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HomeMy WebLinkAboutDSHW-2025-001280Deq submit <dwmrcsubmit@utah.gov> Fwd: Cell #7 landfill @EEI 1 message Brian Speer <bspeer@utah.gov>Mon, Jan 6, 2025 at 10:08 AM To: Deq submit <dwmrcsubmit@utah.gov> Please file for facility Cell #7 Landfill @EEI, SW624. Brian Speer Manager | Solid Waste Division of Waste Management and Radiation Control M: (801) 536-0200 P: (385) 499-0010 wasteandradiation.utah.gov Emails to and from this email address may be considered public records and thus subject to Utah GRAMA requirements. Statements made in this email do not constitute the official position of the Director of the Division of Waste Management and Radiation Control. If you desire a statement of the Division Director's position, please submit a written request to the Director, including copies of documents relevant to your request. ---------- Forwarded message --------- From: Bret Reynolds <bretreynolds@civcoengineering.com> Date: Mon, Jan 6, 2025 at 10:02 AM Subject: Cell #7 landfill @EEI To: Brian Speer <bspeer@utah.gov>, Brent Gaschler <brgaschler@utah.gov> Cc: Cahoon, Brad R. <brad.cahoon@dentons.com>, Todd Bro <ToddBro@itltanklines.com> Brian and Brent Please accept the attached materials to revise the cover for cell 7. A HELP analysis was completed and is attached showing an alternative cover plan that meets the requirements of the regular cover. WMRC is requesting a modification (reduction) to the financial assurance requirements for closure based on the attached alternative plan. Please inform WMRC of the new bonding amounts once they are calculated. Let me know if you have any questions . Thanks for all you do. Have a great day, you deserve it. 1/6/25, 1:56 PM State of Utah Mail - Fwd: Cell #7 landfill @EEI https://mail.google.com/mail/b/AEoRXRT7dO91Fapmnt3EJRxakUBly2rQ95HtpuVo7Xp9SIu84Wm2/u/0/?ik=adf9d5e615&view=pt&search=all&permthi…1/2 DSHW-2025-000094 Bret Reynolds, PE CIVCO Engineering, Inc. Mobile: 435-790-5624 Office: 435-789-5448 1256 W 400 N Suite 1 PO Box 1758 Vernal Utah 84078 3 attachments Closure Cost (Cell 7) REVISION.pdf 755K Closure Plan (Cell 7) REVISION.pdf 564K HELP Model Summary Report 12.12.24.pdf 644K 1/6/25, 1:56 PM State of Utah Mail - Fwd: Cell #7 landfill @EEI https://mail.google.com/mail/b/AEoRXRT7dO91Fapmnt3EJRxakUBly2rQ95HtpuVo7Xp9SIu84Wm2/u/0/?ik=adf9d5e615&view=pt&search=all&permthi…2/2 CIVCO Engineering, Inc. Civil Engineering Consultants PO Box 1758 * 1256 W 400 S, Suite 1 Vernal, Utah 84078 Phone (435)789-5448 * Fax (435)789-4485 Email: civco@civcoengineering.com ENVIRONMENT ENERGY INNOVATIONS PLEASANT VALLEY, UTAH CLOSURE COSTS - ALTERNATIVE DESIGN The EEI facility is planned to close each cell as the waste reaches the final design grade. The closure cost for the EEI facility is based on the cost of the placement and grading of minimum of six inches of clay that will have a permeability of at most 1 x 10 -6 cm/sec along with a second layer cover layer of material with a minimum of six inches of soil as prescribed in R315-303-3(4)(a)(ii), with surface slope grades not less than 2% and the side slope grades not more than 33%. Closure cost estimates were obtained from an independent contractor. Upon closure of all cells the parking area, office spaces, and loading and unloading facilities will be removed and the area graded, topsoil layer added and seeding of topsoil to provide a natural looking surface. The cost of doing this work is estimated at $20,000. The closure cost of cell 7 is $275,000 as shown in Table 1. Table 1 Closure Costs POST CLOSURE CARE COSTS Post closure care of inactive sections of the EEI facility will consist of maintaining the integrity of the final and vegetative covers. Any areas subject to erosion will be corrected and appropriate measures will be implemented to identify and eliminate the run-on source. No active or technical devices are proposed for at the EEI facility. Best management practices will be implemented to minimize infiltration and assure the integrity of the run-on/run-off system. An evaluation of the system will be made during the quarterly inspections and corrective measures if any will be implemented. All run-on and run-off from events smaller than the 25-year storm will be controlled through drainage design. Post closure care costs are estimated by the cost of maintaining the previously described activities for a 30-year period. The estimated cost of the post closure care tasks is approximately $31,000 for cell 7 as shown in Table 2. Closure Cost for EEI Facility Cell 7 Task Description Total Cost Details Closure Cost Letter of Notification of Closure $2,000 Letter to DWMRC and County Cover and Topsoil Material $240,000 Seeding/Mulching $8,000 Contingency $25,000 Total Cost $275,000 Page | 2 Task Description Unit Cost Hours per year Unit Type Years Total Units Total Cost 28 years Details Inspections Quarterly 1st 2 years; $30 4 hours 2 8 $240 Semiannually for 28 years $30 2 hours 28 56 $1,680 Ground Water Testing Not required as investigations have revealed