.785E+07 l.536E+07 .d J * If the measured moisture wntent is greater than the saturated moisture level (supersaturated), the saturated moisture vnlue will be used in nil calculations (40 CFR 60, Method 4, Section 12.1.7), I 'l I l , I 'I ' l '· I ) -:, .• 1 I ,] i 1 I ·.J I .I Symbol Date Filter# Begin End Pbm t.H y Vm Tm -it.P \Vt,.,.c T, c, D, co, o, N,&co Vmstd Vw Bw, xd M, M, %I T, A, Po Pb, P, Q, Q, v, Curies Crad ERr ad TABLEV COMPLETE RESULTS, PM DENISON MINES CORPORATION YELLOW CAKE DRYER BAGliOUSE DescriEtion Dimensions Run #I Dme 12115109 5502 Time Test Began I0:20 Time Test Ended I2:22 Meter Barometric Pressure ln. Hg. Abs 24.70 Orifice Prc~surc Drop ln. H~O 2.300 Meter Calibmtion Y Factor dimensionless 1.006 Volume Gas Sampled--Meter Ccnditions " I I0.973 Avg Meter Temperature ''F 102.9 Sq Root Velocity Head Root ln. H!O 0.6115 Weight Water Col!ected Grams 15.0 Duration of Test Minutes 120 Pilot Tube Cocfficiem Dimensionless 0.84 Nozzle Diameter Inches 0.2725 Volume %Carbon Dioxide Percent 0.00 Volume% O.xygcn Percent 20.90 Volume% Nitrogen ami C:~rbon Monoxide Pcrcem 79.10 Volume Gas Snmplcd (Standard) dscf 87.040 Volume Water Vapor "' 0.707 Fraction B~O in Stack Oils Fraction 0.008 Fraction of Dry Gas Fraction 0.992 Molecular \Vt. Dry Gas lbllbmol 28.84 Molecular Wt. Stack Gas lbflbmol 28.75 Percent lsokinctic Percent 95.7 Avg Sll!ck Temperature OF 60.4 Stack Cross Scctionl"ll Area Sq. Ft. 1.396 Stack Static Pressure ln.H"O -0.26 Sample Port 13aromclric Pressure ln. Hg. Abs 24.63 Stack Pressure ln. Hg. Abs 24.611 Stack Gas Volumetric Flow Rate (Std) dscfm 2.61E+03 Stack Gas Volumetric Flow Rate (Actual) cfm 3.15E+03 Velocity of Stack Gas fj1m 2.26E+03 Radtonuclldcs per sample pCi 9213.0 Concentration ofRadionuclides pCiidscf 105.8482 Emission Rate ofl~adionuc!idcs pCilhr 1.6588+07 Dryer llagl".ousc dec 09 : l , I I . I '' I : 1 I t I 'j iJ 'l I . .J i : .. J %! = percent isokinetic, percent A,~ stack cross-sectional area (ft3) ASL'.P = see ..J,c~,p M5 Nomenclature Btu= unit heat value (British thermal unit) Bws = fraction of water in stack gas C8 ~ concentration of particulate matter, back half(gr/dscf,Ib/dscf, etc.) Cr= concentration of particulate matter, front half(gr/dscf,lb/dscf, etc.) C,,,1 = concentration of metals (ppm, j.lg/ft3, etc.) atomic symbol replaces "metal" C02 = percent carbon dioxide in the stack gas CP ~ pitot tube coefficient (0.84) Cx ("g)~ species symbol replaces x. Cx (<on)= actual gas concentration corrected to required percent 0 2 L'.H = orifice pressure drop (inches H20) 6H@ = orifice pressure (inches l-!20) 61' = stack flow pressure differential (inches l-!20) D, = diameter of the stack (feet) D, = nozzle diameter (inches) EA = percent excess air ER8 = emission rate of back half particulate (Ib/hr) ER, = emission rate of front half particulate (lb/hr) ERmmBru = emission rate per mmBtu or ton of fuel etc. ERx = emission rate of compound which replaces x k-fact = multiplier oftest point 6P to determine test point L'.H L = length of rectangular stack (inches) mBtu = thousand Btu M, = molecular weight of stack gas, dry basis (Ib/lb-mol) MF = mass of particulate on filter (mg) Mr-r = mass of particulate matter on filter and probe (mg) mmBtu = million Btu Mp = mass of particulate matter in probe (mg) M, = molecular weight of stack gas, wet basis (g/gmol) N2 = percent nitrogen in the stack gas 0 2 = percent oxygen in the stack gas --illP = average of the square roots of 6P (may also be referred to as AS6P) Pbm = absolute barometric pressure at the dry gas meter (inches Hg) PbP = absolute barometric pressure at the sample location (inches Hg) Pc = stack static pressure (inches I-!20) P, = absolute stack pressure (inches Hg) P"' ~ absolute pressure at standard conditions (29.92 inches Hg.) 0 ~ time of test (minutes) Q. = stack gas volumetric flow rate (acfm) Q, = stack gas volumetric flow rate (dscfm) Ow= wet stack gas std. volumetric flow (ft3/min, wscfm) T, = stack temperature ("F) T"d = absolute temperature at standard conditions (528°R) Tt= see 0 1 I : l :j ' 1 'I '. '. ".] '] l ·• ' 'l ; l l , I ,_ j i .. j M5 Nomenclature Um = mean molecular speed (cm/s) Vm = sample volume (ft3) at meter conditions Ymstd = volume standard (dscf), sample volume adjusted to 68°F and 29.92 inches Hg. V, = velocity of stack gas (fpm) Ywc = volume water vapor (scf) at 68°F and 29.92 inches Hg. W = Width of rectangular stack (inches) Wtwc = weight of the condensed water collected (grams) xd = fraction of dry gas Y = meter calibration Y-factor (dimensionless) l . I I (] : .I ] . 1 u i J 1 , I ' ,_.; . ) .I .. JI '· Method 5 %! = Vm,.d • (T, + 460) • I 039 I (0 • V, • P, • Xct • D/) ' A,= (Ds" I 4) • 11 Bws ~ Yw / (Ymstd +Vw) C8 = M8 • O.OJ5431Vm,.d Cr= Mr, • 0.01543 1Vm51d Cx (corr) = Cx(.,gl • (20.9-desired %0z) I (20.9-actual %02) 0"1 = 2 • L • W I (L + W) D, de>= --1{0.0269 • (Pbm + 0.0735) I [(T01 + 460) • c, • Xct • --I[(T, + 460) • M,) I (P, • M)]) EA = (%02 -0.5 %CO) I [0.264 %N2 -(%02 -0.5 %CO)] ER8 = Cs • Q, • 0.00857 ERr= Cr • Q, • 0.00857 ERmmB'" = ERx I (mmBtu I hr) c. 4 2 1 K-1act = 846.72 • Dn • ~H@ • CP • Xct" • Md • P, • (Tm + 460) I [M, • (T, + 460) • (Pbm +Mil I 3.6)] Md "° C02 • 0.44 + 0 2 • 0.32 + N2 •0.28 M, = (M, • Xd) + (18 • Bwsl P, = Pb, + (Pa I 13.6) Q, = V, • A, Q, = Qa • Xd • Ps • T51d I [(Ts + 460) • P51ct] Ow= Q,l xd Vm51ct = Vm • Y • T51d • (Pbm +~HI 13.6) I [P,.d • (T01 + 460)] V, = 85.49 • 60 • Cp • --I~P • --1 [(T, + 460) I (P, • M,)] Ywc = Wtwc • 0.04715 Xd = l-Bws 'I I "] ' i ·. "; I ; j : l , I J ·'' ~ I · •.• .> ,] I c ) APPENDIXB North Yell ow Cake Scrubber Preliminary Velocity Traverse and Sampling Point Location Data Particulate Field Data Yell ow Cake Dryer Baghouse Preliminary Velocity Traverse and Sampling Point Location Data Particulate Field Data B c l . I J [J 1 cJ . ' I ~·j . i I I . ' .: .t North Yellow Cake Dryer Scrubber Ll n 1 . I . ' I ·: 1 ij ) I i N B Stack Dia, Ports arc Pons are Traverse Point 1 2 3 4 5 6 7 8 -! 18" 9.5' 9.5' Percent Diameter 3.2 10.5 19.4 32.3 67.7 80.6 89.5 96.8 Preliminmy N Y Cake Serb Facility International Uraniwn Stack Identification North Yellow Cake Dryer Scrubber Date I'?/, C.: Barometric Pressure Pbm '2":/.:1-fJ in!-Ig Pb, 2. o/; t' ~ in Hg Static Pressure (P 0 ) CJ. 0 5" 5 in H20 Estimated Moisture (Bw,) 4-16 % 1 A Sample Height from Ground 70 feet Comments: Reference: 0" Upstream from next disturbance Downstream from last disturbance Distance From: Ports ID Reference A B c D E F 0.58 0.58 f;;pf . o<!5" 1.89 1.89 .o ~ ') 3.49 3.49 .o<W 5.81 5.81 • cl t.lC 12.19 12.19 . 6[, [I 14.51 14.51 16.11 16.11 ·011'"6 .oS"O 17.42 17.42 Averages: Ts __ _ L.Fiow ___ _ t.P __ _ ..ft.P __ _ l<EY => LIT_, __ .=t.::,P_L._F_-l_ow_l ~ ----~.J :..._¥'--) '-~-~' '---J ___ , 5 Field Data Sheet s":Jt>( TETCO r5 S..'tmplc Box ·-filter __ Page j_of Z Run// _j_ Plant Denison Mi11cs Loe:uion: No Ye[Jowc.'tkc Dryer Scrubber Opcrator:-ib'"'Sf-----i Do~o: I 1/r qo ~ Bo N Tr~vNse \f---'-'ii'-c--c-cJ\ (j; r~n1 A 1 15 SO"}.~r:z.· ,()~ .'ifi-.c;i.--'1/ I{('" 11'.-fV [.,:)~ i-"'J? 4-)-~ Cj() S"ckD;ornotoc 18'" 2 30 5/h. '-1?:< •O<f ·'i!-0 ·SO 2--Ill u+ 7S l7.c:C: 'ib '63 i<;-Port'"' - - Port Reference _O.Oft_ 9.5' Upstrc:un from next dlsturb:lncc (-2 45 <;"'!.') ':; T · 0 cf . IS -, · Y ":> 1-y f !j-Z-5'1' Z (;" 1,.(/1.. 4 <;! '1-/0 3> !'Ort>O<e 9.5' Do"'""""'" frnrn lo;t d;;tu•hooco 0\, .;{-'i;&o 3 60 ;, 7' l{oS -07 f.{l) /·(D 7 /OU 7_/]r.) L.-5> Z&6 ((-• 00 IuS Am•mcdMo;""" 4-13 % .r.:fJ/.'2.2 3 75 $'<',5S ,()ll\:l .c,<;.C, 'l {(:)() 11.<;"it1.~ 1.f."l'1~ \s'"; '1'Z-!'•obc zj--&: Cp~ 6 4 90 4"5·1.(/o •0,1;7 1 )·1'-\ /·if' /.-/1>{; ~.; 'Z.Ifb 2.o\s" !;' .;{j /6 NU>2icColib"lioo ' 1os I<;"~' -1..">'1 • -0§7 1·1'& 1·1 v 101:1 1..'1 'lc;"'! 1. 1 c::v "JL 11 V :r:J:1 3.S.5__ .o/oo . <fO" 5 120 £'-1''-\"/(() ·OW J.'{\l /· () /!.(;" !.-)' I'Zt;sJ-'2. 0 5c( ~~ 1/'i A'gD.3'17.5'i,ch" .;'6</.1P 5 135 l-fr5.:ti·On ·Ofol, H."\ t·V[ "-1'1-\" -z:u '(.<{~ 7/'-~"\ 5"t· 110" 1-t a""'" J..)-C-2.- ' 150 s"l .qi ·11'11/ . '& '-\-'VV -~ t·';> 'U·I\ '1-t.t I '1..50 r,s i /6 II '1 Co,olc~ 6 H 1ssl/oD· L").O{.'(... J-1)..-\·l.,'t.,. t. 1\'\ "ZJ..\1/L.s.(K'<JY /01/f~ Y-Foctoo /.oo> 180 {,\ H'Tli ·OSi-1-o\! I·Oio ill -z.,tiv 1.."; 1..~ c;-~ /0\ 11'_1 '"" 1·(.5=-,;;i"",o 195 &<-~·'L1_9 -OSD,,•.o;l 1-o"j, 1t_ II¢ -z..4:C 7.r,c( t_~~ 1!;'1...-/00 lls-[3:\romclric Pressures 8 II I 210 i\(n"f6 -U."-\. 1\-oS'Dlff.OYTio\\)V \\ii7 _l_i_~TH'fi"[1-\L2:S II cHI to 'r c~~\~# ~:;; :~~l~~~--o~"'il·~cJ·~~~~~ 1w lu1~~~~ u~ >'fiP= :!-~~.,~ 'V Torn!~ Avcrag'*' JS.''J.J<([) ____________ ,. ____ _ 1 \1-,c"l;om"~" j 5 )'£. l\)0 ) -\ q·,vo \.: ' ('\,; \,--'] G' \~·v"-\ i)' T orJ ·'ltv 'I . Pbm 2-!../. "7-0 inl!g. Pb, ..!:::::{ (, ';> ;o llg P,. -0.01>5 ;ol!,O Lcok Chc><:k. l'rc 0)/mo" {) ' 00 J- Posl o-oo1 '-' '" "h! z. </ c) L2 r,:u: Rate {J ' Q ~ lnH/i~~ ~ 0·.-....7 W:!.lcrCollcctcJ g Timc:S:lmpled ~ min Review I~ K• K= @Tm @T,~ c 5 Pr ~ .. ----· "----.-... :,........__.; , ___ ;;. ,.,. __ ,, TETCO If< Ficltl Datn Sheet Filter SCffO SnmpicBox / .Nff( -- Plant: ..:::::::::::;::,;;:."f:::...--/--- O;tk:: _,J-'=:.'-/-Jd-f...(L~ Location: Nortl i!owcakc O!)·cr Scrubber Operator: --1'"-'-+ Time ~~·} Tr:t~'l'e l'cnl\ Ciock ! Min (O) DGM oP I t.H (in.l-1,0) ! ... !l~ll Desired Actua\ In 1 l'f·7DI z4oJ&s-'O:fo·o,l.oWli'Y\l:l"''Jeull!0 ~ 1'2-t;'TT·p.y I&Wis-7ll"ls=l c,-j-- 1 255 II faH-7T-F\I.o7&ll-1-o 1_-J-o II 1/llle>-f' lt&"ll'Z.-'i-r.l-z-'1 +1.:>1-II "i& I 16~ 2 210 u b~1ffl-o;.(ijJ -'+-vT 'tv 11 i---lr7rtf 1-z;':J'i?Tt-7.>1 '16'&!5"1 rw1 1ro .?_ 3 300 II (.''ll·i.f/011-o7011--:ro I -'f-o Ill/ mrto~ l'&o.{?n<i717/cl'1f:;7 llloo IJI'Z-- 2ss IIIL/6'l·ml~~ ;19'?11 -z..-rm>J-z.$'/JI-z..s-z.-l-z.Gi:'lt>S'-11 q"i I rl/ 3 315 11 "7G0-"1Lf9 -~ ·o ~'l II .<i;-6 I -,., D II?TJI'& I 'i7)1-z.ct?I-7C;'ol s'7 II iOTTll > 4 6 405 ':):, 0. qCfl .{)'('i ).\\ 1\.\\ 'i--ID'J 'l--1)A:1.H 11;:rw~ G' I I 'I~ ':z..A?..()\ 1 420 "JO.£-t~<.\ .0'5'i l·o"\ r·6' L ot 'l.i'-l.Z.IfV'LG2<k'1 g<J tot 17 qb--r} 1 435 -i 6V-~5'7 .vs I· D·.r 1·1> '1 1c 'H'i 1.~ . 7.ll'\fl-\'O ~ '1 J~L d·1'7t· 8 450 J-CtiJ-1\') -05t f·o'l-11•1> 4" {"' tVII ~'1;1 "7).9 jC.-11' o"J loS '~ .I-{ '6 ~ ) 8 . 465 ~-~q .'1151 ·O'l1 lQ) I i-O~ <) '1, 7 .JJf!::_ 1}.~ 1~1 (..\ '{ 00 )jj"l_ \(" &J.Y 480 '(;' CPi . ( 0 /) J..<~IC f.ft'0 'YO -fq~1!l /f>0.Y:1 ,G-, J0;1f6 tH"' f· I S'l :r?io "('p;~> fi~~0171 SESF=II I I I I 1M= t-f.S') 7li W'6 · "l'-!'6 ~. II II L II II I I I II I L c~"-c\.."' II II L . II II I J I II 1);1..\-v-""" i ~"1 v -...... ~ ~ _ ..... _; Page L or c. Run 11 __ 1 i 80 N A Slack Ditlnt<!tcr _!8" __ Port Reference _ 0.0"_ Ports arc 9.5' Upstream from next disturbance Ports ::ue 9.5' Downstrc3m from l;~sl dis.turbnnce Assl!mcd Moisture 4-13 % l'mbo zj--b Cp ______Q&i NolZlc Catibrntion ~ ...:..22_j . -[oi> • '-(" o AvgDn }'"~~~ --- 0"' Bog 1-\ C.-"l. Coo.o~ ~ j-:r;o-f; {, O D v-raclut 3 oH., \· b5;f) i" JJ,O B~romc1dc Prcs~s i-Pb._z.'-{."1 ~i,Jig f6~ Pb,, ~e / i•Hg r P, -iJ • Q S 5 iRil,O ~-0 ~ ~2lc Ctu:-:k: l'rc Post _; a-our,.,'"'" o.ooG o · oof 2 iJ.O ~''""' 23>.0 __!_.3_ ~(r'-p,,.,,,,. 0. 0 0-0 00° . CJ • o ,,,,o o·-t:'l e. z. 2 zo.o - Water Collected / "2--3 c-{ · S g Time Sampled ::f.J!:.Jl min Review ().--. 1 -r?-s5'1To,,r )t78'. Cf'(( .; 1--l ~ ·w~'{ &~~) ~-t-O . tt?.-"J . qq~ I\ ;,.lo 9 q. 7 K· @T, • ..J K"' @T, l .