there is no ground water present near the site Report Quarterly 1st 2 years; $30 4 hours 2 8 $240 Semiannually for 28 years $30 2 hours 28 56 $1,680 Subtotal for 30 years $3,840 Maintenance Replacing topsoil 1 $24,000 Assumes 10% will need to be replaced Reseeding 1 $1,000 Assumes 10% will need to be replaced Subtotal for 30 years $28,840 Contingency $2,900 (10%) Post Closure Cost cell 7 $31,740 Table 2 Post Closure Care Costs Post Cost for EEI Facility CIVCO Engineering, Inc. Civil Engineering Consultants PO Box 1758 * 1256 W 400 S, Suite 1 Vernal, Utah 84078 Phone (435)789-5448 * Fax (435)789-4485 Email: civco@civcoengineering.com ENVIRONMENT ENERGY INNOVATIONS PLEASANT VALLEY, UTAH Cell #7 landfill @EEI CLOSURE DESIGN PLAN - ALTERNATIVE DESIGN Introduction At the end of the life of Cell #7 of the Environmental Energy Innovations, LLC (EEI) facility the cell will be closed according to R315-302. The following is a brief plan for closure of the cell and is subject to amendment if conditions and circumstances justify an amendment. Closure Procedures The following procedures will be followed: 1.Notify the Executive Secretary of intent to close 60 days prior receipt of final material. 2.Commence closure procedures within 30 days of receipt of final material. Closure activities will be completed within 180 days of commencement of closure activities. 3.Within 90 days of completion of closure activities, submit a copy of the closure plan and certificate that closure has been performed per the closure plan. These must be stamped and signed by a State of Utah Licensed Professional Engineer. Closure Schedule Sixty days prior to the expected final receipt of waste for Cell #7, EEI will notify the division of their intent to begin closure operations of the cell. EEI will begin the closure operations after the final receipt of waste is obtained. It is anticipated that each closure operation will take place over an anticipated duration of 90 to 120 days. During this period, the EEI facility cell will be graded, covered, and surveyed. As-built plans will be generated for reference for the final inspection by the division. Design of Final Cover EEI proposes an Alternative Final Cover Design in accordance with R315-303-3(5) and the attached HELP analysis. The alternative design includes a minimum of six inches of clay that will have a permeability of at most 1 x 10 -6 cm/sec along with a second layer cover layer of material with a minimum of six inches of soil as prescribed in R315-303-3(4)(a)(ii), with surface slope grades not less than 2% and the side slope grades not more than 33%. The second layer will consist of at least six inches of soil capable of sustaining vegetative growth and seeded with grass, other shallow rooted vegetation, or other native vegetation. Markers or other benchmarks shall be installed in any final earthen cover to indicate the thickness of the final cover. Page | 2 Capacity of EEI Facility Based on the assumption of half the waste being mixed with additional material, the estimated capacity of cell #7 up to the final cover is approximately 343,000 cubic yards of waste plus mixing material. This calculation accounts for an estimated dry density of 135 lb./cu-ft for the mixing material. A table with the projected life at 10 percent growth rate, capped at 50,000 cubic yards of waste plus mixing material per year, for the EEI facility is provided in Table 1 below. The growth rate is defined as the number of trucks delivered to the site on an average daily basis. It will take eight years for the cell #7 to be completed at the expected growth rate. With an increase in the growth rate, the life of cell #7 of the EEI facility will be reduced. Growth Waste Delivered to Site per Day (cuyd) Onsite Material Mixed with Waste (cuyd) Total Material to be Spread on Site (cuyd) Year Cell Volume (cuyd) Day (cuyd) Week (cuyd) Year (cuyd) Cumulative (cuyd) 0.1 70.00 35.00 105.00 630.00 33000 33000 1 0.1 77.00 38.50 115.50 693.00 36000 69000 2 0.1 84.70 42.35 127.05 762.30 40000 109000 3 0.1 93.17 46.59 139.76 838.53 44000 153000 4 0.1 102.49 51.24 153.73 922.38 48000 201000 5 0.1 112.74 56.37 169.10 1014.62 50000 251000 6 124.01 62.00 186.01 1116.08 50000 301000 7 136.41 68.21 204.62 1227.69 50000 351000 8 343000 Table 1: EEI Cell #7 Growth Rate / Life Expectancy Final Inspection After the completion of the final cover, the final inspection of cell #7 will be conducted by officials from DWMRC. EEI will notify the division of the anticipated date of completion and plan for scheduling the inspection. POST CLOSURE CARE Immediately after the completion of construction for the final cover of cell #7, the post closure care plan will be implemented. As required in R315-302-3(5) the post closure care activities will take place for 30 years or as long as the Director determines is necessary for the facility or unit to become stabilized and to protect human health and the environment. A licensed engineer with the state of Utah will direct the post-closure care of the facility and will provide EEI with recommendations to properly maintain the EEI facility and prevent any release of harmful substances. The engineer will also provide the division with documentation if he determines that the site is safe to reduce or discontinue site monitoring prior to the end of the 30-year period. During the post closure period the following activities will take place: Site Monitoring: EEI personnel will be on site weekly to monitor activities at the proposed EEI facility and restrict access to Cell #7. Access to the Cell #7 will be restricted with fencing and gates. Signs will be posted advising of the potential dangers associated with cell #7. Only authorized personnel of EEI Page | 3 will have access to cell #7 site. Markers or other benchmarks installed as part of the closure plan will be observed during each quarterly inspection and the earthen cover shall be raised to the appropriate thickness as necessary. Erosion channels deeper than 10% of the total cover thickness shall be repaired as soon as possible following their discovery. On a quarterly basis the EEI facility cover will be inspected to check for rutting and depressions that could result in rapid erosion. If rutting or depressions in the cover are identified, they will be repaired by grading and seeding the surface. Slopes of the final cover will also be inspected and maintained. EEI will ensure that a 2% slope will be maintained on the top of the cover and a 3:1 slope will be maintained around the perimeter of the cell. Run-off water from the final cover will be directed into the existing drainages to the north and west of the cell. EEI will on a Quarterly basis inspect the run-off collection system and ensure that they are properly diverting water into the existing storm water drainages. Repairs will be made as needed. Surface and Ground Water Monitoring: No samples of surface waters will be collected because there are no observed streams, springs, or other surface waters at the site of the proposed EEI facility. Ground water will not be sampled as the test holes taken did not encounter groundwater. Record of Title, Land Use, Zoning The Duchesne County Recorder will be notified during the final closure period of the entire facility. The county recorder will be provided with documentation and plats of the location of the disposal site. Notification of the closure, and location of the EEI facility will also be sent to the county recorder and zoning changes will be made if necessary. Documentation of the history of the EEI facility permanently appended to the title of record and land use restrictions will be put in place. Post Closure Contacts The point of contact during the post closure care period for this facility is Todd Bro. His contact information is provided below: Todd Bro P.O. Box 1389 Roosevelt Utah 84066 Telephone: 801-599-7213 2.00 % 2. 0 0 % 2.00 % 3.0:13.0:1 10 . 0 : 1 2. 0 0 % 3. 0 : 1 3.0 : 1 10.00% 1:3.0 0 1: 3 . 0 0 2.00%2.00% CI V C O E n g i n e e r i n g , I n c . Te l e p h o n e : ( 4 3 5 ) 7 8 9 - 5 4 4 8 F a x : ( 4 3 5 ) 7 8 9 - 4 4 8 5 12 5 6 W . 4 0 0 S . S T E . 1 , P . O . B o x 1 7 5 8 , V e r n a l , U t a h 8 4 0 7 8 ## # # FI N A L C O V E R P L A N EN V I R O N M E N T A L E N E R G Y I N N O V A T I O N S ## # # ## # # VOLUME: 343,068 CUYDS. SURFACE AREA: BOTTOM - 8.5 ACRES TOP - 3.7 ACRES ACCESS ROAD ACCESS ROAD BERM WASTE PILE BERM 6" CLAY SOIL 6" TOPSOIL WASTE PILE PLAN VIEW CROSS SECTION WITH ACCESS ROAD PROJECT:E&P Landfill Permit - HELP Calculations Summary PAGE:1 of 2 JOB NO.:35247211 DATE:December 12, 2024 COMP. BY:TLB CHECKED BY:DCM Facilities |Environmental | Geotechnical | Materials CALCULATIONS BY:Tony Bardella – Staff Engineer Dave McCormick, P.E. – Engineering Manager SOFTWARE: HELP Version 3.95D, Hydrologic Evaluation of the Landfill Performance - A USACOE model for predicting landfill hydrologic and infiltration processes and testing of effectiveness of landfill designs that was updated by Institute of Soil Science, University of Hamburg, Germany dated August 10, 2012. ANALYSIS: The HELP Model version 3.95D was used to compare the landfill’s regulatory Standard Design Cover (6” topsoil over 18” soil barrier (1.0 E-5cm/sec)) and the proposed Alternate Design Cover (6” topsoil over 6” low permeable clay) as requested by the Utah Solid Waste Division in accordance with R315-303-3. The Alternate Design was further separated into Alternate 1 (1.0 E-6cm/sec clay) and Alternate 2 (1.0 E-7cm/sec clay). In all cases, the landfill has a 50-foot depth of waste (contaminated soils) over a base grade (15-foot of 1.3 E-6 cm/sec in-situ soil). The rainfall data was taken from the 5 wettest years in the surrounding areas, according to Weather.gov for Duchesne, Utah.  6” Topsoil  18” Soil Barrier/6” Low Permeable Clay  50-ft Waste  Base Grade Both the Standard and Alternate designs model a 3.7 acre, 2% sloped cover system with a 225 ft drainage length over a 50-foot waste mass. The intent of the comparison is to show the proposed Alternate Design is equal to or better than the required