\ " \.. \ J '~' Comonem• ·, J} tj) .q/-r ~ j~\~ 11 1\. \ ,;'" ~r 7'v..)'-O.~ "":;., " L--)" ~ .;..~~·~·"" ' ~ .. '"~ -~ ~ ---· -·--"' S Field Dnta Sheet Ai~ETCO (2._ FiHcr > \ Sample Box_....J,.L-P3gc _t:or_2. Run if 1.- I~: 0"\ ~C6\ Pl'"t Denison Mrs ( Date: lz.,t{o f>fj Tr:w~m! l"oir.t LocMion:"N"o~c"ll~lM(!":.O::"""'-'""'C::.-"'::O:e::::o. Operator: --P''--\ DGM II AP I I v""""'l-~=:::.r-----.--------4!-=~ W'1 r.,u,o, Dc~ircd r .. J~\ I Stack (T,) i sO N , B+~-lP"7.'tl\-~o---f-:!,:::-1m ~! 9.5' UP''"'"' from next cll""'b"" ~ ~ ~ ~ 9.5' Dow"'"""' fmnd'" cll'""b'"'" l'ot1 Reference _ 0.0''- A Slack Dinmctcr l S" __ Tot:'!! ~c Comm~nls / IP q: o) rU ::,~ 5 II~ 5"~~-"W~I-1'51 . ':f'Jl[Vlfii:J{p 11-'11/ I -&'5-t.p ... ~~'l-11 41? I )l ~ o n4.io\-i'S-'o' .ll·o}IPJ·1s-I ._25_11_e-llw"'J (,-'.> 11--+-IL..'i..3"1s-c:LIUo"1--l It r5 ll.vrn"'l-~~'lll-o'-~'1\1."\'"-l·ct~ II 711lo!fl ll>ll -z-:t-lln"-15(, II 011 11-z..- •o 11?:"¥1· 'i"'t! II -ob~lll-~t'--11·'-fv II td II 10\s' I /i-;"11 '2.-:\PI "Z-l-\1 >1-' II "i '11 I! ,5 11 c:;;"lJ. o > "l11-o ~'6' 111 :'7-tlT "~ '711 lb rnt, 11 1. ~'11kY 1-1r q S'?J 11 "J ~ 1 \\ s- ro 110o"L·Iq111rol::\-jlt·WT\ ~(;;II'J-111\-3-li-'i~ 11i;'fi1-S011.T II "i'iml H"G" rs 11 ~~"'7~'9-TI[o(t)JI \ ·)1fl >)-iii_5::__11Tl t. IV-\1.?r14<iltS'JC[fZ.-II 1 oor 1 1 ~ :o nqt"\Ar7 11·0"''611 \-"1;,'> 1\'-WJI '711 lCtJ~t.\JI i,{i]J'l.-1.\ I f,t{ II fo\ I I >5 IJ'''SPc;) Jl·oV!-]11-1-SI ,._-1:_~1'-t IJi-<S 1 1--PoJ-l,l.~{{; 11 '73:111°"1 n~ "Qll1l..\ . .;-~ o r:or;q~rcn i'iG 7>' o 1--"'' ~J c;-1-' to 1 I!, ~~(,. o:Yo -1. { {).v"" ;,t""' \ Assumed Moisture 4·13 % Pmbo Z 1--(;; Cp~ Baro:rJctric Pn: _.., l'l ssurcs l'hm .<:..-"1 • -;}-0 ;f. Z.. Ph, 2 cf . (p S in llg f>g\ p . lo. l>>l<g r-' n1\lu.OS"' o.ou C;"'c"~'· L 3r~ll,o l Z. r.'rmi> ..f2:!:. 0 I( l'l1i( v~c in 11~; Z. Z, pr-e_ Pnmlt.:ll~ 0· 0 (} . Q 0 1) l>ilrO (). ~ -z_.. 1..:2--Water Co!lcctcd g Time S::mp!cd _[j__ min Rt.!Yicw f-1--, K= @Tn, K= @T'" s ' '""'"""'»""' tv·~-, _ _; 1...--~._~_;; -· --~ ___ , __ -:....: __ j Field Data Sheet t(g TETCO (7 Filter .2__ Sample Box __ _ Page z_ of~ Run II Z... P!:~nt-=-===r:;:.t- Datc: Location: North Yc\lq,wcakc Dryer Scrubber Operator: ----1t;l.:'--''-------i 0 T';j Time Pilin1 Clock Mln (0) 1 I l't: ;· 240 1 255 2 270 2 285 3 300 3 315 4 330 4 345 5 360 5 375 6 390 ~ 405 420 435 450 465 /(i'. >1-480 Total Avcmgc Co<~~m<:;o1s N 8 6P I I v"""" ll r .. u,o) J f .. n,J Tcmpcraturcs("r) lf-'C::"-'r~= c I rrobe Oct I Filter I Emucnt Jn DGM tn'l q(,:.;..y;,·/.11.o'I~JI-"!D 1·"10 11'1---llllb li",Tl2-\J'(pl1f.<ik5lltvll fit> A ~ ~ .q "t. • ' "& Stack Diarnctcr _! s~_ • '1 1... .q V Ports arc 9.5' Upstream from next disturbance ~~t-1 ,t:l'{ ·~ Ports arc 9.5' Down:mc:un from IllS! distmhancc -±--"7-":-;-T:-1 • £1 L _ :S 1.--- Port Reference _o.o· Assumed Moisture 4-13 % oo::>-oov II ·oL\L,1I-c,1--1-'11/11 t.\ II !rlo I<Z-wsl-v;-hlt-5'1 I lo) II "'si \I ot<i.'IIVII ·()(,olll·t71 1--t.":>ll~lll< I1,G\?11:96Tt~">.-1li"1CII 111,- Qh'?'-'S' 11-gt[l[ 1·1\? I Hlr' IIWlliO"? 11.10 I U61 t&q I q:tll Vl-:l-1 1t:-; Jo<-flo.ov<; 11-oiD)II /-1-'11 /·1-'1 II C: II llD 11:-rq ?.s<\1 ..z_(gol'-\ rll .:;r; 1 trt-- lt,.,~;il)~ -eN L o\J7IIvt.'\ ltA"' II 5 II tt1-11.'1-P I iC{f-I.Z.v") I <i ~-II qe;-I 11 Cl li60T-~<{GII ·r?!V\l l-i51 \:1Ji1P7ll 11-•III'flTi"fl]TTn;:i.Vllli·ll II I 1o1~.G<{'-\ 11-~nl 1-t-> I l·t-7lllfllt1.5 I ~1"0171'\,1 t-(9; 1<-\v II c;~11 11 l u~~").t.\ 'i'l>ll ·0\#6]1-l-'1.1F~7l~lfl'[CfT1-:t\T:15'i~ })I \..\''.fll "1~fl-lt'G lo'!4.'1'{/IL· 65S']IJ\~lT\Y r :f-TtT5'-;lt::;G'\I-J.~5J~~"l'-l.i II -171 11 r 1/f0.5?"'II·OS'flli·\v !1\\.o II "iilltt..'l 1'2-v'\ll-~Ct!Zhi-ilf<d'1tJI rll ,; , r-z..l-oc;'61L·o2~JLJ·I1:'JJ·\t>Jt_ s-... II Ji.·v_[ ~:to 11..r..v [-tv':\' 1 qc·lr qqTJT'L-m P-4t Probe z.?--G Cp~ Nozzle Cnlibmtion .-:;"i"'~ .<fDo !-fo<> AvgDn .:>'9'js-inchcs Gas Bag rk--"C.. Console LP Y-Poctnrf"·~ {··D'.:; 6H0 .lJ..s=kinl-110 Barometric Pressures Pb, 1'--j.:}D inllg Pb1, Z Y · b ';-in 1-!g ' 5 r" ~---::fT ;, H o - .,. «:-2'______ ' ~ j... Le3k Ch:x:k: Pre C:~ Post .... ~ n'lmm o.OD ~ b.ooS tv 7 -'11D 15~-o-:fD ";>\ '\. '1'60 1 1.7.'6-0t\ 1 .'<--!.. -t<J ~ ·(.1·1 ............ l·Ot\ I I )bS''l ./ tiel.-) l.£& l / - t () -z.< ~''"'~Ph 'Z '{.. _ili pfZe. r<tot Jhte (J • 0 C). i) ~ lni!,O o.t,t;.. ()· 'J<{ Walct Co!lcc!ccl \ 15-1.~ ThnoS,mplod ~ 0 Review K"" @T. K• @T, g min j . I I . J ' l :.1 : 1 ~. I i j . ; . l ! Yell ow Cake Dryer Baghouse :-I ! '1 ! _, ' l -·-~ ; c~ ' ; j r N Stack Dia. Ports are Ports arc Traverse Point 1 2 3 4 5 6 Prelim 6 pts blank Facility Denison Mines Stack Identification North Yellow Cake Dryer Baghouse Date Barometric Pressure B Pbm in Hg Pb, inHg 0 Static Pressure (P0) in l-120 A Estimated Moistltre (Bw5) 1 % Sample Height from Ground feet Comments: 16 Reference: 0 57" Upstream from next disturbance 468" Downstream from last disturbance Percent Distance From: Ports Diameter ID Reference A B c D E F 4,4 0,70 0,70 14,6 2,34 2,34 29,6 4,74 4,74 70,4 1L26 lL26 85.4 13,66 ]3,66 95,6 15,30 1530 Averages: Ts ---LFiow --- LIP __ _ -.!LIP __ _ KEY=> LIP L Flow' ·---- !'AS TETCO filter _55' 6 2._ Sample Box_f__ r:idd Data Sheet Phmt: Dcni~;on Mi11cs LOC:!lion: North Y cl!owcakc Dryer BaghmL~e Do<oo t;l-\ I'> J 0 "i Operator: ..-\to€-\( ~Yw :oee= Tr""'~ Time DGM AP 1.\H (<>HP) \':truum Tcmpemturcsm l'oin1 Clock Min (0) rn'1 1••liPI Desired i\C[\!:1] 1Milrl Sw.ck (T,) Probe P"*'=Oiot Filler Emuent 0 =R !D'·/;0 0 ?-%"5. )1.:0. . "' 1-]l\ I :)_lj ~ c:o ].";1. ,;n,_ d-11. ::,l( ~ '"' .>.'i? 3 5') .)~ 2-b"! 2.o'7 3 IS''i ::no ).71 ;;,70 3"1 3 :1-o ')0\. 'i57 .qo :z -'\I Vii 5 ?& .Z.'5"/ >'Jo J-1o &'! 4 30 6\\ be., .<.f:S 12 ·'5'1 2.64 "' 5'1 CJ.?o o_{')_ ?.("L '1\ 5 «o $LO.'J<;o ·"II 1. ,tl/ J.Xl 'I LEt:J 71• :112. ,_ 1t-Lj"l 5 "io <,",o.'lS"l •to .1A1 2-47 'i I ~1... -;.n. ;>1'0 ). "1 I L-\J " 1 q:'!J. vv 31.\ 0. 065 ·74'i ! .1'1 1-1'j !..f vi :JI.eo ,;1~:1-;?-'1t-'12- 2 "k> 'Z.'1'l .s)i . :L'1 1-1'1 I· 7'/ 1'1 '-<'!J :20~ :Jf.A ~11-'i3 3 '1)1? :SS"1.7'l'Li·'31 j_'j'l. 11-qz.. "{ V3 ,2.(,\ ;).1?.. £}-12. <-~? 4 "l'D 3f,u ;2}.'\ .'{o ;2..1.\"1 ;),'{ol <{ r/) 'J-u."'> :;172.. Yl.,_ "!5' 5 )DO 3!"' . (.,£.~ . -1~ 2-~ 'l. .';;'{ I« I o& ;1.1'1... li-T2 • rl-1 I <:."L 6 111) 31!'5 -0{, . "/'(. ;;, ."r'l :l..-'17 '-\ u'< <?-1\ ;>11. "--rz .. -sr. l 'J. ·.u,.. l'Lt> '!.1 [, -2'1~ ' I ! Total l tt, AtS,; 11. ?>?><i9L ;2.1 .'55 / J'l.") v' Avcrngc 1 '[L{ it;"/ fu"P / {<0 .q / C'Mm•""l' -X y ~ .... r~\7 T/"'~ !.:?.4? 0/ rt?if.J' J7 ftl!'i./-;, "1 ), 7 tfi(/ )<T . >I~ tf C ) 'r; -·-- DGMTemp(T,.) 0"1 In "'" 'iSC\ if" C. ~ 'ole '71.- 0$' I o") tOV 1/l ~~~ \t') ID (q /I") IO'l 11l ll\ II"\ l!o) Ill-/ lD I lo'r )00 I '"'1 )1-i{_,q v 1()2..· '?r v ''1 ·"'·---' _·_·:_] ____ , P.lgc_l_()f_!_ Runff_j_ i 8 Ao N Stack Diamt:ll!r _ !6"__ Pnrl Reference _ O.o-_ Por1s nrc 5T Upstrc:'lm from next disturl'lnnce Por1s are 468" Downstream from last dislmhnnce Assumed Moisture _ _,__% Probe 1i t!(G Cp~ Nor.zlc Calihr.llion . ;272 . 2 "7 2-...::z.:J.:). ....:u.3. A vg Dn • ;l. 1.2-:;:' inche~ Gas Bag Ambient Air C(msolc __ y.roctnr ~v_ l.oo~ AH® ~ ini!P 13:uometric Pressures l'bno ;)t.!.{O inilg Ph~ ;J"'i -1..!3 inHg Pn · 2-(, in 1120 Le.:~I:.C'l:eck Pre Post nlrm:n • bo~ ·000 oncinll!} :201 -+ f'itot R"'e ~.o o.o 1~11:0 ~-b '),O WMer Collected I F. C/ g Tim{! Sampled J 2. 0 min Review K""' @T,n K"' @Tn: ,. I I "1 I ' l : ~ l I . J "] '-.J . i . ' l.) i . ' -.) North Yellow Cake Scrubber Sample Recovery Gas Analysis Data (ORSAT) Yellow Cake Dryer Baghouse Sample Recovery Gas Analysis Data (Ambient) Chain of Custody Lab Analysis APPENDIXC c I f'"} 'j 'J , I ~ J I I I ' _·, I I ~3 '' : l j :.J I • I . I I North Yell ow Cake Dryer Scrubber '"l i . ' .. , J I . ' ·. _J Method 5 6 imp Facility: Denison Mine Date: --'-1 'l.::cfc.ct_;_l ___ _ Stack Identification: ..:N.:..;Y:...:C::..S;,:;c:.:.n::.:>b:.::b.:::er ____________ _ --··----·····-------------JM;eiNGERS Filter Number 5so) Final (g) Initial (g) Net(g) Run: drop out ' Joo"3-'l 'i3f. 0 5Vo .q Sample Box: lmpmger Number Initial Volume ofliquid (H~O} in impingcrs, (ml) I 100 I 100 I ' ' ' 'i~l·3 '1 Ytl• '-{ 1 -;)(,,{., b 8'l, I {,{(.,.€.{ Vlo-o &'13.) 5$4.3 '3~'\-"l 2.<-10· '-{ '{ ~-( 'i-S -----T-otal (g)==\:=')_:="':,:=· :=LJ:=, :(==:==:::._ __ _ Silica Gel • '\ob,'O B5.3.{, 5'1.,'-\ --··-··-----------IMPINGERS Filter Number !MP!NGERS. Filter Number Filter Number Final (g) initial (g) Net (g) Run: ..L drop out ' ., 'i; 1...-'j •[3/.o 5'1 ~ ."f'- Run: drop out Sample Box: lmpinger Number 2 I 3 1..1..12.. Initial Volume of liquid {H20) in impingers, (ml) I 100 I 1oo I -Silica Gel ' ' . ' • '13'1' (,1 "iZ}·:} & ()./ ~'1 'i-.c; q" I. (, ?...'i.o C.'il-6 <'.'(3.\ 5't!. B 05o-'1 310 -!-z Z-S'· '\ 1(0-0 t~-(, SO·'if Total (g) Sample Box: lmpinger Number .1..1 3 1..1..)5 __§_ Initial Volume of liquid (H20) in impingcrs, (ml) I 100 ) 100 I Sili'"Gel Final (g) ___ -+-~---+---+----1---+---- lnitial (g) ___ -+· ---+---+------1---+--- Net (g)===,.,.b===='===='"====l===~=== Total (g) Run: Sample Box: lmpmge1· Number _z_ I _g_ I ,$_ I s 6 Initial Volume of liquid (H20) in impingcrs, (m!) drop out I roo I 100 I Silica Gel ' Final (g) ___ -+---+---+-------1---+--- lnitial (gl ___ -+---+---t------t---+--- Net(g)===:h==='====d:==="====k=== Total (g) . .l J ~1 l .. ·~ ', i . ; ~"1 l . I 'l :. I '] ·: 'i . l -J u l 'I ,,J ., ) . j ,, 1 j ..... s I '·} Plant~-1;-l>o"'-~~ Analytical Method ORSA T Date (~{ / Test No. -~--;7--;c-:::-;r Gas Bag No. !Jt;.., -'C Ambient Temp --lil01'r-"?.L._ Opcrator _ _.~z.:c.+-- Do.te {l}l" \o'\ Test No. Gas Bag No. Ambient Temp Operator Date Test No.----- Gas Bag No. ___ _ Ambient Temp ____ _ Operator ___ _ Gas ,.r ) ./ Net ?·1... ')_ 1---z,.'t- 17·'1 \"\·"'~ Net to2 was determined using a gas analyzer CO is not measured, as it has the same molecular weight as N2 Location_~/}! '( ( Net '3. ( ?. ( $. ( Net ?-f.. 7·-( ~.-( \v\.J- Average Net Volume .., ' 'Z/ '1 . I . i ] . ' ! '_) Yell ow Cake Dryer Baghouse I . ' I 'l 'I ' l 1 .. J •' · .• ··] ' 1 i '' J l u ' I ' I .. ! Method 5 l'f;;' J !'--Facility: Denison Mine Date: _,_1 ?..,::,_-__:::;:\ ,.,L.s_-_:::Oo_"1L_ _ _ s_t_ac~~de~tif:~~n:=N=Y=C==B~aa=h=ou=s=e======================~-=-=-~------------------ !MI?WGEBS Filter Number )So?- Final (g) Initial (g) Net (g) Run: 1 100 ' (; 'i{5. (p 7oCc. Cf -]..,\ .3 Sample Box: U lmpmger Number 6 Initial Volume of liquid (H20) in impingcrs, (ml) 100 I I SilicaGcl I - I ' ' ' ' Lo5.<i v..n.t.. '1LI\S Sqf.{ (, { Lj • I '1l.."l.. (,. \3.q 3 ·"l I 'V"' ."'[ Total (g)==;,.l 5:;;,;,·~0~== !MP!NGEBS Run: Sample Box: Filter Number lmpmger Number ..L 2 I ~ I 4 I 5 6 Initial Volume of liquid (H20) in impingers, (ml) 100 100 I I SilicnGcl I Final (g) ___ -+-----+----+---+---+---- Initial (g) ____ I----+-----+----+---+--- Net (g)=--=='C::-=d===d===='====:b=== ________________ Total (g)========--·------- lMfll:i.Glill,'l. Filter Number JMPINGF.RS Filter Number Run: Sample Box: lmpinger Number ..L ..LI 3 l...±..l..i. 6 Initial Volume of liquid (H20) in impingcrs, (ml) IOO I 00 I I Silica Gel I Final (g) ___ ---J------l----1----+---+--- Initial (g) ___ ---J----l-----1----+---+--- Net(gl===d===d===='====='====:b=== Total (g) Run: Sample Box: lmpinger Number 1.13 1..1..1 5 6 Initial Volume of liquid (H20) in impingcrs, (ml} 100 IOO I I SilicaGel I Final (g)·----1-----l----l----1----+--- lnitial (g)·----1-----l----l----1----+--- Net(g)===d:===b==d:==='===='==== Total (g) '--~~ <....