Standard Design. Standard Alternate 1 Alternate 2 6” Topsoil 6” Topsoil 6” Topsoil 18” Soil Barrier (1.0 E-5 cm/sec) 6” Low Permeable Clay (1.0 E-6 cm/sec) 6” Low Permeable Clay (1.0 E-7 cm/sec) Data input into the program is provided in ATTACHMENT B. The HELP 3.95D model results for the designs mentioned above are provided in ATTACHMENT C. PROJECT:E&P Landfill Permit - HELP Calculations Summary PAGE:2 of 2 JOB NO.:35247211 DATE:December 12, 2024 COMP. BY:TLB CHECKED BY:DCM Facilities |Environmental | Geotechnical | Materials BASIS USED IN THE ANALYSES: These models were developed and evaluated to compare the proposed Alternate Designs to the current Standard Design. The base conditions are with the landfill in final closure (See ATTACHMENT B). The precipitation data used for the analysis was taken from the 5 wettest years for the City of Duchesne, Utah according to weather.gov (1965, 1983, 1997, 2011, 2015). This was the closest city with weather data. The temperature, relative humidity, and solar radiation data for the site was calculated using the 5 wettest years weather data. The soil type, thickness, permeability and various other properties were input into the HELP 3.95D model based on the HELP model standard properties or known properties of the soils in the landfill area. The soil data also includes the Geosynthetic material and its properties. The Standard Design shows a final water storage in the landfill layers as 237.91 inches. The peak daily percolation through the 18” soil barrier layer is 0.373”, and a daily average of 0.007” of head over the base grade. The Alternate 1 Design shows a final water storage in the landfill layers as 231.61 inches. The peak daily percolation through the 6” low permeable clay is 0.067”, and a daily average of 0.006” of head over the base grade. The Alternate 2 Design shows a final water storage in the landfill layers as 232.05 inches. The peak daily percolation through the 6” low permeable clay is 0.007”, and a daily average of 0.005” of head over the base grade. The individual HELP Model evaluations of the different designs can be found in ATTACHMENT C. SUMMARY OF RESULTS: The purpose of this modeling is to compare the regulatory Standard Design cover and the proposed Alternate Design covers following final cover placement. This analysis shows all designs meet the requirements of less than 12” of head over the base grade. This analysis shows both proposed Alternate Designs have less water percolation into the waste compared to the Standard Design. The HELP 3.95D model results associated with the data presented in this report can be seen in ATTACHMENT C. Facilities |Environmental | Geotechnical | Materials ATTACHMENT A FIGURES Project Mngr: Approved By: Checked By: Drawn By: Project No. Scale: Date: File No. FIG. No. 25809 I-30 SOUTH BRYANT, AR 72022 FAX. (501) 847-9210PH. (501) 847-9292N:\ G E C A R C H I V E \ H E L P _ M O D E L \ 2 0 2 4 \ 3 5 2 4 7 2 1 1 \ F I G U R E S \ 3 5 2 4 7 2 1 1 C 0 1 . D W G Consulting Engineers and Scientists TLB TLB DCM DCM 35247211 N.T.S 35247211C01 12/11/2024 HELP ANALYSIS DIAGRAM 1 LANDFILL COVER DESIGN COMPARISON ENVIRONMENTAL ENGERGY INNOVATIONS E & P LANDFILL CELL 7 50' WASTE 6" TOPSOIL 18" SOIL BARRIER (K≤ 1X10-5 CM/SEC) 50' WASTE 6" TOPSOIL 6" COMPACTED CLAY (K≤ 1X10-7 CM/SEC) STANDARD DESIGN COVER ALTERNATE 2 DESIGN COVER 50' WASTE 6" TOPSOIL 6" COMPACTED CLAY (K≤ 1X10-6 CM/SEC) ALTERNATE 1 DESIGN COVER BASE GRADE (APPROXIMATELY 15' IN-SITU SOIL K≤ 1.3X10-6 CM/SEC) BASE GRADE (APPROXIMATELY 15' IN-SITU SOIL K≤ 1.3X10-6 CM/SEC) BASE GRADE (APPROXIMATELY 15' IN-SITU SOIL K≤ 1.3X10-6 CM/SEC) Facilities |Environmental | Geotechnical | Materials ATTACHMENT B HELP MODEL SUMMARY MODEL DESCRIPTION Layer 1 Layer 2 Layer 3 Layer 4 Final Water Storage (inches) Peak Daily Percolation through Layer 2 (inches) Daily Average Head on Layer 4 (inches) Standard Design 6" Topsoil 18" Soil Barrier (1x10-5 cm/sec)50' Waste Base Grade 237.914 0.373 0.007 Alternate 1 Design 6" Topsoil 6" Low Permeable Clay (1x10-6 cm/sec) 50' Waste Base Grade 231.611 0.067 0.006 Alternate 2 Design 6" Topsoil 6" Low Permeable Clay (1x10-7 cm/sec) 50' Waste Base Grade 232.053 0.007 0.005 HELP MODEL LAYER SUMMARY TABLE 1 Standard Design Alternate 1 Design Alternate 2 Design 90.9 90.9 90.9 100.0 100.0 100.0 3.700 3.700 3.700 6.0 6.0 6.0 1.673 1.675 1.871 2.784 2.784 2.785 1.122 1.122 1.122 0.000 0.000 0.000 237.361 232.244 232.221 237.361 232.244 232.221 0.00 0.00 0.00 EVAPOTRANSPIRATION AND WEATHER DATA 1965 1983 1997 2011 2015 13.66 14.46 6.31 17.99 12.75 JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC 28.6 34.1 40.7 49.2 58.8 68.3 77.5 74.9 65.0 53.0 39.7 30.3 All Scenarios STATION LATITUDE (degrees)40.76 NOTE: PRECIPITATION DATA WAS OBTAINED FROM WEATHER.GOV FOR THE 5 WETTEST YEARS IN DUCHESNE, UTAH TEMPERATURE DATA 1.00 START OF GROWING SEASON (JULIAN DATE)117 END OF GROWING SEASON (JULIAN DATE) NOTE: EVAPOTRANSPIRATION DATA WAS OBTAINED FROM SALTLAKE CITY, UTAH PRECIPITATION DATA 5 WETTEST YEARS (INCHES) (All Scenarios) AVERAGE