---·-' Chain of Custody Record TAL-4124 (1007) ClienrT-c.. ko Addce"' S '7/ E -J-s f c;o: N1 , f:N'' }f_ol', <:.... ....... F-=>-lc. '"'-'-~y"'' &2o Sa~-J-~ lsr:+T~~eo~:o :> __ , --~· :.-...~-: Temperature on .Receipt __ _ Test America Drinking Water? Yes 0 No 0 THE LEADER IN ENVIRONMENTAL TESTING Proiect ManagD L cc ""' r:::-J-c-L"' I D"e / / r Z-/w /oc, Te!ephone Number (Area Code}!Fax Number Y.ol 'f'iZ. C,[oC, Site Contact LabGanlacl jLabNumber I Analysis (Attach Hsi il more space is needed) Pmject Name ~nd Location (Sta~e) f.~ {5/ t:;,i· Oev.,:;.q M.vt...,. "( & 11 !;) CarrierM!aybif/ Number ConJrac:!Purc!Jase Order/Quote folo. Matrix I Containers & c, ... ,.'?rvatives ,~ I • . ~ g 8 ~~r~ I I< 1.-1 ~ 1~ ~ ~ ¥ ~ ~~ 8" .4 I XI i I I I '/.. ,-\I.:::C---s-sM ~?0 , d. I .. _ n ~ s-'{Y! .., ... " DC<\.~~ , [ N 'I.e e;..,, z:; e~'· §<{9'-z--,e.z_" IE'-/If./,1 f>l!-<-S s-.;-v S<i~~ <>~.! 6«-~· [ -!34~Lo .. 5e a"'" >::;oz. !:?tt p. \~.....-;;-:;o!.-..,..,), B«(p./ --- I Zlts-f.r'j ~ 16 4 If.. .1.-.--l. l l I I d I) I LL '\ ~fl lXI I I I I I I I l I I I I I I I -1-- fl t-- I/ ' I II I f V 11 I) ~./ I ' ( VI ~~ I I Chain at Custoz Numb9r 11 724 Page of Special Instructions! ConditiOns of Receipt Poss!bli: HaZard /dih!if!Ci!lion cQ Non·Hazard 0 Flammable 0 Skin Irritant 0 Poiso."!B l sampre Dlsposer 0 Unknown 0 P..etum Ta Client ® Dlsposaf By Lab (A fee may be assessed if samples are retstned 0 Archive-F(Jr ___ Months longer than 1 month) Tum Around Time Requ.'red 0 24Hours t. Ref.'f'!qufshed 8 0 14 Days D 21 Days ,4-<) 71f 1 j QC Requirements (Spiu5TiYJ UJ--other ~e-f-i..o.rz,l 17me 1. Received By Time 'i?A Tim~ 1<'9 ---~2. Received By ---------··--~Dare -------~me Time ! 3. ReceNsd By : D11te Time ... _ r . J I Comm•nl'< I I ,--·j D ' I j I --lv '-"' Q-'\ ( o 0" Pl~fJ-!;:: r--: -v (; e~ C... .,I\ o.r q:J.~ ,_ l .~:. (~. ·h:: c::. (Y l e t~o -U} . ( ~ .-.-\ tTs'TliJBfD'fi:N. -;;;.?,: .. ;·r-:_.::;;-;;z;;,w-;;y;o;;;;itl~-:=r~, r:{!;;::.7{0.-:t.NAf?l'.f.•7-;;y:; !:<ill:;s;;g;;;p-;;;--:-r:rm ~ -r·i;.?;:;:.;-:y ;·.~-_.:,--: ·~ ·-.-:-·---------.------,·--·--·-·'·--· ········-·-·---·· ·-··· ·-----· ··· ------ ~·-·-· ~ i ~ ! 'l c I '"''\ : I ' I I ,.J SDG No. Order No. -------·----40842 I ·• · J TcstAmcrlcu rptSTLRchTillc vJ. 73 Analytical Data Pacl.age Prepared For Denison Mines (USA) Corp. 4rh Qtr Blanding, Utah Radiochemical Analysis By TcstAmerica 2800 G. W. Way, Richland Wa, 99354, (509)-375-3131. Assigned Laboratory Code: Data Package Contains 19 Pages Report No.: 43125 Results in this report relate only to the sample(s) analyzed. Client Sample ID (L~s_t_l)nt:Q__ Lot-S~c-N:-oc:-. --:Worl< 0_':~~~~--RepOI:t_!?_~_J_I> __ f!:lt_c~ri'!o: BAG HOUSE B# 5502 BH J9L230510-3 LRKAC1AA 9LRKAC10 9358191 NYC RUN 26# 5482 R2 J9L23051 0-2 NYC RUN1 B# 5501 R1 J9L23051 0-1 LRJ951AA LRJ9Q1AA 9LRJ9510 9358191 9LRJ9Q10 9358191 TestAmerica Laboratories, Inc. ,.1 .1 '] "] J ""' . ' I ·' . J I . ! ,J TestAmerica THE LEADER IN ENVIRONMENTAl. TESTING Certificate of Analysis January 27,2010 Denison Mines (USA) Corp 1050 17th Street, Suite 950 Denver, CO 80265 Attention: Dean Kitchen Date Received at Lab Project Name Sample Type SDG Number I. Introduction December 23, 2009 Denison Mines 4'" Qtr Blanding, Utah Three (3) Stack Filter Samples 40842 CASE NARRATIVE On December 23, 2009, three stack filter samples were received at TestAmerica's Richland laboratory for radiochemical analysis. Upon receipt, the samples were assigned the TestAmerica identification numbers as described on the cover page of the Analytical Data Package report fom1. The samples were assigned to Lot Numbers J9L230510. II. Sample Receipt The samples were received in good condition and no anomalies were noted during check-in . III. Analytical Results/Methodology The analytical results for this report are presented by laboratory sample ID. Each set of data includes sample identification information; analytical results and the appropriate associated statistical uncertainties. The analysis requested was: Alpha Spectroscopy Uranium-234, -235,-238 by method RL-ALP-004 (RICH-RC-5067)* *SOP !D's changed effective 7~01~2008. Attached is a cross reference until !D's are changed over in all areas TcstAmerica Laboratories, Inc. 2 Cl J I I I ' I ','I r ] .. J i 1 ::J l '-i ~-J Denison Mines (USA) Corp January 27,2010 ------------------------·-----·-·- IV. Quality Control The analytical result for each analysis perfotmed includes a minimum of one laboratory control sample (LCS), and one reagent blank sample analysis. Any exceptions have been noted in the "Comments" section. v. Comments Alpha Spectroscopy Uranium-234, 235, 238 The achieved recovety yield of the matrix spike exceeds acceptance criteria. The sample activity is greater than five times the expected yield from the matrix spike; therefore the data can be accepted. The achieved MDA of the samples exceeds the detection limit. However, the sample activity exceeds the MDA and detection limit; therefore the data can be accepted, Except as noted, the LCS, batch blank, sample and sample duplicate results are within acceptance limits. I cettify that this Cettificate of Analysis is in compliance with the SOW and/or NELAC, both technically and for completeness, for other than the conditions detailed above. The Laboratory Manager or a designee, as verified by the following signature has authorized release of the data contained in this hard copy data package. Reviewed and approved: Digitally signed by Q ~ n..nt')~ Erika Jordan <...: J-Oate:2010.01.27 15:29:48 -08'00' Erika Jordan Customer Service Manager TestAmerica Laboratories, Inc. 3 '1 I '] i j >) I I ; I J J . ; :J l J ! I Richland , Old Richland ·--~Sl?~?J~~--SOP# SOP tl Method Reference Title Asbestos i ------·-··-:· RL-AS[J-002 N{t\ NIOSH900:Z _san: pie Prep .md Anai)'S!S for Asbestos {bulk) by Polartzed L1ght /lllaosop)' b.J.Sed on NIOSH 900Z Ltquld ScmUll<~tlon An~lj RICH·RB-5:!?.3_5_. ____________ ~~~-kard 9310 I E!'A 5\'/84<. A! ph~. Gross. AR011VE!.l ··--···-···--·r·~----·---. -,._DET!lRMINATION OF C~OSS A~!%\ IN NASAL SM_EA!<? BY llQ_J!lDSClN~ILLATION COUNT11\'G Alph.1-Gross: t<L-CPC-001 RIC~I-RC-SOI4 900.0 I EPA 600 ____ .!?_~~~~!~.0.!!~-~-~-~-~~~,!!~~-~~p-~~9.?.~~-~!..~~'!_~~~~':.~!Yl~~-~?P.9.~.!Q. ---------r-···-.. ---------~--------------··s.\170on--·-- ~~~-:~~~.::l .. -~~:9.Ps~------~~!.:'-RC-~3~----------------~~-~-~~~---_______ _E~~~~.!~~~~_!I.!:~~-~~!?.~~l_~-~~!~.!~ SOIL, SHg~~~:_E-·~-~c£00D ~~t?~~g-~-~-~~~9.~. Alpha. GroH ~ RI....CPC-002 : R!CH-RC-5021 00-0l EPA 520 DIITERM1NAl!ON OF CROSS ALPHA AOWlrY IN WATER BY COPRECIP!TATJON -------------i·--------;-----------~------------------------------·------------------------------------·--------------------~------------------- -~I!?.~:.--s>r~-~l---~-~:9.!:!:~------~~-·-~!:l:.R~_:~~-------·-·--~~-~~.t..L~\~:: ........ :~!~~~-~!!~~~~~~-~1!:!~~~'9.~-~~-~-l:?.~~.Y..!l.0.~~~N_E_':=_9_~~~-~I!~~g_l~~-12~1!~.----------- j 1-lod RP 725/ DOEOOS9T EXT' Am j RL-AI.P-003 R!CH-RC·50n O•rom~logr,.,phy •SEf>AR,\TlONOF AMERICIUM,CUJ~Ill/-.1, AND URANIU/-.1 DY EXTRAC110NCI-IROMATOGRAPHY --------··r-·-----------.--. --------;:;~03/P~l-tH-ASi'.'JOO·---------------------------------------------------.. ·--------------------------·--------.. ·---------------- Am ! RL·ALP-010 ..... }~!£.~.:~~:~~------~-~!:!.~~~ ........ _:g~Q~..£_~-~~!--~.~~~~-~l!e~_?!:_!'!-_l!T_9.l:f!!-'J:!.~~~ !'~!~~~S!Y.~---------------------.. :::::T·~~~:;~~:~ R!CH-RC-501·1 9~0 ~f>~~~~~u, iDETErt~11NAT10N OF GROSS ALPHA fiND GROSS DETAIN WATER llY MI:1"H009310 I ~71100 lk-!a·Gro~$ . Rl-GPC.-007 RICJ-1-RC-502(1 EPA 680 ;oi:TERI-liNt\TlONOFCROSS Al.PH1\ AND GROSS BETA INSOII.,SHOREUNESOII~ FOOD AND VF:GET/ITION i Bela-Cross 1 RL..CPC--t/OS _RIO!-RC-5036 ERIOO / LANL :rREPAR,\TlON OF AIR FILTERS FOR C!<OSS ALPHi\/BETA AND COMPOS!TJNG AIR Fll TERS I Cl·l_ RL-LSC-001 R!CH-RB-5013 ~~~~ t-1-02/ EPA 520 .TRITIUM, CAR[IQN-14, NlCKEt-63 OR PHOSPHORUS-32 ANALYSIS IN URINE C14 i· RL-LSC-OOS EPAC-I}!/EPA520 CARI.\ON 14 BY DIGESTION METHOD C14 --~--~~-:~~~-_ "' _R)Cl-1-i\C-%10 "Mod Cl-l/ EPA 68~ ..... }?rrT.~~l-.l!f:J!_I ~~?~OF CARil0~-14 flY ll,l,NZEi\:t; SY~_TliESI_S_ j RL-l.'>C-010 _RI(\-1.!\C-50-!~ EPAC·OI/ EPA 520 :DETER~l\NATION~?FCAR60N-1-11N GRII_l'H1TE ANDS(J!~ I Rl..J.SC:-011 ' RICI-1-RC·~>O-l7 Mod H-02/ EPA 520 DETERI-UNt\TlONOFCARflON-14 IN WAlliR !IY DIRf.CTCOUNl'ING "( .. ------------------------------M;;:d_R_r';-25TOOEOOS9TEXT'---------------------------···--------.. --------------------------------C\4 __ c~--~!::.~.:2.1_t::!:!:~~~~-------?'ro~~~~~E.~~--:S!iPARAT!ON OF AMERICIUM, CURIUM, AND 1.!_!t1\NIUM !IY ~TE_~~E!~~S-~:I_~?.i':!~_!OGR!~.~!.!! __ Coliform j RL-WC-001 RICH-WC-5001 92228 DETERMlNA TION OF TOT AI. COLIFORM: MULTIPLE TUDE FERME/\'l"AT10N TECHNIQUE ----~----··-·r-------------------~-------~~---.. ---.. -----------·-·------------------------------------·------------------------- _.£2~f~~-j~yc-002 --.-~!~~~~~_t:;~~------------_2~-~~-----------T_Q!~~-~~IFOR~I-~_!I_\.:,~~E,\IB~0~~~.f.!~!E~~ '£!9.~------~--------- _..s?~!?.~-l. -~~~~-..J~~.:~~~---------_!~--------------i!~T~~-~9_!._!!-:~~~-~-~-~-!.~!,gSOU~~~~~_!:!~------------------------· ! CrG+ ___ 1 ... ~!:-.\YS;.~3 __ "'J:'~1S:~~~~~------~-~'!~~~~-~_s.-~~------P-_E_!.~~~!!:'!.--\!~l?~ ~~-lj_!!_XAV ,\~~-/T CI-!_~~~-~~!-!_~IJ0jYIJj IN IV ATER, SOl L. AND SIMlL .\R MATRICES Ct6+ RL-\VC-00-1 HICH-1\'C-500~ '" f!.L-l.SC-015 R!CH-RC-5074 FC'55 RL·LSC-016 ll1CH-HC·5CI23 FeS9 RL--LC.C-016 RICH-RC-5023 G~mma RI.-GAM-001 RICH-RC-5017 H3 RL-LSC-001 .RICH-RB-5013 !·13 , RL·LSC-003 , RlCH-RB-500-1 3060/ SWS-lfi pE-TERMINATlON OF 1-lEXAVA!.ENT Cf-IR0.\11UM (CrVl)INSOLID MATR!CESIVITH ALKALINE OIGfST10N I!.XT Chrom~logr,lphy ModF~?55/PNl-ALO-t35 :SEPARATION OF !RON AND NICKEL BY EXTRACflON CHROI-IATOG!b\PHY !~4-73-014/ EPA HASLJOO :OETERM1NATIONOF lliON·SSAND JHON-591N I\'A'fl311 R-1-73-Ql-1/ EPA HASL 300 DETER1-.!1NATJON OF IRON-55 AND IRON-59 1:-..: WATER 901.0 I HASL 300 ASTM DJG-19 PREPARATION OF AU. MATRICES FOR ANAn515 BYGAM1-.IASf>E(.1"ROSCOPY Mod li-02/ El' A 57.0 .TRlTIU1\1, CAROON-1-1, NI~KEL-63 OR ~HOSPHORUS-32 ANALYSIS JN URINE --------------r~----------·-~------ H3 f RL-LSC-001 RlCH-RC·S00--1 ~13/ EPA L\'539 DETER:>.liNA'flON OF"fRITJUM IN "IR -------------1----~-----------.-----··------~----------------. -- H3 ; Rl.-I.SC-005 RlCH-RC-SOOi Mod '906.0 I EPt\ 600 --~g~-~n!\~.19_~~~~~-1!!~.!"~-~~Y.~\_!_~~~tJ.£ ~_9~!!_2_~.?-~~~!!?~-~~ _?_~..:_\~~---------·-·-r----------------------~----------~ii-3 bv EE EPAiV539T _m. l--.. ~!:-~--~? _____ ---~~~-~t-~~~!:1 _________ ~~-~~-300 \-1-3m \\'Mer/T•%UI' 1 rl3 f(L-l.SC-002 RICH-RC-5037 LV 539 Update 7/01108 TestAmerica Laboratories, Inc. .~~§~~1.!~~!!?.~9_~-~!2~~!:!?~~~,!!'~-~-~~~~--'.}~~E-~.Y-~.~-~C]'_rlOI.YT!~~~~!~':I.MllNT DEl"ERMJNATION OF TRJT!UM flY CHYOGENIC DISTIU.ATJON 4 l 'l l l ''l I Richland : Old Richland Isotope SOP il SOP # Method Reference Title H-~ tn W~ler/Tl5sue I "' R!Cii-RC-~ LV 539 TRITIUM PREPARATION IN ~\ILK SAMPtES R-1-/-:Hil<!l/f.l'A ASrM DID! {Di~'onunucd) DETERMINATION OF JODINE-131 AND l~91N WATF.R BYSOLVF.NT EXTRACTION MF.THO!) --. -------~--·---.. --· . ....... . . 