ANNUAL WIND SPEED (mph)8.80 NOTE 1: TEMPERATURE DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALTLAKE CITY, UTAH NOTE 2: SOLAR RADIATION DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALTLAKE CITY, UTAH AND STATION LATITUDE = 40.76 DEGREES 67.00% AVERAGE 2ND QUARTER RELATIVE HUMIDITY 48.00% AVERAGE 3RD QUARTER RELATIVE HUMIDITY NORMAL MEAN MONTHLY TEMPERATURE (DEGREES FAHRENHEIT) (All Scenarios) 39.00% AVERAGE 4TH QUARTER RELATIVE HUMIDITY AVERAGE 1ST QUARTER RELATIVE HUMIDITY TABLE 2 GENERAL DESIGN AND EVAPORATIVE ZONE DATA 65.00% 289 MAXIMUM LEAF AREA INDEX TABLE 3 WEATHER DATA SCS RUNOFF CURVE NUMBER INITIAL SNOW WATER INITIAL WATER IN LAYER MATERIALS (inches) TOTAL INITIAL WATER (inches) TOTAL SUBSURFACE INFLOW (inches/year) FRACTION OF AREA ALLOWING RUNOFF (%) AREA PROJECTED ON HORIZONTAL PLANE (acres) EVAPORATIVE ZONE DEPTH (inches) INITIAL WATER IN EVAPORATIVE ZONE (inches) UPPER LIMIT OF EVAPORATIVE STORAGE (inches) LOWER LIMIT OF EVAPORATIVE STORAGE (inches) Facilities |Environmental | Geotechnical | Materials ATTACHMENT C HELP MODEL RESULTS ****************************************************************************** ****************************************************************************** ** ** ** ** ** HYDROLOGIC EVALUATION OF LANDFILL PERFORMANCE ** ** ** ** HELP Version 3.95 D (10 August 2012) ** ** developed at ** ** Institute of Soil Science, University of Hamburg, Germany ** ** based on ** ** US HELP MODEL VERSION 3.07 (1 NOVEMBER 1997) ** ** DEVELOPED BY ENVIRONMENTAL LABORATORY ** ** USAE WATERWAYS EXPERIMENT STATION ** ** FOR USEPA RISK REDUCTION ENGINEERING LABORATORY ** ** ** ** ** ****************************************************************************** ****************************************************************************** TIME: 16.47 DATE: 11.12.2024 PRECIPITATION DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Precipitation - Wettest 5 yr DUCHESNE.d4 TEMPERATURE DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Tempurature - auto 5 yr Salt Lake City WETTEST.d7 SOLAR RADIATION DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Solar Radiation - auto 5 yr Salt Lake City WETTEST.d13 EVAPOTRANSPIRATION DATA F. 1: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7.d11 SOIL AND DESIGN DATA FILE 1: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Soil Standard Design Top Area 5 WETTEST.d10 OUTPUT DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Results\EEI CELL 7 Standard design Top Area-5 WETTEST.out YEARLY OUTPUT DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Results\EEI CELL 7 Standard design Top Area-5 WETTEST.YR COLUMNS OF YEARLY OUTPUT DATA FILE: 1 DATE OF ULTIMO (yyyy1231) 2 PRECIPITATION (INCH) 3 RUNOFF (INCH) 4 POTENTIAL EVAPOTRANSPIRATION (INCH) 5 ACTUAL EVAPOTRANSPIRATION (INCH) 6 LEAK #1: PERCOLATION/LEAKAGE THROUGH LAYER 2 (INCH) 7 LEAK #2: PERCOLATION/LEAKAGE THROUGH LAYER 4 (INCH) 8 CHANGE IN TOTAL WATER STORAGE (INCH) 9 CHANGE IN SOIL WATER STORAGE (INCH) 10 CHANGE IN INTERCEPTION WATER STORAGE (INCH) 11 CHANGE IN SNOW WATER STORAGE (INCH) 12 ANNUAL WATER BUDGET BALANCE (INCH) ****************************************************************************** TITLE: EEI - Cover Standard Design Top Area ****************************************************************************** WEATHER DATA SOURCES ------------------------------------------------------------------------------ NOTE: PRECIPITATION DATA FOR Duchesne Utah WAS ENTERED BY THE USER. NOTE: TEMPERATURE DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALT LAKE CITY UTAH NORMAL MEAN MONTHLY TEMPERATURE (DEGREES FAHRENHEIT) JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC ------- ------- ------- ------- ------- ------- 28.60 34.10 40.70 49.20 58.80 68.30 77.50 74.90 65.00 53.00 39.70 30.30 NOTE: SOLAR RADIATION DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALT LAKE CITY UTAH AND STATION LATITUDE = 40.76 DEGREES ****************************************************************************** LAYER DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: INITIAL MOISTURE CONTENT OF THE LAYERS AND SNOW WATER WERE COMPUTED AS NEARLY STEADY-STATE VALUES BY THE PROGRAM. LAYER 1 -------- TYPE 1 - VERTICAL PERCOLATION LAYER MATERIAL TEXTURE NUMBER 11 THICKNESS = 6.00 INCHES POROSITY = 0.4640 VOL/VOL FIELD CAPACITY = 0.3100 VOL/VOL WILTING POINT = 0.1870 VOL/VOL INITIAL SOIL WATER CONTENT = 0.2788 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.6400E-04 CM/SEC NOTE: SATURATED HYDRAULIC CONDUCTIVITY IS MULTIPLIED BY 1.80 FOR ROOT CHANNELS IN TOP HALF OF EVAPORATIVE ZONE. LAYER 2 -------- TYPE 3 - BARRIER SOIL LINER MATERIAL TEXTURE NUMBER 0 THICKNESS = 18.00 INCHES POROSITY = 0.4270 VOL/VOL FIELD CAPACITY = 0.4180 VOL/VOL WILTING POINT = 0.3670 VOL/VOL INITIAL SOIL WATER CONTENT = 0.4270 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1000E-04 CM/SEC LAYER 3 -------- TYPE 1 - VERTICAL PERCOLATION LAYER MATERIAL TEXTURE NUMBER 10 THICKNESS = 600.00 INCHES POROSITY = 0.3980 VOL/VOL FIELD CAPACITY = 0.2440 VOL/VOL WILTING POINT = 0.1360 VOL/VOL INITIAL SOIL WATER CONTENT = 0.2444 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1200E-03 CM/SEC LAYER 4 -------- TYPE 3 - BARRIER SOIL LINER MATERIAL TEXTURE NUMBER 0 THICKNESS = 180.00 INCHES POROSITY = 0.4520 VOL/VOL FIELD CAPACITY = 0.4110 VOL/VOL WILTING POINT = 0.3110 VOL/VOL INITIAL SOIL WATER CONTENT = 0.4520 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1300E-05 CM/SEC ****************************************************************************** GENERAL DESIGN AND EVAPORATIVE ZONE DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: SCS RUNOFF CURVE NUMBER WAS COMPUTED FROM DEFAULT SOIL DATA BASE USING SOIL TEXTURE #11 WITH A POOR STAND OF GRASS, A SURFACE SLOPE OF 2.% AND A SLOPE LENGTH OF 225. FEET. SCS RUNOFF CURVE NUMBER = 90.90 FRACTION OF AREA ALLOWING RUNOFF = 100.0 PERCENT AREA PROJECTED ON HORIZONTAL PLANE = 3.700 ACRES EVAPORATIVE ZONE DEPTH = 6.0 INCHES INITIAL WATER IN EVAPORATIVE ZONE = 1.673 INCHES UPPER LIMIT OF EVAPORATIVE STORAGE = 2.784 INCHES FIELD CAPACITY OF EVAPORATIVE ZONE = 1.860 INCHES LOWER LIMIT OF EVAPORATIVE STORAGE = 1.122 INCHES SOIL EVAPORATION ZONE DEPTH = 6.000 INCHES INITIAL SNOW WATER = 0.000 INCHES INITIAL INTERCEPTION WATER = 0.000 INCHES INITIAL WATER IN LAYER MATERIALS = 237.361 INCHES TOTAL INITIAL WATER = 237.361 INCHES TOTAL SUBSURFACE INFLOW = 0.00 INCHES/YEAR ****************************************************************************** EVAPOTRANSPIRATION DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: EVAPOTRANSPIRATION DATA WAS OBTAINED FROM SALT LAKE CITY UTAH STATION LATITUDE = 40.76 DEGREES MAXIMUM LEAF AREA INDEX = 1.00 START OF GROWING SEASON (JULIAN DATE) = 117 END OF GROWING SEASON (JULIAN DATE) = 289 EVAPORATIVE ZONE DEPTH = 6.0 INCHES AVERAGE ANNUAL WIND SPEED = 8.80 MPH AVERAGE 1ST QUARTER RELATIVE HUMIDITY = 67.0 % AVERAGE 2ND QUARTER RELATIVE HUMIDITY = 48.0 % AVERAGE 3RD QUARTER RELATIVE HUMIDITY = 39.0 % AVERAGE 4TH QUARTER RELATIVE HUMIDITY = 65.0 % ****************************************************************************** ******************************************************************************* ANNUAL TOTALS FOR YEAR 1965 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 13.66 183467.484 100.00 RUNOFF 0.179 2406.903 1.31 POTENTIAL EVAPOTRANSPIRATION 60.527 812935.500 ACTUAL EVAPOTRANSPIRATION 12.516 168099.172 91.62 PERC./LEAKAGE THROUGH LAYER 2 0.962132 12922.395 7.04 AVG. HEAD ON TOP OF LAYER 2 0.0024 PERC./LEAKAGE THROUGH LAYER 4 0.961738 12917.106 7.04 AVG. HEAD ON TOP OF LAYER 4 0.0022 CHANGE IN WATER STORAGE 0.003 44.267 0.02 SOIL WATER AT START OF YEAR 237.360 3187988.750 SOIL WATER AT END OF YEAR 237.364 3188033.000 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.042 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 1983 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 14.46 194212.375 100.00 RUNOFF 0.250 3353.964 1.73 POTENTIAL EVAPOTRANSPIRATION 60.129 807598.062 ACTUAL EVAPOTRANSPIRATION 11.142 149647.391 77.05 PERC./LEAKAGE THROUGH LAYER 2 1.175583 15789.253 8.13 AVG. HEAD ON TOP OF LAYER 2 0.0038 PERC./LEAKAGE THROUGH LAYER 4 0.707570 9503.377 4.89 AVG. HEAD ON TOP OF LAYER 4 0.0016 CHANGE IN WATER STORAGE 2.361 31707.619 16.33 SOIL WATER AT START OF YEAR 237.364 3188033.000 SOIL WATER AT END OF YEAR 238.177 3198954.750 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 1.548 20785.891 10.70 ANNUAL WATER BUDGET BALANCE 0.0000 0.010 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 1997 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 17.99 241623.734 100.00 RUNOFF 0.523 7027.771 2.91 POTENTIAL EVAPOTRANSPIRATION 59.447 798431.812 ACTUAL EVAPOTRANSPIRATION 15.990 214757.750 88.88 PERC./LEAKAGE THROUGH LAYER 2 3.526795 47368.379 19.60 AVG. HEAD ON TOP OF LAYER 2 0.0101 PERC./LEAKAGE THROUGH LAYER 4 1.752188 23533.641 9.74 AVG. HEAD ON TOP OF LAYER 4 0.0039 CHANGE IN WATER STORAGE -0.275 -3695.492 -1.53 SOIL WATER AT START OF YEAR 238.177 3198954.750 SOIL WATER AT END OF YEAR 239.449 3216045.000 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 1.548 20785.891 8.60 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.045 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 2011 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 12.75 171245.312 100.00 RUNOFF 0.255 3427.540 2.00 POTENTIAL EVAPOTRANSPIRATION 60.900 817942.062 ACTUAL EVAPOTRANSPIRATION 11.056 148497.375 86.72 PERC./LEAKAGE THROUGH LAYER 2 1.217504 16352.297 9.55 AVG. HEAD ON TOP OF LAYER 2 0.0053 PERC./LEAKAGE THROUGH LAYER 4 2.084946 28002.912 16.35 AVG. HEAD ON TOP OF LAYER 4 0.0046 CHANGE IN WATER STORAGE -0.646 -8682.521 -5.07 SOIL WATER AT START OF YEAR 239.449 3216045.000 SOIL WATER AT END OF YEAR 238.803 3207362.750 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 -0.006 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 2015 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 12.12 162783.734 100.00 RUNOFF 0.166 2223.412 1.37 POTENTIAL EVAPOTRANSPIRATION 59.821 803456.188 ACTUAL EVAPOTRANSPIRATION 11.053 148456.969 91.20 PERC./LEAKAGE THROUGH LAYER 2 1.321476 17748.744 10.90 AVG. HEAD ON TOP OF LAYER 2 0.0073 PERC./LEAKAGE THROUGH LAYER 4 1.790002 24041.518 14.77 AVG. HEAD ON TOP OF LAYER 4 0.0040 CHANGE IN WATER STORAGE -0.889 -11938.211 -7.33 SOIL WATER AT START OF YEAR 238.803 3207362.750 SOIL WATER AT END OF YEAR 237.914 3195424.