1119 _ j__ RL.CA:-.J-002 R!CI-!-RC-5025 I . R4·73·0141/EPA ASTM !131 ! RL-GAM-001 i ----~-----~ RICH-RC~':S. ------~2'_1J~iKOn!lnu~--~§!~~~~!~_A!!9~.9-~~~.!:':~:~~..J':J? 12.91N WAT~~ BY SOLVE~T ~THACT!ON /IIETHOD 1131 _J _ _!-R~!.:I.!YJ?~ _ RICH-RC-50t9 .. --~-~~~~-~~~~! ....... J.J?..!::I:~~~~1_1f"AT_I_9!'l_ Sl~ __ I9~!~-~~.!1!..J.:.~!I_LK BY BAT~f-! ION-F.XS~I~Ns;~ _ ----·---···· Met~ls I MCHIVED i SHI-MT..OOOJ 6010 lCP-AESPECfROSCOPY. SPECTROMETRIC METHOD FOR TR,\CE ELEMENT ANALYSIS, ~1£THODWIOA FOR ~htel ----~-·--·--·1-·-·--~-----·-------------------·-------------·-----~-----------··--"-·-·--·· ·--------·-·-·---·-------~ ......... -. .... -.............. _._ ___ _ Mctills I RL-~IT-001 1\!CH-MT-~l--.. --------~100 ____ _:l~~~!_c.!_~ACE ~~§-~~_:~'!_~~_?~-~1£~~_0_E_601DII -------··-·--·--···-------.. ---···------=:~~---~--RL-~~:---~·--:~;~~:~:~ SW486 305011 . ACID DIGESTION fOR ICP ANALYSIS -----------r---~------.. ---.. ------------------------··------------------------------ 1\leta!$ j RI.-MT-003 RICH-MT-0003 N!OSH 7300 DIGESTION PREP based on METHOD NIOSH 7300 ----=----~·-:;~lSC::;·-·r·~~~--~~~:_-~~~~;1°P~~~~~~~--~~;~!;!~~~~~:_l_:;~~-~~~ NICK~-~~-~-~~~~ ~~~~-~!~;~RA~I~ -------t··--------- ----~~~~----L~!::~~-~-.: ... ~~C.:.~!:~B-SO_~_L_. ___ ~~:.!:~ I EPA -~~~-~I_~Q'Il!~.~S.A_!S~_i';/:1;, NICKEL-63 OR_~~OSf>H_9RJ!.~32 AN1\L YSIS IN URINE I : EXT 01rom~tography I RL-LSC-017 j R!CII-RC-5069 Mod ltl'300/ DOEOOS9T isEI'ARATIONOF N>--63 OY EXTRACTtON OmOMArDCRAI'HY ·T------··· ---··--··· . ·-. . . -· . ·----, . _NJ). I RL-ALP-013 _RICH-RC·500'.l NAS-N5-3060 ;m.TERM!Nr\TION OF NEf'TUNIUM-237 BY UQUID-UQUID EXT!U\Cf!ON IN ALL MATmCt:S '! R!.·A!.I'·006 I f>'Jl --~-R~:l~~! RICH-RB-5013 -~~-~ H:.":.! E~~-~:~ j~~!~IUt>!: ~~\_IH_>'?_N-H, NJCK_~L-~30~ I'HOSPI·IORU5-32 ANAUSIS IN URINE l'b 1 Rl.·ALP-011 R!CH-HC-S076 EXTO>rom~!ography .DE.TERI>tiNATIONOF LEAP·llO B\' EXTRt\CTJO!'o/CHROMATOGRAPHY I NAS-NS-3037 t . --· ..... - Ni63 Np _RICH·RC-506-1 Po __ j RL-ALP-007 R!CH:~Il-5.~!_.~.. ... HASL300 ptrrER~UNATtONOF f>O!.pNIUM-210 IN URINE __ -·-~' ... ·-1··· R'o:_A.LP:OI2 --1· RICH·loC:.50I2 .. !---~~~f,'l.t,;;c': .... :~PARA.TIONOF.I50lOPICURANIU"ANp .POLONIUM:210.1N IV_ATER,SOIL AND fiLTERS 'rep· !lioassol.}~ ARCHIVED I RICH-R8-00::n <PR~I'A~0:!~0N F~~~-~~!f?_!~q~~'\~-~~~-~ ~~-J?-~-.----------------------------· .................... . ~~.:~!~~-~J=~~~~~~-~~r~~~c~;~_~:;_~--~~_!.~~~~-~--~~~-~~~~!QE:J_~~~~~~~~~~.~~~!".L-~~-----.. .,.·------------·---· .. ·--------·------------ ::::r.:.~~ass.,L.~~~':l!~~-~-~-£.!~:~:.~-~---~2'~.~.!.~~~~---·---if?.~!~1~~~ti~!!..~!:<~~~~~9.~~~~-~r.Y_()~_U~!~E . ... • ____ .. -------·----···· ..... ___ .... __ ...... __ 'rep ·llioassa) RL·RPL:DI'lZ ; Rlt;:H-RB-5036 Pub b-190,6(>01 I PNL. imEI'A!1t\l'ION OF SYNTHETIC UntN£ AND foECf:S USING RF.C/1'£..<; 1'11.0.\1 Hf'S Nl3.3Cl PREPOftMANCE TESTING -~ ----~------r·-------·-----····;-· ...................... ..,._""""LA-lOOOO:MIUOO-------·-------------------------------·--~--------------· --·-~---·--·--·----··'-·-·----.. ------------··-- .!..~r~.:-!~~~~~~J::~.!.l.£':~---~~~~~~-----··~~~~~ ..... -... -~~~~-~-~~!.~~-~FEcALJAt.l~~£:? .. ~-~.~£~-~-1?.~.2~-~~~~-~Sl!!.~.l£~~1:'£-...... ---.-----·---···---------.............. . 'rep -llioii.SS~)~ RL·RPL-003 RICH-RC-5028 I CRT' Publt~.,Mn 23 :PREPARATION OF 5\'NTHIITIC URINE AND FECES ·---····--··· r·-········--·--··,·····------·····---··········------·--···--· .. --············--··-----···------·-· ... . ... --······-··· ---··--·--·· I _P:.~~: S:E.':~!-.. ~~~~Y.·PI_6 R!CH-RC-5003 G-031 HASL 300 G-03 / HASL ~00 AMIChcml97.l: ;co~RECJPIT ATION OF SOME ACTINIDES ON NEO_J?YII~IUM Fl.U_O~lDE FOR ALPHt\·I'ARTICUOS~ECTI<OMETRY Prep· Count_l RL·ALP-015 RJCH-RC-5039 ;E!.ECJ"RODE!'OSITJON OF t\CTINIOF.S i Morn~on & Fw1scr Prep-Count! RL-AL!'-01~ RICH-RC-5085 NAS-NS.3050 . -.. l /~NHYDROUS ETHER EXTRACrJONO!' UHANtU~1 i !'!~P:.~rw__j RL-KPA-001 !tiCH-RC-5015 ASTM I DSJ7.1·97 :ENVlllONMt::NTALSt\MPI:_t:: PREPARATION FOR URANIUM GY LASER-INDUCED PHOSPHOJ(ESCENCi: i _I'!C_P: E~~ ! Rl.-PRI'-001 RICH-RC-5016 ----~:f?-/ ~ASL_~ _I'R_El'ARATION Of E:-JV!RO:NMEN'!" AL MATRICES i l'rep-l:nv .J !{L·I'ItP-007 . RICH·RC-50-15 MOO!>~~:;.!_~~~~~ .. -~~EP~~~!~~~~?~.~!!XED BED RESIN? AND PRI!·FILTERS -:p--.-::~~ ~--~~:;;p~---~;:~·RC·506tl. Mod ERlOO I LAJ0300 PREI't\RAT!ON OF SOU., VEGETATION AND AIR FILTERS GY M!XEDSTRO,'-'G ACID Ll\r\CH!NC ______ .. ______ ! __________ . ___ .-------------------------------------·---------·-. ... . ............. -·--- -~f.~I?..~-R~~~-i----R-~:0!:!':0_12_ ... ,--~!~H·RC·50l8 Mod Pull! Mod 300 ---~}9~:!:~!..~~-~!:X~~~~~~'i.__. ______ ------------------·-··------------·----·--- Hl·!'HP-005 __!'~P..:~~J_!l~~.!'!:.~~--RICH-RC·5013 Pu02A I !V.SL 300 ·f>R!:I'ARAT!ON OF SOIL SAMPLES :------~------tis239"'/ AST~I"----···---·--A-· ------------·--·------------· .. ---· -----·---· RICH-RC-5019 SW8-16/30l51305113052 PflEPARATIO:-i r\ND OISSOL!Jfi0NOFSEDI1>1ENTS ANDSOILOY MICROWAVE cmw DIGESTION f>rl'p -Sort ~ Update 7/01/08 2 TestAmerica Laboratories, Inc. 5 I ' 1 I ' '1 I ' l - 1 I l I ~. ) Report No.: 43125 Client ld Batch Work Order Parameter 9358191 E2SS BAG HOUSE 8# 5502 BH LRKAC1AA U-234 U-235 U-238 NYC RUN 28# 5482 R2 LRJ951AA U-234 U-235 U-238 NYC RUN1 B# 5501 R1 LRJ9Q1AA U-234 U-235 U-238 NYC RUN1B# 5501 R1 DUP LRJ9Q1AC U-234 U-235 U-238 No. of Results: 12 Sample Results Summary TestAmerica Ordered by Method, Batch No., Client Sample 10. Result+-Uncertainty ( 2s) Qual Units 4.46E-03 1.73E-04 4.58E-03 3.39E-02 1.46E-03 3.48E-02 2.40E-02 1.14E-03 2.50E-02 2.28E-02 9.50E-04 2.23E-02 +-1.4E-03 UCI/SA +-B.OE-05 UCI/SA +-1.4E-03 UCI/SA +-1.1 E-02 UCI/SA +-5.2E-04 UCI/SA +-1.2E-02 UCI/SA +-B.OE-03 UCI/SA +-4.1E-04 UCI/SA +-8.3E-03 UCI/SA +· 7.6E-03 UCI/SA +-3.5E-04 UCI/SA +-7.4E-03 UCI/SA ft}!C//? /'0' 7 ~;t:"t:? ;t??' Date: 27-Jan-10 SDG No: 40842 Tracer MDC or Yield MDA CRDL RER2 111% 2.60E-05 9.05E-15 111% 2.60E-05 9.05E-15 111% 3.43E-05 9.05E-15 94% 5.86E-05 9.05E-15 94% 3.63E-05 9.05E-15 94% 5.52E-05 9.05E-15 93% 4.73E-05 9.05E-15 93% 3.64E-05 9.05E-15 93% 6.92E-05 9.05E-15 102% 6.18E-05 9.05E-15 0.2 102% 4.71E-05 9.05E-15 0.7 102% 5.75E-05 9.05E-15 0.5 TestAmericn rptSTLRchSaSum mary2 V6.2,5 A2002 RER2 ~ R~pl!cntc Er1·or Ratio= (S-D)t{sqrl(sq(TPlis)+sq(I'PUd))jliS defined liy ICf>T BOA. TestAmerica Laboratories, Inc. 9 l ;·_) ~-1 l I "''! I '" 1 '] ' 1 ' , __ , , . .., t :_ . .) •' -~ i '·') ' . J QC Results Summary TestAmcrica Ordered by Method, Batch No, QC Type,. Report No. : 43125 Batch Work Order Parameter Result+· Uncertainty ( 2s) Qual Units E2SS 9358191 BLANK QC, LRLQL1M U-234 3.73E-09 +-1.3E-OB u UCI/SA U-235 -2.49E-09 +-1.3E-08 u UCIISA U-238 7.46E-09 +-1.8E-08 u UCIISA 9358191 LCS, LRLQL1AD U-234 3.57E-06 +-9. 7E-07 UCIISA LRLQL1AC U-234 3.17E-06 +-8.7E-07 UCI/SA LRLOL1AD U-238 3.21E-06 +-8.7E-07 UCI/SA LRLQL1AC U-238 3.31E-06 +-9.0E-07 UCIISA 9358191 MATRIX SPIKE, NYC RUN 28115482 R2 LRJ951AC U-234 -1.77E-03 +-1.6E-02 u UCIISA U-238 -3.44E-03 +-1.6E-02 u UCIISA No. of Results: 9 TestAmerlca Bias • (Rcsult/ExpectcdH ns defined by ANSI Nl3.30. Date: 27-Jan-10 SDG No.: 40842 Tracer LCS Yield Recovery Bias MDCIMDA 104% 3.51E-08 104% 3.51E-08 104% 4.27E-08 109% 111% 0.1 3.57E-08 104% 97% 0.0 3.29E-08 109% 95% 0.0 2.71E-08 104% 97% 0.0 2.79E-o8 98% 4.42E-05 98% 4.22E-05 rptSTLRchQcSum U Qual· Analyzed for but not detected nbo~·c limiting critcd:1. Limit cl'itcria is less than the Mde/Mda or Totnlllnccrt or not identified by mary vs.2.5 A2002 gamma scrm software. TestAmerica Laboratories, Inc. 10 '---'··--·=---' ... ,., ---' FORM I SAMPLE RESULTS Date: 27-Jan-10 Lab Name: TestAmerica Lot-Sample No.: J9L23051 0-3 Client Sample ID: BAG HOUSE B# 5502 BH SDG: 40842 Report No. : 43125 COCNo.: Collection Date: 1211512009 10:00:00 AM Received Date: 1212312009 11:00:00 AM Matrix: FILTER 4rh Qtr Blanding, Utah Ordere:{j by Client Sample ID, Batch No. Result Count Total MOCIMDA, Rpt Unit. Yield Rst!MDC, Analysis, Total Sa Aliquot Parameter Qual Error{ 2s) Uncert( 2 s) Action Lev Le CRDL(Rl) RstlTotUcert Prep Date Size Size Batch: 9358191 E2SS Work Order: LRKAC1AA Report DB ID: 9LRKAC10 U-234 4.46E-03 1.4E-03 2.60E-05 UCI/SA 111% (171.4) 1/22/10 06:28 a 127.16 0.14 5.65E-06 9.05E-15 (6.6) G G U-235 1.73E-04 S.OE-05 2.60E-05 UCI/SA 111% (6.6) 1/22/10 06:28 a 127.16 0.14 5.65E-06 9.05E-15 (4.3) G G U-238 4.58E-03 1.4E-03 3.43E-05 UCIISA 111% (133.4) 1/22/1 Q OS:28 a 127.16 0.14 9.79E-06 9.05E-15 (6.6) G G Ratio U-2341238 = 1.0 No. of Results: 3 Comments: TestAmerica MDCjMOA,lc-Detection, Decision Level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. rptSTLRehSample U Qual-Analyzed for but not detected above limiting criteria, Limit criteria is Jess than the Mdc!Mda or Tatar Uncert or not identified by gamma scan software. V5.2.5 A2002 TestAmerica Laboratories. Inc. II Primary Detector ALPS ALPS ALP6 '---· :..-.,~-..> ·--' '--·--'c :.....-"'"_; FORM I SAMPLE RESULTS Date: 27-Jan-10 Lab Name: TestAmerica Lot-Sample No.: J9L230510-2 Client Sample ID: NYC RUN 28# 5482 R2 SDG: 40842 Report No. : 43125 COC No.: Collection Date: 12/16/2009 8:00:00 AM Received Date: 12/23/2009 11 :00:00AM Matrix: FILTER 4rh Qtr Blanding,_Utah OrderedbyGiient Sample tD, Batch No. Result Count Parameter Qua[ Error { 2 s) 13atch: 9358191 E2SS U-234 3.39E-02 U-235 1.46E-03 U-238 3.48E-02 No. of Results: 3 Comments: Total MDC]MDA, Rpt Unit, Yield Rst!MDC, Uneert{ 2 s) Action Lev Le CRDL(RL) Rst/TotUcert Work Order: lRJ951AA Report DB 10: 9LRJ951 0 1.1E-02 5.86E-05 UCIISA 94% (579.) 2.15E-D5 9.05E-15 (6.) 5.2E-D4 3.63E-05 UCIISA 94% (40.3) 1.03E-{)5 9.05E-15 (5.6) 1.2E-02 5.52E-05 UCIISA 94% (629.8) 1.98E-D5 9.05E-15 (6.) Ratio U-2341238::::: 1.0 Analysis, Prep Date 1/22/10 06:28 a 1122/10 06:28 a 1/22110 06:28 a TestAmerica MDC!MDA,Lc-Detection, Decision Level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. Total Sa Size 107.58 G 107.58 G 107.58 G Aliquot Size 0.12 G 0.12 G 0.12 G rptSTLRchSample U Qual-Analyzed for but not detected above limiting criteria. Limit criteria Is less than the Mdc/Mda or Tota! Uncert or not Identified by gamma scan software. V5.2.5 A2002 TestAmerica Laboratories. Inc. 12 Primary Detector ALP4 ALP4 ALP4 ;_......~-....! ~ ___j ··---~ --~-·-' FORM I SAMPLE RESULTS Date: 27-Jan-10 Lab Name: TestAmerica SDG: 40842 Collection Date: 1211512009 8:00:00 AM Lot-Sample No.: J9LZ30510-1 Report No. : 43125 Received Date: 1212312009 11:00:00 AM Client Sample ID: NYC RUN1 B# 5501 R1 COCNo.: Matrix: FILTER 4rh Qtr Blanding, Utah Orde~~d __ by Cne_!!!_~arnp!e !D, Batch No. Result Count Total MDC!MDA, Rpt Unit, Yield RstiMOC, Analysis, Total Sa Aliquot Parameter Qual Error { 2 s} Uncert( 2 s) Action Lev Lc CRDL(RL) RstrTotucert Prep Date Size Size Batch: 9358191 E2SS Work Order: LRJ9Q1AA Report OS ID: 9LRJ9Q10 U-234 2.40E-02 S.OE-03 4. 73E-05 UCIISA 93% (506.8) 1122110 06:28 a 107.81 0.12 1.59E-05 9.05E-15 (6.) G G U-235 1.14E-03 4.1E-04 3.64E-05 UCI/SA 93% (31.4) 1122110 06:28 a 107.81 0.12 1.04E-05 9.0SE-15 (5.5) G G U-238 2.50E-02 8.3E-03 6.92E-05 UCIISA 93°/o (361.7) 1122110 06:28 a 107.81 0.12 2.68E..Q5 9.05E-15 (6.) G G Ratio U-2341238 = 1.0 No. of Results: 3 Comments: TestAmerlca MDC!MDA,lc ~Detection, Decision Level based on instrument background o; blank, adjusted by the sample Efficiency, Yield, and Volume. rptSTLRchSample U Qual· Analyzed for but not detected above limiting criteria. Limit criteria is fess than the MdcfMda or Total Uncert or not identified by gamma scan software. V5.2.5 A2002 TestAmerica Laboratories. Inc. !3 Primary Detector ALP1 ALP1 ALP1 '-------~ Lab Name: :...