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.035 0.00 ******************************************************************************* ****************************************************************************** FINAL WATER STORAGE AT END OF YEAR 2015 ------------------------------------------------------------------------------ LAYER (INCHES) (VOL/VOL) ----- -------- --------- 1 1.3192 0.2199 2 7.6860 0.4270 3 147.5490 0.2459 4 81.3600 0.4520 TOTAL WATER IN LAYERS 237.914 SNOW WATER 0.000 INTERCEPTION WATER 0.000 TOTAL FINAL WATER 237.914 ****************************************************************************** ****************************************************************************** PEAK DAILY VALUES FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------ (INCHES) (CU. FT.) ---------- ------------- PRECIPITATION 1.12 15042.720 RUNOFF 0.187 2508.6594 PERCOLATION/LEAKAGE THROUGH LAYER 2 0.372816 5007.29297 AVERAGE HEAD ON TOP OF LAYER 2 1.728 PERCOLATION/LEAKAGE THROUGH LAYER 4 0.008139 109.31974 AVERAGE HEAD ON TOP OF LAYER 4 0.007 SNOW WATER 1.76 23657.0449 MAXIMUM VEG. SOIL WATER (VOL/VOL) 0.4037 MINIMUM VEG. SOIL WATER (VOL/VOL) 0.1870 ****************************************************************************** ******************************************************************************* AVERAGE MONTHLY VALUES IN INCHES FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------- JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC ------- ------- ------- ------- ------- ------- PRECIPITATION ------------- TOTALS 0.64 0.67 0.39 1.16 2.25 1.34 1.64 1.80 1.50 0.95 0.92 0.94 STD. DEVIATIONS 0.68 0.44 0.23 0.78 1.12 1.15 0.95 1.43 1.11 0.28 0.52 0.94 RUNOFF ------ TOTALS 0.011 0.006 0.000 0.009 0.051 0.030 0.025 0.055 0.034 0.043 0.009 0.000 STD. DEVIATIONS 0.025 0.009 0.000 0.020 0.035 0.051 0.054 0.106 0.077 0.040 0.017 0.000 POTENTIAL EVAPOTRANSPIRATION ---------------------------- TOTALS 1.345 1.882 3.079 5.434 7.380 8.628 10.480 8.802 6.368 3.442 2.036 1.288 STD. DEVIATIONS 0.107 0.104 0.175 0.320 0.395 0.201 0.152 0.296 0.424 0.112 0.158 0.122 ACTUAL EVAPOTRANSPIRATION ------------------------- TOTALS 0.487 0.804 0.511 0.779 2.202 1.093 1.692 1.644 1.299 0.705 0.528 0.607 STD. DEVIATIONS 0.329 0.520 0.274 0.645 0.652 0.955 1.164 1.213 0.922 0.378 0.166 0.182 PERCOLATION/LEAKAGE THROUGH LAYER 2 ------------------------------------ TOTALS 0.5020 0.1059 0.0000 0.0674 0.4198 0.0933 0.0618 0.0555 0.0737 0.1161 0.0780 0.0670 STD. DEVIATIONS 1.1226 0.1358 0.0000 0.1248 0.3518 0.1765 0.0872 0.1242 0.1647 0.1816 0.1699 0.1214 PERCOLATION/LEAKAGE THROUGH LAYER 4 ------------------------------------ TOTALS 0.1266 0.0777 0.1315 0.1142 0.0820 0.0894 0.1594 0.1267 0.1515 0.1178 0.1409 0.1416 STD. DEVIATIONS 0.0884 0.0769 0.1206 0.0939 0.0763 0.0542 0.0549 0.0788 0.0888 0.0828 0.0926 0.1071 ------------------------------------------------------------------------------- AVERAGES OF MONTHLY AVERAGED DAILY HEADS (INCHES) ------------------------------------------------------------------------------- DAILY AVERAGE HEAD ON TOP OF LAYER 2 ------------------------------------- AVERAGES 0.0170 0.0039 0.0000 0.0032 0.0268 0.0030 0.0023 0.0005 0.0031 0.0035 0.0044 0.0017 STD. DEVIATIONS 0.0381 0.0051 0.0000 0.0063 0.0280 0.0052 0.0032 0.0012 0.0070 0.0048 0.0097 0.0031 DAILY AVERAGE HEAD ON TOP OF LAYER 4 ------------------------------------- AVERAGES 0.0033 0.0023 0.0034 0.0031 0.0022 0.0024 0.0042 0.0033 0.0041 0.0031 0.0038 0.0037 STD. DEVIATIONS 0.0023 0.0022 0.0031 0.0025 0.0020 0.0015 0.0014 0.0020 0.0024 0.0022 0.0025 0.0028 ******************************************************************************* ******************************************************************************* AVERAGE ANNUAL TOTALS & (STD. DEVIATIONS) FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT ------------------- ------------- --------- PRECIPITATION 14.20 ( 2.300) 190666.5 100.00 RUNOFF 0.275 ( 0.1448) 3687.92 1.934 POTENTIAL EVAPOTRANSPIRATION 60.165 ( 0.5715) 808072.69 ACTUAL EVAPOTRANSPIRATION 12.351 ( 2.1266) 165891.73 87.006 PERCOLATION/LEAKAGE THROUGH 1.64070 ( 1.06244) 22036.213 11.55746 LAYER 2 AVERAGE HEAD ON TOP 0.006 ( 0.003) OF LAYER 2 PERCOLATION/LEAKAGE THROUGH 1.45929 ( 0.59145) 19599.709 10.27958 LAYER 4 AVERAGE HEAD ON TOP 0.003 ( 0.001) OF LAYER 4 CHANGE IN WATER STORAGE 0.111 ( 1.3034) 1487.13 0.780 ******************************************************************************* ******************************************************************************* ****************************************************************************** ****************************************************************************** ** ** ** ** ** HYDROLOGIC