-.-~ ' . ~~~..: TestAmerica Lot-Sample No.: J9L230510-1 ~- Client Sample ID: NYC RUN1 B# 5501 R1 DUP Result, Count Parameter Orig Rst Qual Error( 2 s} ~ Total Uncert( 2 s) ,,. ~·--· '·-- FORM II .. "! .____; DUPLICATE RESULTS SDG: 40842 Report No.: 43125 COCNo.: MDCJMDA, Rpt Unit, Action Lev CRDL RsUMDC, Yield Rst!TotUcert . ___ •. ____j _" ___ _ Date: 27 -Jan-1 0 Collection Date: 1211512009 8:00:00 AM Received Date: 1212312009 11 :00:00 AM Matrix: FILTER Analysis, Total Sa Aliquot Primary Prep Date Size Size Detector Batch: 9358191 E2SS Work Order: LRJ9Q1AC Report DB !D: LRJ9Q1CR Orig Sa DB ID: 9LRJ9Q10 U·234 2.28E-Q2 7.6E-Q3 6.18E-05 UCIISA 102% (368.1) 1122110 06:28 a 107.81 0.12 ALP3 2.40E-Q2 RER2 0.2 9.05E-15 (6.) G G U-235 9.50E-Q4 3.5E-04 4.71E-05 UCIISA 102% (20.2) 1122110 06:28 a 107.81 0.12 ALP3 1.14E-03 RER2 0.7 9.05E-15 (5.5) G G U-238 2.23E-02 7.4E-Q3 5.75E-05 UCI/SA 102% (388.7) 1122110 06:28 a 107.81 0.12 ALP3 2.50E-02 RER2 0.5 9.05E-15 (6.) G G Ratio U-2341238 = 1.0 Alpha Spec Result Sum= 4.6&02 No. of Results: 3 Comments: TestAmerica n.E:R2 • J?.cplica!c F.rror Rn!io ~ (S·D)fjsqr!(sqn·PUs)+sq{TPUtl))j m: defined hy ICI'T BOA. rptSTLRchDupV5.2 MDCj!\IDA,Lc-lktcction, tJct:isiun Lc\'cf hns-ctl on instnm1cnf lmd<ground or blank. adjusted by file sample Efficiency, Yield, antl Volume . • 5 A2002 TestAmerica Laboratories, Inc. 14 ''··~-··----·--'--·· ,,_......,. Lab Name; TestAmerica Matrix: FILTER Parameter Batch: 9358191 U-234 U-235 U-238 No. of Results: 3 Result Quat E2SS 3.73E-09 u -2.49E-09 u 7.46E-09 u Comments: Count Error ( 2 s) L.........-.o Total Uncert( 2 s} "----·~' FORM II BLANK RESULTS MDCjMDA, Rpt Unit, Lc CROL Yield ---~-~J Rst!MDC, Rst!TotUcert Work Order: LRLQL 1AA Report DB !0: LRLQL 1AB 1.3E-08 3.51E-08 UCIISA 104% 0.11 9.15E-09 9.05E-15 0.58 1.3E-08 3.51 E-08 UCIISA 104% -0.07 9.15E-09 9.05E-15 -0.38 1.8E-OB 4.27E-08 UCIISA 104% 0.17 1.29E-08 9.05E-15 0.81 Ratio U-2341238 = 0.5 ., ·----" SDG: 40842 Report No.: 43125 Analysis, Total Sa Prep Date Size 1/22/10 06:28 a 0.16 G 1/22/10 06:28 a 0.16 G 1/22/10 06:28 a 0.16 G TestAmerica MDCJMDA,Lc-Detection, Decision level based on instrument background or blank, adjusted by the sample Efficiency, Yield, and Volume. rptSTLRchBiank U Q11al-Analyzed for hu! not detected above limiting criteria. Limil critcri:J is less !h:m the l\-ldc!J\Ida or Total Uncert or nut identified hy gamma sc:m soflw:1rc. V5.2.5 A2002 TestAmerica Laboratories, Inc. 15 "'' ;,______.' Date: 27-Jan-10 Atiquot Primary Size Detector 0.16 ALP? G 0.16 AlP? G 0.16 AlP? G ' '--- Lab Name: TestAmerica Matrix: FILTER Parameter Batch: 9358191 V-234 U-238 Batch: 9358191 U-234 U-238 No. of Results: 4 Count Result Qual Error ( 2 s) E2SS 3.17E-06 3.31E-06 E2SS 3.57E-06 3.21E-06 Comments: "----c__-~•¥' FORM II LCS RESULTS Total Report Uncert{ 2 s) MDCIMDA Unit Yield Work Order: LRLQL1AC Report DB ID: 8.7E-07 3.29E-08 UCIISA 104% Rec Limits: 9.0E-07 2.79E-08 UCIISA 104% Rec Limits: Expected Expected Vnccrt LRLQL1CS 3.27E-06 1.93E-08 75 125 3.42E-06 2.02E-08 75 125 Work Order: LRLQL 1AD ReportDBID: LRLQL1DS 9.7E-07 3.57E-08 UCIISA 109% 3.21 E-06 1.90E-D8 Rec Limits: 75 125 8.7E-07 2. 71 E-08 UCIISA 109% 3.36E-06 1.99E-08 ~ec Limits: 75 125 TestAmerica Bi!ls -(RCSJiiltE:o::pcctcdH <l'> defined by ANSI Nl3.30. rptSTLRchlcs V5,:2:.5 A2002 TestAmerica Laboratories. Inc. 16 . ' ~\ '---·> ,~.-~,.,; SDG: 40842 Report No.: 43125 Rc~:o\'Ct'}', Analysis, Bi:ts Prep Date 97% 1/22110 06:29 a 0.0 97% 1/22110 06:29 a 0.0 111% 1122110 06:29 a 0.1 95% 1/22/10 06:29 a 0.0 ~._...._:.~-' Date: 27-Jan-10 Aliquot Size 0.17 G 0.17 G 0.17 G 0.17 G Primary Detector ALPS ALPS ALP9 ALP9 ~ ---·-,, ___ _. -·--·· ~-__...; ·---'--·-· L_~; r--- FORM II MATRIX SPIKE RESULTS Lab Name: TestAmerica SDG: 40842 Lot-Sample No.: J9L230510-2, NYC RUN 28# 5482 R2 Report No. : 43125 SpikeResult, Count Parameter Orig Rst Qual Error ( 2 s) Batch: 9358191 Work Order: LRJ951AC U-234 -1.77E..Q3 U 3.39E-02 U-238 -3.44E..03 U 3.48E..02 Number of Resurts: 2 Comments: Total Rpt Unit, Rec~ Uncert{2 s) MDC[MDA CROL Yield overy Report 08 ID: LRJ951CW Orig Sa DB 10: 9LRJ9510 1.6E-02 4.42E-05 UCI/SA 98%t 1.6E-02 4.22E-05 UCI/SA 98% RER ~Replicate Error Ratio= (S~O}I{sqrt(sq(TPUs)+sq{TPUdl)] as defined by ICPT BOA. Bias -(Result/Expcctcd)-1 as defined by ANSI N13.30. --~· __ , ----· ~~ Date: 27-Jan-10 Matrix: FILTER Expected, Analysis, Aliquot Analy Method, Uncert Prep Date Size Primary Detector - 1/22/10 06:28 a 0.12 E2SS G ALPS 1/22/10 06:28 a 0.12 E2SS G ALPS TestAmerica rptSTLRchMs V5.2.5 A2002 U Qual-Analyzed for but not detected above limiting criteria. Limit criteria is less than the MdcfMda or Total Uncert or not identified by gamma scan software. TestAmerica Laboratories, lnc. 17 ~-~,~~--~>" ~ "' ~ " ~ ;;· '" r-< ~ 0 ;;s 0 ~ 0" ·"' "' ? 00 C" __ :._j __ , __ , "---- Chain of Custody Record Temperature on Recetpt __ _ Test America i'AL-412~{1007) ~ c;;&--1 /.lA. ~ .,._ Drinking Water? Yes 0 ·No 0 -::.-J. ~ c'~Ld(_o Add~~ 3 '7/ E '*> f &, Zo Scl--J-C, a~e .... t"'""' r:,.--/c. rsct lz,~~: . -;, Profact Man~ !Jc".., r:J-c.L" Tdephons Number (Ama Ci:Jde)IFciiNumbsr yoL_<{'iZ. ~roC. Si!t.'CarJfll~ Leb Ccnlact. ProjecJJ!..r;~metmd LOCRiior. {Stale} l..Jr!J.t r t [)(.'\_ W\:"" ~ '-(1-\;y 6'f;:6i Carrier!Weybnl Number ConrhlcVPurohssa Orrihr/Quole No. Matrix Time ffil ~ ~ ~ 8'",. ;< --<g'/9-" 16"" '.:< I Date I nli'/~1 S:ampfg J.D. No. and Description Gt3fners for each snmpfe maybe com!J{ncd on one fin&) V\(6 {Zw" / t>'' 5"5"0 I iZ I" f, \1<'5 s-:m S'fi"D ~...{ ' f,.,. ~~Y! ~~ [ {VA c iZ"" z; s•"s<.{S""" ~z." 1 ,ifl,r.1 f J:;;:$ ~q;-c ,/ ' . ~ S"'f'?~ 4 .... ...1 D~ [ B47l""se ~"''' >s:oz.. e·if'' F· \~.....-$"6"0"'-' ... ~A 6uf/-•/ 1 OIW/'"1 I Ill 1\111\i 11\lll\1\ 1\\i 1\11\1\\ -----jg{230510 I THE LEADER !N ENVIRONMENTAL TESTING O"e / / r u(w foe, LllidVumbiJr ...- Analysis (Attach #Stir more space__is_needed) ,_,._;;_..; --~' ChwnotW£4 P:Ige __ of Special InstructionS! Conditions of Receipt :tft62&7 ··--roiil''v ., Possilifi fflz-ard tdenrifiCilrkJn NoMiszard 0 Flt~mmtlbf!J 0 Skin lm1anf 0 Poiso.? 8 Tum Around 1 !me Required D Un~t:nowt1 Gh>!h_cc.L._-:,._-;5c-,_---,~f[.""'~..J-rm Disposal By Lab (A Ice may bo assessod ffssmp!es am rcttJfned 0 Archive For---Months longDrO!an 1 mc11th) 0 24Hours ~Hours 0 ?Days 0 14Days "ti.C71iquiremenls cStliiitfij . ./5_ ---r-24-?..../;? 0 21 Days ("' I I j'""" 1 IZ/t~{,q '£?A ~~U".aA 1. RCrrnqufshcdM _1 Diti8 _,.....if=o L_ ,, ---=-/&uta-C.1/.d_;l3cq !/; ()!y 2. Relinqu1shnd By l:J oz=;-D;I~/,JDt!,lilm~vJ l2.Recf!iv&i8y v-----!Dale --1;-Tim& 3.. Re.'iiiQ!iished By 1 bOle --~-~~~--r-R~::__ _I_Date 1 11me common!~ l..v 1-, 0>'\_ [o.-.P{v~ f,.,~ I De a.~ ov ,r,~t .J.J-co 6) 4etco-UJ-. [<>...._ DISTfiiBUTlON: WHITE-Re!umed to C!!ent witll Repolt; CNJAAY ·Slays w/fh t'le samp!~; PINK-Flcid Copy \ l .J n l I ·, I I l l l ·:.J I J TestAmerica Sample Checl(-in List I\ tAr-n-. . . Date!Time Received:. I '2-2 ~ 0 9 Client:~ GM Screet\Results:(out) -..!'L.<£.::J.:::.-.--(in), __ ,~C.::::(t-·~Init~ SAF#: ~" Chain of Custody·# -!.~~~:....Li':.""~('--~--~&6 . SDG #: . .;.· _____ NA [ J Work Order Number: __ _,_ ______ _ Shipping Conminer ID.: __ .,-__,_ ___ _,::fll!(fi-{ill. Bill# ~ ' ----------~-------' Item 1 through 5 ·for shipping\ container only. !nitial appropriate· response. . I~ I. 2. 3. Custody Seals on:shipping cont?Jner intact? Custody Seals dated 'and si.;ined!7 Chain of Custody record present? Yes( No ( Yes( ) No[ ~No( No Custody Sea~ No Custody Se~ 4. Cooler temperature:.~·---N4'6 5.Vermliulite/packing materials is NA ( ) Wet[ ]D~ Item 6 through I 0 for sample1. Initial ap,propri~te response. 6. Number·of seinp!cs ih shipping container (Each snmple may conta'rt multiple bottles).:_------- 7. 8. Sample holding times exceeded?. .j}n.Jllles have: ~~tape NA[ )Y~( ]N~ __ custody seals ..#hazard labels · ,..,. ?Q--appropriate sample..labels 9. ~ ~~d condition _broken ~/fa~<:) t Samp!epHfaken?NA-&H<2 ( ] pH>2 [ 10. __ leakillg · have air bubbles (Only for samples requiring head space) l pH>9 ( ·] Amount ofHN03 Added __ '--_/ 11. Sample tocation, Sample Collector Listed?'. *For documentation only, No correct~ve action needed, ~jNo[ 12. Were any anomalies identified in sample receipt? Yes[ ] N~ 13. Description of anomalies (incl\lde sample numbers): NA ( L--------------- see oth<ir side for additional comments SrunpleCustodian: _______________ ~Date:: ________ ~---,,--- ClietJ\ Informed on by,------'--Person contMted N'No action neees(':'J; Jl.roc~sas ;,; . _,f ~ . ProjectManngcr fd.A._}y, 9~ LS-023, Rev.lO, 10/09 TestAmerica Laboratories, Inc. 19 ''I : J '] ,] 1 ' I .-.. ) APPENDIXD North Yell ow Cake Scrubber Figure 1. Facility Schematic Representation Yellow Cake Dtyer Baghouse Figure 2. Facility Schematic Representation Process Data . (Retained by Denison Mines) D <--·~~·~· '-·-----·< ,__,___; ~'""""'~' , __ , Facility: Denison Mines t a t y stackldentification: North Yellow Cake Scrubber [ l*-0-+ I a.: Distance upstream from next disturbance, feet ___ ____:_: Distance downstream from last disturbance, feet y: Distance of Sample Level to Ground, feet " 0: Stack Inside Diameter, inches ____ ..:.;: Estimated Moisture, percent ~ Estimated Velocity, fpm _::_'-"":.c::::_ __ _ Number of Ports ,.--~ Control Unit Type: "' Scrubber l_ _____ . Figure l. Facility Schematic Representation Process Type: Yell ow Cake Processing ----- ~-···-~·~' \-.~.~·-": "---' , __ -·--~ Facility: Denison Mines t a t y Stack Identification: Baghouse l+-0-+l A [ a: Distance upstream from next disturbance, inches 57'1 Distance downstream from last disturbance, inches 454" y: Distance of Sample Level to Ground, feet 65t 0: Stack fnside Diameter, inches 1 6" Estimated Moisture, percent 0-2% Estimated Temperature, °F 125 0 Estimated Velocity, fpm 1,400 Number of Ports 2 --~ Control Unit Type: "< Baghouse Figure 2. Facility Schematic Representation :...-·-' . < ...____; Process Type: .__._; ·-·-·-' -l .i '] '. 1 l .l ·I • 1 . l j : I ' :_.1 s+vl----- u I tr:rtt- Denison Mine Process Data Source: North Yellow Cake j Date: I z /; r/u "~ Scrubber Flow GPM Time #] #2 LIP if.'o z_ <r:{n I.). 1-3. C) ., n £:;,o y. '( I.,..-. s-3.o "):()I) ?.3 15. :;, 2·"1 C'i.' pi) I c.J.' o o s >. c.) (u.''J6 If: 0 o <'-[.</ /~.<( ~.o /(.') D <;;. ~ {~·~ 'Z·ct 12-! ""' ~· ~ {["r-:J-z.y- IZ .''J,D ~·& Is-;" z.q 1).'00 ~-~ t.)·1-'Z ·"'{ (3. _30 ?·(, I $",y z·i /'{: C! 0 ¥·~ u;-·1-('•$ &'I . 3 0 ~·{, JS'•:j-'2.·'1 ,s-:· o {) <{;.(t, IS · (, 2·S' /.), )o ~.(_p ( f>'·b Z·~ lb: 0 0 <6'·&? t s·:t-z·¥- /G • 30 g..t, I$. 8" z ·?- f7: c)Q g.c. ~~·8' '2 .. 1- 11: 50 fi·& ( r-· 'if 2 .·4 ~~:oD C( . (., !<"·1-1-0 !¥: )£> (( .& LS:t 'S·u ; /4 ! C)O ~.b ts-·1-·"' 2' 1 .I [C,: w ! f·& ( r;_. I if-' ~j r -------- [I • I , .. ,, [ I 'J •. l j : l • i I •. 1 ; l u 1 J ' 1 l c. J I . I Facility Denison Mines, Blanding, Utah Location North ~llo: Cake Scrubber Date (k(_ut-'l Scrubber Flow (gpm) Run# Time #1 #2 1---'{:oa IQ.'(-I '-{.s- ~ ¥< 3 u c,; oil ()ow >!'I \Col c,; J 0 - to: vo - 1 u: Jo lo.v, {'{.) Li• Oo (1.· <-( H·) 1J: :So rz · "1, l ·-q /2.: OIJ 1~·2 ]'-<_,) 1'2. ~ 30 [()• } \1.·2- /3 : 00 lO· 7 \0.'1 13 3D { 0 . 'i l 0 ·'? t'f; u 0 ( 0' 5' lo · 4 ''i : 3o (0 ' '( (o·( ! s ...... : 0 0 ID·) 10 ·"' I.) .' 3o ['0•) lO ""'/ /1,; 7)0 W·"> t 0-") I r,: 3ll l'" ''-10·1 •7: oo (0 ·) \0·\ r7: Jo to-? I o · 7 IY: ~o I".~ {d. 7 1Y', 30 10,'7 l (l ·'7 14: 6.:;. tD•7 ( 0 •"1 I"J~3D 'Zo: oa Notes: LI.P "H20 ~--:> V• ,_,j._;(_ I,..,~ lc..._ ~·0 :2-· "' "Z , "/ -;.o 1·0 7-{) '2..-''7 30 Z-·Of 3' cJ ;.o '3·0 ~-1 ~-0 3·o 3·0 '3·0 7· C> ' l ' ' J : i ' J . l j ·' 1 l .j_j '.'"j j .. , . I :,.J '"' ; i ~; ' J '' I ''I . .1 . ') '. l ' ' ,._, i ' •. J APPENDIXE Calibration of the console dry gas meter(s), pi tot tubes, nozzles diameters, and temperature sensors were canied out in accordance with the procedures outlined in the Quality Assurance Handbook. The appropriate calibration data are presented in the following pages. The nozzle calibrations are recorded on the first page of the field data sheets. Figure 3 Schematic of Method 5/114 Sampling Train Meter Box Calibration Data and Calculations Forms Post-test Dry Gas Meter Calibration Data Fonns Type S Pitot Tube Inspection Data Sample Box Temperature Sensor Calibration E ''-"""""~ ---'-------~ -~ Schematic of Method 51114 Sampling Train Thermocuple Duct wall 4'" :-:,; Support Chain I JfB= Suppcrt Track _ 'Nl·======================~~~~~~~~~~ I \ ' ~ 1 I' II \ t Heated \ 1l¢r;-Sampling Probe ~ ~eated Probe /~ --~ . , . . ... QFJ!ter Pitot / h ~ /··v F?u1 ~ Seal_ed Flange / Manomerer Thermometer CD Check Valve ·-"; Vacuum Guage Vacuum Line \ -. Exit 1 -~ Mam ~ 1 \ Valve 1 Metering~ r;;rTight J \,.____./ By-pass ~ Console j mp ! L-~' Valve Figure 3 ·--· '-·-~-' ·-·-·---·--' -·--~J I) Selee! !b:'ee cntic:al orif.ces to cal<brate lhe dry gas mcletwhlch brackcllhe e:.:pet:led cperalir~g range. E ~ M!ildi§S ... !.§p.jijfiftJlt,.&Ld ~~ ~~ D~ ENVIRONMENTAL SUPPLY COMPANY METHOD 5 DRY GAS METER CALIBRATION USING CRITICAL ORIFICES 2) Record baromelric pres~ me be~rc and :~l!er calibrat:On ptocedme. 3) Rt:n a~ lested V3':.Wm (~am On~ce Calll:>rallon Repa:t). for a period of time necessa')' to achieve a m<rfrrr.t:m tOI<l~ vclt~:r.e of 5 cub:C fe-et 4) Record data and in!ormotion in tl'le GREEN cells, YELLOWcer.s are cab..ia1ed J!.IITIJ\.L 2009 Pre-Calibration FI~AL AVG [P..,) • -·-...... _,, __ .. __ ._ •1 _ •••••••••••• ·----· ·-··-·--::::: -~-" ... _ ..... -· T"uC"'~~~~~e "#6 I ~rw•-~-··~~-~ u'-""~~~,_.""'""'"' K' TESTED TEMPERATURES 'F ELAPSED ~ FACTOR VACUU~1 I DGMREA{llNGSIFTi I AMBIENT OGMINLET DGMOUTLET OG~t TIME{~I!N) ~ I ,,, I ,,, J '" I y I_ l'o-,-,-"-.-,-dr, -.u-,-,-11: {AVGJ (JnHg) I INITIAL I FI~AL I NET(V..J I t'/IW.~ FJAAt. J!I!'W,~ roo.l AVG {I I ;~;~,~;j v.,(STO) V,..(STOJ Y VAAU.TlOIII%1 I AH~J G 1 0.8137 13 439.1gg U5..256 S.C57 71 !3 83 9! l 97 9~.25 5.50 ~ 2 0.8137 13 .US.2SS ~50,770 5,514 72 83 U 97 ! 107 92.75 S,O(I ~ 3 o.s131 13 .csn.77C 45&.239 s.sn n u e.c 101 I 10a 95.75 s,co ~ ~ 1 o.5317 12 40J.to1 .c1o.115 7,013 10 11 n u go 79.o~ 1o.oo ~ u 2 0.5317 12 I 410.115 415.~05 S.2ll0 70 1l 15 SO 97 ~3.75 7.50 _!1L ~ ~ ;;;; ;; ;;~~;; ~~;;~ ;;.; ;; ~ ;, ;; ~; ;~:;; ;;,: ; L.:_j 3 0.3307 12 431.7EO .(38.132 S.C:lZ 71 !1 !3 99 100 90.75 1.C,50 ~ AVG= 1-lli. "" USIN"G TtlE CRITICAL ORIFICES AS CAl.!I!RA iiO.'I STMIOAROS: Th~ loi!C~">'."!J eq:>:ll=s "'~ uro:! !:> ea.'da!<> t~ ~!.l<>d:.-d voru= o! a;r ~a>.."<:d hrough lhe DG~ • .V(~Id), ..no: t~ cr~ic;,l oc<kn, V~ (~'.d). ;t<>d ~ OGI.! coTh!a'.'o:n !actor, 'i, !hc;c cq<JO:.:Oo.: ;re ;rJ.o,.,:Jl\ca{]' c:0/,~Jedln L'» ,;pro:x!SIIecl abc'~'!.'. AVERAGE ORYGAS METER CAUBRATTON FACTOR, y=ol 1.003 I ,, ,,, "' i'm,,J, ~ K, ~ Vm• l'hrrr+(<-\11 fl3.6) " Net vc!t~mc ol gas st!M$J1e p;:l$sed through DGM, correcled to stand<rrd conditi:::>:-os !o;," 17,&.1 "RJin. Hg (E~IiSh}, O,;;.&S!I"'r(lrtl:n Hg (Me[rr;:) Vc'~ .. , "" ,._.,,. ~'":_.:!: ~ e -.JT(Imh Vt'/{w, r--~ Vm""'r T.," Abso~le DGM;wg. !empe!;l!l.-re 1R·Ef111iilii\,"K-Melrie) = Vo~Jmc of g<~s sample passed ll'lrougl'l1he crilical orifice. co:redeC to standard COI\d:tbns T.,.,., = All:oo:u;e ~m':l;enl lemper~lute \R • Er.g~sh.'K-tJ.elri':.) K'"' Average K'~:ICI~r!ro~ cr~~l OM~Cl: Cal•~t<'lti<):'l = OGM ea~bral<cn factO!' AVERAGEt.Ha=f···~ ~Ho"' ( .Qdll )' OH (Vdstdj) V,.isttl) v,. Temperature Sensors: Refe~ncc in Ou! "F "F °F " 67 '" " " 120 34 " "' ?RE C~>nsole t:S Calibrat!oii200S '-··-~ '-...---..> ;_;__ __ . -·--._. _ _j METHOD 5 DRY GAS METER CAL! BRA TION USING CRITICAL ORIFICES 1) Select three cri!ica! orifices to cabllrale !he dry gas meter which brncl<ellhe expected operating range. 2) Record barometric pressure before and after calibration procedure. 3} Run at tested vacuum {from Orifice Callbration Report), for a period of time necessary to achieve a minimum Iota! volume of 5 cubic feeL 4} Record data and information in the GREEN cens, YELLOW cells are calculated. METER SERIAL #:1---"""'--j CRITICAL OR!J:'!CE SET SERJA.L #;'----"""'----' EQUIPMENT !D ~: K' TESTED r----,----1[ FACTor< [vAcuuM I J RUN f! {AVG} , {In Hg} 0 G G 3 ' 3 0.8137 1),8137 0.8137 0,53t7 0,5317 o.SJ17 0.3307 0.3307 0.3307 13 13 13 13 13 13 " " 12 263.523 268,953 274.388 2.46.000 251.288: 256.950 228.501 2~.905 24l:l.100 USING THE CRITICAL ORIFICES AS CALIBRATION STANDARDS: 268.S:Sl 274.388 280.896 251.2.88 2.56.9St1 262.5118 234,905 240.100 245.339 5.4:10 5.435 6.508 5.286 5,662 5.63B £,404 5,195 5..2:>9 n • n • n u n ~ n • n • n n n N n R • • • • • • • • • • • ~ N n n ~ n u • • • • M n ~ ~ M DGM AVG 91.75 92.5 " 87.00 88.50 89.25 74.75 7!.75 80.50 ANAl. I .~... I ElAPSED 11ME{M~) a 5,00 5.00 6.00 7.50 7.59 B.OO 15.00 12.00 12.00 .. , , __ , -·-·-·~ ENVIRONMENTAL SUPPLY COMPANY AVG(P,..) 25.47 E§ ' ' 4.4657 4.4637 £m ~ ~ 4.6:>12 53908 4 34DS 4 3S32 2009 Pre-'Calibration IF Y VARIATION EXCEEDS 2.00 ..... , ORiflCE SHOULD BE RECALIBRATED ! ~ ~ .MW. 1..QQ! 5.3777 2M.! AVG"' 1,002 ::D.,ll 4.3924 .:!.&2! tllli. 1.005 ~ !Jill AVG= :.t.QQ! 0.21 5 4639 !:Q1! !dill. .1.Q.Q! 437H .1,@1 AVG::: ~ .Q.,.ll .1.&! i.S7 1M. 1M ~ 1&! 1.£! 1.£ ill The foUowi;19 eQnti:lr.s me used tc cakulale !!le sl<mdard volumes of airpa~sed !~rot19h tha DGM, V ,.(sM}, a~ t~ crilieal ori~. Vo-(st:l}. and the OGM calibra.licr. fa~tor. Y. Tne~e e:J,Ua1io:1S are a.ulomat:collycalculater:rin the spt~adshcel ab!We. AVERAGE DRY GAS METER CALIBRATION FACTOR, y -I 1.006 I (1) (2) (3) Vt -·~ .,1f ,..Phar+(M/113.6) n,,J,-,.,, m Tm Pbar "'0 r·cr,.Ml ""K'• ,Jramb "' Net volume of gas sample passed through. DGM, corrected to star~dard conditions 1(1" 17,6<$ "Rf111. Hg (English}. 0.3858 "Kimm Hg {.)}.etric) T.,"' Absc!Ule OGM avg. terr:peratu~ rR · Engrish, "K ·Metric) = Volume cf gas sample passed through the crilicat 01incc. o::trrec:ted to slal!dartl conditions T,~"' Absolute ambient lemperalul"(! ("R-English.~· Mclrie) K' = Avemg~ K' factor from Critical Ori~ce CaJ;bratbn }'"" VC!(,.I; Vm1,,_11 = DGM calibration (actor AVERAGE6He=I-T.731 -, ~H~ = ( 0.75 G )' •H (V.,(std)) V.,(std] V.,. Temperature Sensors Reference In Out °F "'F °F 32 73 115 31 " 115 30 74 114 PRE Console #7 Cal!tlration 2009 :__.c-~ '~-~·~-:... -·-~ :· .... --·~ ___ .:; ~-~ -·--·· ~~-·-· METHOD 5 DRY GAS METER CALIBRATION USING CRITICAL ORIFICES 1) Selec<. three crllica! orifices to calibrate the dry gas tl'.eter wh~ch bracket the expected operating range. 2} Record barometric pressure before and after calibration procedure. 3} Run at tes!ed vacuum (from Orillce Calibration Report), for a period of lime necessary to achieve a minimum tolal volume of 5 Ctlbic feet 4} Record data and infonnaticn in the GREEN cells, YELLOW celts are ca!culate<:l. METER SERIAL #:f---""-"'-i CRITICAL ORIFICE SET SERIAL #:L--"=;_J EQUIPMENT ID #: K' TESTED ,----.---1 FACTOR I VACUUM (AVG) {!n Hg) RUN# 0.5317 " 0.5317 12 0.5317 " 135.602 140.783 140.783 146.020 146.020 15,.625 5.181 5.217 5,605 n • n ro n ro ro -1~ ro ~l~ N • IM 02 D:E§~ D:E§~ .o .o ,0 L 1-11 ll US!tlG THE CRITICAL OR! ACES AS CAliBRATION STANDARDS: .o .o .• [I Lfll DGM AVG 71.5 77.5 82 0.0() 0.0[) 0.00 o.oo .... 0.[)0 FINAL [y,;;] ElAPSED TIME{M!N) 0 7.50 7.50 a.oo Facility: AVG(Pt>.,J 25.53 §,§ §§ 4.40ll MQM 4.6760 ~j~1 ---.. ~<""·~z::J.::::-"'1: !!f!l!!g, . ' Denison Mine IF Y VARIATION EXCEEDS 2.00%, ORIFICE SHOULD BE RECAUBRATED 4.'1028 ~ 4.6963 AVG:: AVG::: AVG= ~ ~ 1:.QM 1J!.Q1 ! .MQ 1,666 .1:.M§ ~ The following equa:ions are used !o caiculat:! the standard \'O!umes of atr passed lhro~gh the DGM, V"' (stdj, a:1d the critical orifice, V.,.{stC). a.1d the OGM cafibtat!on fac!or, Y. Theseet;ualioos are a'Jiomal;ca!lycalculated in tire spreadsheeta!lo'>·c. AVERAGE DRY GAS METER CAL!8RAT!ON FACTOR, Y= C1-:fl0'f] (1) (2) (3) Vm(tt.fJ"' Kl •Vm• Pbar+(Off /13.6) 1"111 ?bar-. 0 Vcr<••fl = K'• -JTamb = Net volume or gas sample passed through DGM. corrected to standard conditions K1::: 17 .~ "Rii~. Hg (Engtish). 0.3858 "K!mm Hg {Metric) T,.,"' Abso:u1e DGM ~wg. te:n.~erature (R-Engli5h, "K-Me!Mc) = Volume of gas sample passed lhrough t.~e critical orifice. correcled to standard condl!ions T .. -m = Absolute a!T'bien: lemperall.<re ('R-Engfish, °K-1/.e:rk:} X'= Average K" factor from Critical Orifice Ca'ibralion VCI(,,J:l l'= - 1-'m,_".l' = DGM ca!ibra!ion faclor AVERAGE ..iH9 I 1.649 J .&He= ( 0.751) )' 6H (V,.(std}) Vc,(std) V.._ Temparature Sensors Reference In Out "F "F °F 33 67 '" " 66 120 " 66 120 L--o "'·--' '---··"' .. •'' :.....,~:;.._,_;. \,,.,~~~""" ---· :..........,,...,..,.] "·~-,' ._,w;._,...] ts"~· Quiiliry',;Sm'ir~"-Rtlfubiliij':;~F·tl'·~\fO ¥!~;~ D METHOD 5 DRY GAS METER CALIBRATION USING CRITICAL ORIFICES 1) Select !hrcc critical orifices to calibrate the dry gas meter which bracket the expected operaling range. 2) Record barometric pressure before and after calibratio:l procedure. 3) Run at tested 11acuum {from Orifice Calibration Report), for a period of time necessary to achieve a minimum total volume of 5 cubic feet. Facility Denison Mine 4) Record data and Information in the GREEN cef:s. YELLOW cells are calculated. INITIAL FINAL AVG{Pw) METER SERIAL;:\!:~ CRITICAL ORIFICE SET SERIAl#:~ EQUIPMENT ID #: I 25.53 I 25.53 lFYVAR!ATION EXCEEDS 2.00%, ORIFICE SHOULD BE RECALIBRATEO K' TESTED ,.-----,---j FACTOR] VACUUM RUN# ! (AVG} \ (in Hg) 0.6808 12 0.6808 12 0.6808 12 0: ~34.33S ~40.546 Ms.n4 8.833 6.210 6.228 .o ,0 ,0 75 " sol " ,.. 75 '' n)_ 74 78 75 72 74_]_ 78 81 ~ G 69.25 73.25 76.25 ELAPSED TIME(MIN) 0 10.00 7.00 7.00 2.16 111111::::§§ Z:§&l§ 7.5166 0.993 ~ .§l!ili ~ 5.2662 5.2616 0.999 AVG= 0.996 D:EElE D:EElE .0 .0 ,0 l ' I m I I I I :::: § § AVG" AVG= USING THE CR!t!CAL ORIFICES AS CAUBRATION STANDARDS: The followi:~g equatk:ns are used b calculale the standardvo\u:r.esof a it passed lhro~gh the OGM, v, (std), am:! the critical orifice, V" {std), and the DGM c.:J!ibro\ie11 factor, Y. These ea_uations are automalicar.y catcuialed!n the sprearlsheetabcve. AVERAGE DRY GAS METER CAL16RATION FACTOR, Y = [{1:996'] (1) (2) (l) Vm 1 ,,1, = K1 * Vm*j'bar+(.6H 1!3.6) Tm Pbar * 0 Vcr1,J, = K'+ .JTamb = Net volume of gas sample passed through OGM. corrected to standard conditions K,"" 17.64 °RJin. Hg {English}, 0.38SS•Kimm Hg {M~~rie} T"':. Absolute OGM avg_ temperature ("R ~ Er.g~sh, "K. Metric) = Volume of gas sample passed through the critical orifice, corrected to standard conditions T.,., = Absolula ambient :emperature ("R • Er.glisl'l, °K-Metric) y = Vc'i•MJ Vm1st.!) K' = Average K' factor from Cri1iCill Orifice Calibralicn = DGM calibration factor AVERAGE 6Ho =[1:847] , liH~ = ( 0.75 0 ) 6H (V.,{std)) V.,{std) Vm l QJm. ~ 1.8J:S ~ POST Console #7 Calibration 2009 ___ ·! 'l . l : I i . ' ! .: ] • .I hi ' I : I ,.J I . ..J ' j .--' APPENDIXF The testing followed the same procedures as outlined in previous protocols and tests at this facility. Attachment H 1.00E-05 1.00E-06 1.00E-07 G) ~.OOE-08 C) r--- •• • Cottonwood Creek Dissolved Radionuclide Concentrations (uCi/ml) 6 ~ • • • • • -~=-====-· .· r--~-==w== .--= ----+-=---• ~~ ..---==-.::=:::__.-==+=--t::-~~;==-=...~~~~~~~==: .. --·-·-·-···-··-- F=· --- • -------- ·--.3 -• • • • • • • • ----.-----c-==l 1.00E-09 • .......---MA ....... 1.00E-10 e; • • 1.00E-11 O:>r:o"v ~" "' - --~ .___ ~ ').~Oj rd-~ -~ • ::.=-=~=--=--===:== =-*-=~=---• ____. • • • • • __.._.. • -=-~~-=--========~======--=-=-=:~~ . .. ·-·· ·----······ O:JO:Jrv ~to\. ~rV.._ --- O:JO:Jr:o f<}t\. ~ I +U-Nat •Th-230 &Ra-2326 I ~n;, '(VG ~ ~.._ ~OJ ~ <tj.~Oj Cottonwood Creek Suspended Radionuclide Concentrations (uCi/ml) 1.00E-06 F-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ • 1.00E-07 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ----··-·------··-·----------------------------1 • • • • -+--------.-· ·--.-· ... ----------.-------~- -------------·---·--·------------------------,._------------------------1 • ----_____.. B<::> ).."-Oj ~~ - A • . ....... . --- • • • • • .... . - • • • • • • • •-•• •• .............. • • • I B~ ~"Oj ~~ B~ ~"Oj "!-."({;) "~ OJOJ'b cy. .... ~"' ~" ~~~ I • U-Nat. •Th-230 & Ra-226 I ~ ~~ n}V ~co ~ ~ ""' ~()OJ ~~ q}'l; While Mesa Mill -·Standard Operating Procedures Book# 1 J: Environmental Protection Manual, Section 2. I Date: 2107 Revision: DUSA-1 Page 5 of5 Attachment A FIELD WATER ANALYSIS SURFACE WATER WHITE MESA MILL LOCATION (Circle one ):Co;~-:-~~k Westwater Canyon ~--~ -~--~-~~---·---.... Other (describe) ___ , /1!6t<cN.yCl ;?.?trr>2( Jt'.---f A40 ~r" I 7 I DATE: ,f,zt. -zoo'l i/t.zoct? f.}cf· zc:x~r ----,-- pH BUFFER 7.0 _____ _ BY: __________ _ (Sampler's initials) pH BUFFER 4.0 SPECIFIC CONDUCTIVITY ---------~u:=.!.MI~·~IO~s STEAM DEPTH: pH of WATER __________ _ TEMP _________ _ '' COND~urrili==o=s~-------COND Jl."-"rrili=os"-------- pH Units ______ _ pH units ______ _ COND Jl=m=h=os=------COND Jlm=ho=s'------ pH units ______ _ pH units ______ _ I I ~ J.jij Wr4<-dv~''«oJ~-(f'-/ & Actf lw-1 ~ c~../ JIL,o,dt/1>ztf /£ .Saj1.,J ~ ~ &' c:ldfz White Mesa Mill-Standard Operating Procedures Book #11: Environmental Protection Manual, Section 2.1 ( Date: 2/07 Revision: DUSA-1 Page 5 of5 Attachment A FIELD WATER ANALYSIS SURFACE WATER WHITE MESA MILL LOCATION (Circle o~~ Westwater Canyon Other (describe)_ ___ _ DATE: /2 ·I tJ (} f BY:. __________ _ I Z · I 7 0 7 I 7 · jo · {J 1 (Sampler's initials) pHBUFFER 7.0 _____ _ pH BUFFER 4.0------ SPECIFIC CONDUCTIVITY --------.........!:'~t=M=H~O=s STEAM DEPTH: pH of WATER-----------TEMP ______ _ • I COND=grrili==o=s~-------COND f.Unl=l=O=S ____ _ pH Units ______ _ pH units ______ _ Temp °C ______ _ Temp °C ______ _ COND 1-t·Morrili=os"----------COND ~-t~mh~os~---- pH units ______ _ pH units ______ _ Temp °C ______ _ Temp °C ______ _ Comments: Attachment I 0 ...... "' w 0 (]1 ...... C:.n "' C:.n w (]1 Jul-98 Oct-98 Jan-99 Apr-99 Jul-99 Oct-99 Jan-00 Apr-00 Jul-00 Oct-00 Jan-01 Apr-01 Jul-01 ::0 t Oct-01 Cl) c. Jan-02 c OJ Apr-02 3 I I -;::: Jul-02 N ...... N Oct-02 en + 0 Jan-03 0 ::::J OJ Apr-03 0 I c. -;::: Jul-03 (I) 1\:) ::::J Oct-03 -""'' + Jan-04 Cl) !:!. Apr-04 0 OJ ::::J I Jul-04 (/1 -;::: w Oct-04 ::::J en t Jan-05 0 Apr-05 -OJ "C I Jul-05 0 -;::: Oct-05 ::::.: .j::.. cc - + Jan-06 Apr-06 OJ Jul-06 I -;::: Oct-06 (.}'1 + Jan-07 Apr-07 OJ Jul-07 I -;::: Oct-07 (j) Jan-08 Apr-08 Jul-08 Oct-08 Jan-09 Apr-09 Jul-09 + OJ I -;::: ........ + OJ I -;::: N + OJ I -;::: (.V + OJ I -;::: ~ + OJ I -;::: 01 + OJ I -;::: (J) 0 0 ()1 ........ ........ ()1 N N ()1 w w ()1 ~ ~ ()1 Jul-98 I .. 1 • I a I I a Ia I I I Oct-98 Jan-99 Apr-99 Jul-99 Oct-99 Jan-00 Apr-00 Jul-00 Oct-00 Jan-01 Apr-01 Jul-01 Oct-01 Jan-02 Apr-02 Jul-02 Oct-02 Jan-03 Apr-03 Jul-03 Oct-03 Jan-04 Apr-04 Jul-04 Oct-04 Jan-05 Apr-05 Jul-05 Oct-05 Jan-06 Apr-06 Jul-06 Oct-06 Jan-07 Apr-07 Jul-07 Oct-07 Jan-08 Apr-08 Jul-08 Oct-08 Jan-09 Apr-09 Jul-09 c: Dl ::::J s:::: 3 I z D) !""" 0 0 ::::J 0 (I) ::::J -Dl e. 0 ::::J C/1 ::::J en 2. -'0 0 :::.: cc - BHV-1 Date Ra-U-Nat 226 917/80 0.650 0.420 9/8/81 0.400 1.800 12/3/81 0.790 0.770 6/30/82 0.423 0.384 5/5/83 0.471 0.410 6/4/84 0.713 0.866 10/12/8 2.960 0.886 4 8/28/85 1.630 0.800 8/1/86 0.369 0.654 8/17/87 0.600 0.800 8/28/88 1.500 1.600 8/25/88 1.200 1.600 8/1190 2.900 5.800 8/5/91 3.900 8.800 8/13/92 1.200 2.200 8/13/93 2.000 1.700 8/3/94 1.000 1.600 8/28/95 2.810 4.700 8/13/96 1.700 2.150 8/1197 0.540 0.310 7/1198 1.600 3.050 8/24/99 2.270 1.740 12/1100 1.510 1.210 8/23/01 1.000 1.000 811/02 1.300 1.350 8/5/03 0.800 0.990 8/9/04 0.600 0.610 8/3/05 0.900 0.960 817/06 0.700 0.760 8/8/07 1.100 2.370 8/20/08 0.900 1.230 8/10/09 0.800 0.880 *Data not avmlable. WHITE MESA MILL Soil Sampling Results (VALUES) x 10-3 uCi/kg BHV-2 BHV-3 BHV-4 Ra-U-Nat Ra-U-N at Ra-U-N at 226 226 226 0.340 0.420 0.420 0.420 0.410 12.194 0.300 0.600 0.300 0.600 0.200 3.000 0.440 0.560 0.890 0.420 0.750 0.630 0.412 0.180 0.265 0.207 0.478 0.260 0.569 0.550 0.461 0.340 0.643 0.340 0.618 0.683 0.489 0.471 0.124 0.324 2.330 0.069 2.880 0.721 3.490 0.804 2.190 0.424 2.270 0.424 4.330 0.294 0.466 0.866 0.382 0.694 0.396 0.826 1.500 0.900 0.800 0.600 1.200 0.700 1.300 0.700 0.600 0.900 1.000 1.300 1.100 3.000 0.800 1.000 1.100 1.400 1.000 1.400 0.800 1.400 1.800 1.300 1.700 2.600 2.600 5.700 1.800 2.600 0.900 1.400 0.800 1.200 0.900 0.900 1.400 1.700 1.100 1.900 0.800 1.600 0.700 0.800 0.700 0.900 0.700 1.100 0.680 0.200 0.880 0.650 0.580 0.240 0.600 0.460 0.300 0.210 0.500 0.520 0.560 0.160 0.410 0.270 0.410 0.260 0.700 0.580 0.500 0.450 1.000 1.190 0.780 0.840 0.530 0.420 0.840 0.770 0.810 0.530 * * 0.830 1.220 0.600 0.300 0.400 0.300 0.900 1.000 0.900 0.524 0.500 0.297 1.200 1.490 0.600 0.790 0.500 0.330 0.600 0.4300 0.400 0.250 0.400 0.220 0.600 0.5100 0.700 0.340 0.600 0.270 0.600 0.3800 0.440 0.250 0.410 0.250 0.520 0.480 0.700 0.530 0.200 0.550 0.500 0.740 0.300 0.430 0.600 0.980 0.500 0.790 0.700 0.540 0.700 1.080 0.800 0.610 BHV-5 BHV-6 Ra-U-Nat Ra-U-Nat 226 226 0.230 14.89 I - - 0.300 0.600 -- 0.550 0.420 -- 0.449 0.216 -- 0.147 0.140 -- 0.132 0.310 -- 2.550 0.817 -- 1.280 0.577 -- 0.728 0.836 -- 1.500 1.300 -- 3.800 5.000 -- 2.900 5.700 -- 3.700 3.200 -- 2.500 4.400 -- 1.100 1.800 -- 4.800 3.500 -- 3.000 3.800 -- 2.800 1.600 -- 1.900 2.010 -- 1.700 1.500 -- 3.000 2.760 -- 3.270 3.150 -- 2.810 3.250 -- 1.200 1.100 -- 2.400 2.810 60.00 0.550 0.280 0.420 0.600 0.530 1.000 1.400 0.900 1.400 0.700 0.410 1.000 1.200 1.400 1.300 0.780 0.650 1.100 1.450 0.800 0.930 0.800 1.330 0.500 0.670 2.600 2.980 0.500 0.810 ENERGY LABOflATOP1"'~ INC. , 2393 Salt Creek Highway (82801), P.O [jrw 3258 • Casper, WY 82802 Toll Free 888.235.0515 , ~--?35.0515 ' Fax 307.234.1639 • casper@energyf!, 1m, www.energylab.com ANALYTICAL SUMMARY REPORT August 27, 2009 Denison Mines (USA) Corp 6425 S Hwy 191 Blanding, UT 84511 Workorder No.: C09080438 Project Name: Annual Soil Energy Laboratories, Inc. received the following 7 samples for Denison Mines (USA) Corp on 8/12/2009 for analysis. Sample ID Client Sample ID C09080438-001 BHV 1 Collect Date Receive Date Matrix 08/10/09 14:00 08/12/09 Soil Test Metals by ICP/ICPMS, Total Digestion For RadioChemistry Digestion, Total Metals for Core Samples Radium 226 --------------------------------------·····-----·~ C09080438-002 BHV 2 08/1 0/09 13:35 08/12/09 Soil Same As Above C09080438-003 BHV 4 08/1 0/09 14:59 08/12/09 Soil Same As Above ··--~-~-------·--·--·· C09080438-004 BHV 5 08/10/09 14:4 7 08/12/09 Soil Same As Above C09080438-005 BHV 6 08/10/09 14:38 08/12/09 Soil Same As Above C09080438-006 Westwater 08/10/09 15:12 08/12/09 Soil Same As Above C09080438-007 Black Mesa 08/10/09 15:35 08/12/09 Soil Same As Above As appropriate, any exceptions or problems with the analyses are noted in the Laboratory Analytical Report, the QA/QC Summary Report, or the Case Narrative. If you have any questions regarding these tests results, please call. Report Approved By: ENERGY LABORATOF'v-:9, INC. • 2393 Salt Creek Highway (82801) ·P.O. Ej,v 3258 • Casper, WV 82802 7011 Free 888.235.0515 • L ?35.0515 • Fax 307.234.1639 ' casper@energy/L 1m • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Denison Mines (USA) Corp Project: Annual Soil Lab JD: C09080438-001 Client Sample ID: BHV 1 Analyses METALS -TOTAL Uranium RADIONUCLIDES-TOTAL Radium 226 Radium 226 precision (±) Radium 226 MDC Report Definitions: RL-Ana lyle reporting limit. QCL -Quality control limit. Result 1.3 0.8 0.1 0.1 Units mg/kg-dry pCi/g-dry pCilg-dry pCi/g-dry MDC -Minimum detectable concentration Qualifier RL 0.5 Report Date: 08/27/09 Collection Date: 08/10/09 14:00 DateReceived: 08/12/09 Matrix: Soil MCLI QCL Method Analysis Date I By SW6020 08/24/09 16:47 I sml E903.0 08/24/09 11 :27 I trs E903.0 08124/09 11:27 I trs E903.0 08/24/09 11:27 I Irs MCL-Maximum contaminant level. NO -Not detected at the reporting limit. EN ERG V LABOR A ropw·~ INC. o 2393 Salt Creek Highway (82801) • P. 0. /3"" .3258 • Casper, WY 82602 Toll Free 888.235.0515 ' ~ !35.0515 ' Fax 301.234.1839 • casper@eoergyli 1m o WWIY.energy/ab.com LA BORA TORY ANALYTICAL REPORT Client: Project: Lab JD: Denison Mines (USA) Corp Annual Soil C09080438-002 Client Sample ID: BHV2 Analyses METALS-TOTAL Uranium RADIONUCLIDES-TOTAL Radium 226 Radium 226 precision (±) Radium 226 MDC Report Definitions: RL-Analyte reporting limit. QCL -Quality control limit. Result 0.8 0.7 0.1 0.09 Units mg/kg-dry pCi/g-dry pCi/g-dry pCi/g-dry MDC-Minimum detectable concentration Qualifier RL 0.5 Report Date: 08/27/09 Collection Date: 08/10/09 13:35 DateReceived: 08/12/09 Matrix: Soil MCU QCL Method Analysis Date I By SW6020 08/24/09 16:52 I sml E903.0 08/24109 11:27 I trs E903.0 08124/09 11:27 I trs E903.0 08124109 11 :27 I trs ·~--------·------~·•"' MCL -Maximum contaminant level. ND • Not detected at the reporting limit. ENERGY LABORATOF/1r::c.;_ INC. • 2393 Salt Creek Higlnvay (82601) ·P.O. Ef"" 3258 • Caspe1; WV 82602 To!/ Free 888.235.0515 ' i. .'35.0515 • Fax 307.234.1639 • casper@energyl( •m • www.enetgylab.com LABORATORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines (USA) Corp Annual Soil C09080438-003 Client Sample ID: BHV 4 Analyses METALS· TOTAL Uranium RADIONUCL!DES ·TOTAL Radium 226 Radium 226 precision (±) Radium 226 MDC Report Definitions: RL-Analyte reporting limit. QCL -Quality control limit Result 0.9 0.8 0.1 0.08 Units mg/kg-dry pCi!g-dry pCi/g-dry pCi/g-dry MDC-Minimum detectable concentration Report Date: 08/27/09 Collection Date: 08/1 0/09 14:59 Date Received: 08/12/09 Matrix: Soil -~~-----~-•-w-- MCLI Qualifier RL QCL Method Analysis Date I By 0.5 SW6020 08/24/09 16:57 I sml E903.0 08124109 11 :27 I trs E903.0 08/24/09 11 :27 I trs E903.0 08/24109 11 :27 I trs MCL -Maximum contaminant level. ND-Not detected at the reporting limit. ENERGV LABORA7VR''"".:;, INC. • 2383 Salt Creek Highway (821301), P.O. f!~" 8258 • Casper; WY 821302 Toll Free 888.235.0675 , :.. !35.0b"15 • Fr1x 307.234.11338 • casper@energy!L_ 1m· IWIHwnergy/a!l.com LABORATORY ANAL YT!CAL REPORT Client: Denison Mines (USA) Corp Project: Annual Soil Lab ID: C09080438-D04 Client Sample ID: BHV 5 Analyses METALS -TOTAL Uranium RADIONUCLIDES-TOTAL Radium 226 Radium 226 precision (±) Radium 226 MDC Report Definitions: RL -Analyte reporting limit. QCL -Quality control limit. Result 4.4 2.6 0.2 0.08 Units mglkg-dry pCi/g-dry pCi/g-dry pCi/g-dry MDC-Minimum detectable concentration Qualifier RL 0.5 Report Date: 08/27/09 Collection Date: 08/10/09 14:47 DateReceived: 08/12/09 Matrix: Soil MCU QCL Method Analysis Date I By SW6020 08/24/09 17:02 I sml E903.0 08/24/09 14:23 I trs E903.0 08/24/09 14:23 I trs E903.0 08/24/09 14:23 I trs MCL -Maximum contaminant level. NO -Not detected at the reporting limit. ENERGV LABORATOR~'"'t:t, INC. '2393 Salt Creek Highway {82601) ·P.O. £-Jr» 82.58 ' Casper; WY 82602 Toll Free 888.235.0.515 • .; '35.0515 • Fax 307.234.1639 • casper@energylif m • WIWI.energylab.com ----·----·---------------------- LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines (USA) Corp Annual Soil C09080438-005 Client Sample ID: BHV 6 Analyses METALS-TOTAL Uranium RADIONUCLIDES-TOTAL Radium 226 Radium 226 precision {±) Radium 226 MDC Report Definitions: RL-Analyte reporting limit. QCL -Quality control limit. Result Units 1.2 mg/kg-dry 0.5 pCilg-dry 0.1 pCi/g-dry 0.09 pCi/g-dry MDC-Minimum detectable concentration Qualifier RL 0.5 Report Date: 08/27/09 Collection Date: 08/10/09 14:38 DateReceived: 08/12/09 Matrix: Soil MCLI QCL Method Analysis Date I By SW6020 08/24/09 17:08/ sml E903.0 08/24/09 14:23 I trs E903.0 08/24/09 14:23/ trs E903.0 08/24/09 14:23 I trs MCL -Maximum contaminant level. ND -Not detected at the reporting limit. ENERGY LABORATOR1,..~, INC. , 2383 Salt Creek Highway (82601) , P.O. ~r--9258 • Casper, WY 82602 To!! Free 888.235.0515 • S 35.0515 • Fax 307.234.1639 • casper@energy/d, m • www.energylab.com ----· -------------·-·----- LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines (USA) Corp Annual Soil C09080438-006 Client Sample ID: Westwater Analyses METALS • TOTAL Uranium RADIONUCLIDES ·TOTAL Radium 226 Radium 226 precision (±) Radium 226 MDC Report Definitions: RL-Analyte reporting limit. QCL -Quality control limit. Result Units ND mglkg-dry -0.07 pCilg-dry 0.04 pCi!g-dry 0.09 pCilg-dry MDC -Minimum detectable concentration Report Date: 08/27/09 Collection Date: 08/10/09 15:12 DateReceived: 08/12/09 Matrix: Soil ··---~··· ··--·~·~ MCLI Qualifier RL QCL Method Analysis Date I By u 0.5 SW6020 E903.0 E903.0 E903.0 MCL-Maximum contaminant level. 08124109 17:33 I sml 08124109 14:23 I trs 08124109 14:23 I Irs 08124109 14:23 I trs NO -Not detected at the reporting limit. U • Not detected at minimum detectable concentration ENERGY LABORA.TOF/1""~. INC. • 2393 Sal/ Creek Highway (82801) • P.O. Br" 9258 • Casper, WY 82802 lblf Free 888.235.0515 • 3 :35.0515 • Fax 307.234.1639 • casper@energy/8 m • Wi11w.energy/ab.com LA BORA TORY ANALYTICAL REPORT Client: Project: Lab ID: Denison Mines (USA) Corp Annual Soil C09080438-007 Client Sample ID: Black Mesa Analyses METALS· TOTAL Uranium RADIONUCLIDES ·TOTAL Radium 226 Radium 226 precision (±) Radium 226 MDC Report Definitions: RL-Analyte reporting limit. QCL -Quality control limit. Result 1.6 0.7 0.1 0.09 Units mg/kg-dry pCi/g-dry pCi/g-dry pCi/g-dry MDC-Minimum detectable concentration Qualifier Rl 0.5 Report Date: 08/27/09 Collection Date: 08/10/09 15:35 DateReceived: 08/12/09 Matrix: Soil MCLf QCL Method SW6020 E903.0 E903.0 E903.0 Analysis Date f By 08/24/09 17:39/ sml 08/24/09 14:23/ trs 08/24/09 14:23 1 trs 08/24/09 14:23 I Irs MCL -Maximum contaminant level. NO -Not detected at the reporting limit. ENERGY LABORATOR"'"C::. INC. • 2393 Salt Cree/( Hig!Jway (8280!) ·P.O. B(" 8258 • Casper, WY 82602 701! Free 888.235.0515 • ~ 35.0515 • Fax 307.234.1839 • casper@energyle m • 1YWVY.energylab.com ·--·-·--QA/QC Summary Report Client: Denison Mines (USA) Corp Project: Annual Soil 1 Analyte Method: E903.0 Sample 10: C09080438-007 AMS Radium 226 Sample 10: C09080438-007AMSD Radium 226 Sample ID: LCS-23398 Radium 226 Sample ID: MB-23398 Radium 226 Radium 226 precision(±) Hadium 226 MDC Method: SW6020 Sample ID: MB-23461 Uranium Sample ID: LCS3-23461 Uranium Sample ID: C09080438·007 AMS3 Uranium Sample 10: C09080438·007 AMSD3 Uranium Qualifiers: RL -Analyte reporting limit. MDC-Minimum detectable concentration Result Units Sample Matrix Spike 8.0 pCiig-dry Sample Matrix Spike Duplicate 8.9 pCilg-dry Laboratory Control Sample 7.2 pCi/g-dry Metl10d Blank -0.1 pCi/g-dry 0.07 pCiig-dry 0.2 pCi/g-dry Method Blank 0.006 mg/kg-dry Laboratory Control Sample 108 mgil<g-dry Sample Matrix Spike 24.2 mg/kg-dry Sample Matrix Spike Duplicate 24.8 mg/kg-dry RL 0.004 0.50 0.50 0.50 Report Date: 08/27/09 Work Order: C09080438 %REC Low Limit High Limit RPD RPDLimit Qual Batch: 23398 Run: BERTHOLD 770-1_090818A 08/24/09 14:23 102 70 130 Run: BERTHOLD 770-1 _090818A 08/24/09 14:23 112 70 130 10 23.2 Run: BERTHOLD 770·1 090818A 08/24/09 14:23 - 101 70 130 Run: BERTHOLD 770-1 _090818A 08/24/09 14:23 u Batch: 23461 Run: ICPMS4·C_090824A 08/24/09 15:45 Run: ICPMS4·C_090824A 08/24/09 15:50 159 0 289 Run: !CPMS4·C_090824A 08/24/09 17:44 94 75 125 Run: ICPMS4-C_090824A 08/24/09 17:49 96 75 125 2.6 20 NO-Not detected at the reporting limit U -Not detected at minimum detectable concentration lilmliW Chain of Custody and Analytical Request Record Page_}_ of j_ At•lo]i?!if{o!;li¥W Company v eN 15,o;J IJI/ ,'r.fe5 Report Mail~~r0~: tS~ fj()'f b/e.~ ul 8Ys1( Invoice Address: ~~~ Special Report/Formats: DDW D EDD/EDT(Eiectronic Data) 0 POTWNVWTP Format:. ____ _ D State: ___ _ D Other: ___ _ D LEVEL IV 0 NELAC 8 10 Custodyj R Record h. ~~~~~=- Date/Time: /l/.1:£' 4:aenet MUST bel------ Signed I Sample Disposal: Retum to Client: PLEASE PRINT (Provide as much information aspossibl§.l_ j Proj'7J Name, PWS, Permit, Etc. I Sample Origin HAW~ stflt~; State: ~ EPA/State Compliance: Yes D NoD I Phone/Fax: 61-r ZZ&/ Emafl: pier: (P/Tse Print) M U'/4-ef Purchase Order: Q ote/Bottle Order: - • ;::-R ;:: u c: ::J 2 {'J E ::J I- V ro u c: ro Ci5 u s H Contact ELl prior to RUSH sample submittal for charges and scheduling -See Instruction Page Comments: I' I I I I I I I I I I I t1~ II ( \ -;-(')~1-:::C ~~~ 11 1./1 V 0 ' .. ) D ~1(0) il l@) (<5?~--<::] Date/Time Signature· DatelTime: Signature; Da!e!Time: Signa-ture' 'Zs 1\U ()~ C\C"o In certain circumstances. samples submitted to Energy Laboratories. Inc. may be subcontracted to other certified laboratories in order to complete the analysis requested. This serves as notice of this possibility. All sub-contract data will be clearly notated on your analytical report. Visit our web site at www.energylab.com for additional information, downloadable fee schedule, forms, and links. Energy laboratories Inc Worko rde r Receipt C h eckiist IIJIIIJIII//11/JI/I/I/11/IIIJIJIJI/I!IJIIIIJJI/IIIIIJII Denison Mines (USA) Corp C09080438 Login completed by: Corinne Wagner Date and Time Received: 8/12/2009 9:00AM Reviewed by: Received by: ha Reviewed Date: Carrier name: Next Day Air Shipping container/cooler in good condition? Custody seals intact on shipping container/cooler? Custody seals intact on sample bottles? Yes 0 Yes 0 Yes 0 No 0 NoD No 0 Chain of custody present? Yes 0 No D Chain of custody signed when relinquished and received? Yes 0 No 0 Chain of custody agrees with sample labels? Yes 0 No D Samples in proper container/bottle? Yes 0 No 0 Sample containers intact? Yes 0 No O Sufficient sample volume for indicated test? Yes 0 No 0 All samples received within holding time? Yes 0 No 0 ContainerfTemp Blank temperature: N/NC Water-VOA vials have zero headspace? Water-pH acceptable upon receipt? Contact and Corrective Action Comments: None Yes 0 Yes 0 No 0 No 0 Not Present 0 Not Present 0 Not Present 0 NoVOA vials submitted 0 Not Applicable 0 ENEl1GV LABORATOf?'~<:, INC. • 2393 Salt Creek Highway (82601) • P.O. 1:1~ .. 9258 • Casper, WV 82602 To!! Free 888.235.0515 • ~ .'35.0515 • Fax 301234.1639 • casper@energyli m • www.energylab.com CLIENT: Denison Mines (USA) Corp Date: 27-Aug-09 Project: Annual Soil CASE NARRATIVE Sample Delive1y Group: C09080438 ORIGINAL SAMPLE SUBMITIAL(S) All original sample submittals have been returned with the data package. SAMPLE TEMPERATURE COMPLIANCE: 4°C (±2°C) Temperature of samples received may not be considered properly preserved by accepted standards. Samples that are hand delivered immediately after collection shall be considered acceptable if there is evidence that the chilling process has begun. GROSS ALPHA ANALYSIS Method 900.0 for gross alpha and gross beta is intended as a drinking water method for low TDS waters. Data provided by this method for non potable waters should be viewed as inconsistent. RADON IN AIR ANALYSIS The desired exposure time is 48 hours (2 days). The time delay in returning the canister to the laboratory for processing should be as short as possible to avoid excessive decay. Maximum recommended delay between end of exposure to beginning of counting should not exceed 8 days. SOIUSOLID SAMPLES All samples reported on an as received basis unless otherwise indicated. ATRAZINE, SIMAZINE AND PCB ANALYSIS Data for PCBs, Atrazine and Simazine are reported from EPA 525.2. PCB data reported by Ell reflects the results for seven individual Aroclors. When the results for all seven are ND (not detected), the sample meets EPA compliance criteria for PCB monitoring. SUBCONTRACTING ANALYSIS Subcontracting of sample analyses to an outside laboratory may be required. If so, ENERGY LABORATORIES will utilize its branch laboratories or qualified contract laboratories for this service. Any such laboratories will be indicated within the Laboratory Analytical Report. BRANCH LABORATORY LOCATIONS eli-b-Energy Laboratories, Inc. -Billings, MT eli-g-Energy Laboratories, Inc. -Gillette, WY eli-h -Energy Laboratories, Inc. -Helena, MT eli-r-Energy Laboratories, Inc.-Rapid City, SD eli-t-Energy Laboratories, Inc.-College Station, TX CERTIFICATIONS: USEPA: WY00002, Radiochemical WY00937; FL-DOH NELAC: E87641, Radiochemical E871017; California: 02118CA; Oregon: WY200001; Utah: 3072350515; Virginia: 00057; Washington: C1903 ISO 17025 DISCLAIMER: The results of this Analytical Report relate only to the items submitted for analysis. ENERGY LABORATORIES, INC.-CASPER,WY certifies that certain method selections contained in this report meet requirements as set forth by the above accrediting authorities. Some results requested by the client may not be covered under these certifications. All analysis data to be submitted for regulatory enforcement should be certified in the sample state of origin. Please verify Ell's certification coverage by visiting www.energylab.com Ell appreciates the opportunity to provide you with this analytical service. For additional information and services visit our web page www.energylab.com. THIS IS THE FINAL PAGE OF THE LABORATORY ANALYTICAL REPORT