EVALUATION OF LANDFILL PERFORMANCE ** ** ** ** HELP Version 3.95 D (10 August 2012) ** ** developed at ** ** Institute of Soil Science, University of Hamburg, Germany ** ** based on ** ** US HELP MODEL VERSION 3.07 (1 NOVEMBER 1997) ** ** DEVELOPED BY ENVIRONMENTAL LABORATORY ** ** USAE WATERWAYS EXPERIMENT STATION ** ** FOR USEPA RISK REDUCTION ENGINEERING LABORATORY ** ** ** ** ** ****************************************************************************** ****************************************************************************** TIME: 17.00 DATE: 11.12.2024 PRECIPITATION DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Precipitation - Wettest 5 yr DUCHESNE.d4 TEMPERATURE DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Tempurature - auto 5 yr Salt Lake City WETTEST.d7 SOLAR RADIATION DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Solar Radiation - auto 5 yr Salt Lake City WETTEST.d13 EVAPOTRANSPIRATION DATA F. 1: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7.d11 SOIL AND DESIGN DATA FILE 1: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Soil Alternate Design Top Area 5 WETTEST 10-6 CLAY.d10 OUTPUT DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Results\EEI CELL 7 Alternate design Top Area-5 WETTEST 10-6 CLAY.out YEARLY OUTPUT DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Results\EEI CELL 7 Alternate design Top Area-5 WETTEST 10-6 CLAY.YR COLUMNS OF YEARLY OUTPUT DATA FILE: 1 DATE OF ULTIMO (yyyy1231) 2 PRECIPITATION (INCH) 3 RUNOFF (INCH) 4 POTENTIAL EVAPOTRANSPIRATION (INCH) 5 ACTUAL EVAPOTRANSPIRATION (INCH) 6 LEAK #1: PERCOLATION/LEAKAGE THROUGH LAYER 2 (INCH) 7 LEAK #2: PERCOLATION/LEAKAGE THROUGH LAYER 4 (INCH) 8 CHANGE IN TOTAL WATER STORAGE (INCH) 9 CHANGE IN SOIL WATER STORAGE (INCH) 10 CHANGE IN INTERCEPTION WATER STORAGE (INCH) 11 CHANGE IN SNOW WATER STORAGE (INCH) 12 ANNUAL WATER BUDGET BALANCE (INCH) ****************************************************************************** TITLE: EEI - Cover Alternate Design Top Area 10-6 CLAY ****************************************************************************** WEATHER DATA SOURCES ------------------------------------------------------------------------------ NOTE: PRECIPITATION DATA FOR Duchesne Utah WAS ENTERED BY THE USER. NOTE: TEMPERATURE DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALT LAKE CITY UTAH NORMAL MEAN MONTHLY TEMPERATURE (DEGREES FAHRENHEIT) JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC ------- ------- ------- ------- ------- ------- 28.60 34.10 40.70 49.20 58.80 68.30 77.50 74.90 65.00 53.00 39.70 30.30 NOTE: SOLAR RADIATION DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALT LAKE CITY UTAH AND STATION LATITUDE = 40.76 DEGREES ****************************************************************************** LAYER DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: INITIAL MOISTURE CONTENT OF THE LAYERS AND SNOW WATER WERE COMPUTED AS NEARLY STEADY-STATE VALUES BY THE PROGRAM. LAYER 1 -------- TYPE 1 - VERTICAL PERCOLATION LAYER MATERIAL TEXTURE NUMBER 11 THICKNESS = 6.00 INCHES POROSITY = 0.4640 VOL/VOL FIELD CAPACITY = 0.3100 VOL/VOL WILTING POINT = 0.1870 VOL/VOL INITIAL SOIL WATER CONTENT = 0.2792 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.6400E-04 CM/SEC NOTE: SATURATED HYDRAULIC CONDUCTIVITY IS MULTIPLIED BY 1.80 FOR ROOT CHANNELS IN TOP HALF OF EVAPORATIVE ZONE. LAYER 2 -------- TYPE 3 - BARRIER SOIL LINER MATERIAL TEXTURE NUMBER 0 THICKNESS = 6.00 INCHES POROSITY = 0.4270 VOL/VOL FIELD CAPACITY = 0.4180 VOL/VOL WILTING POINT = 0.3670 VOL/VOL INITIAL SOIL WATER CONTENT = 0.4270 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1000E-05 CM/SEC LAYER 3 -------- TYPE 1 - VERTICAL PERCOLATION LAYER MATERIAL TEXTURE NUMBER 10 THICKNESS = 600.00 INCHES POROSITY = 0.3980 VOL/VOL FIELD CAPACITY = 0.2440 VOL/VOL WILTING POINT = 0.1360 VOL/VOL INITIAL SOIL WATER CONTENT = 0.2444 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1200E-03 CM/SEC LAYER 4 -------- TYPE 3 - BARRIER SOIL LINER MATERIAL TEXTURE NUMBER 0 THICKNESS = 180.00 INCHES POROSITY = 0.4520 VOL/VOL FIELD CAPACITY = 0.4110 VOL/VOL WILTING POINT = 0.3110 VOL/VOL INITIAL SOIL WATER CONTENT = 0.4520 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1300E-05 CM/SEC ****************************************************************************** GENERAL DESIGN AND EVAPORATIVE ZONE DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: SCS RUNOFF CURVE NUMBER WAS COMPUTED FROM DEFAULT SOIL DATA BASE USING SOIL TEXTURE #11 WITH A POOR STAND OF GRASS, A SURFACE SLOPE OF 2.% AND A SLOPE LENGTH OF 225. FEET. SCS RUNOFF CURVE NUMBER = 90.90 FRACTION OF AREA ALLOWING RUNOFF = 100.0 PERCENT AREA PROJECTED ON HORIZONTAL PLANE = 3.700 ACRES EVAPORATIVE ZONE DEPTH = 6.0 INCHES INITIAL WATER IN EVAPORATIVE ZONE = 1.675 INCHES UPPER LIMIT OF EVAPORATIVE STORAGE = 2.784 INCHES FIELD CAPACITY OF EVAPORATIVE ZONE = 1.860 INCHES LOWER LIMIT OF EVAPORATIVE STORAGE = 1.122 INCHES SOIL EVAPORATION ZONE DEPTH = 6.000 INCHES INITIAL SNOW WATER = 0.000 INCHES INITIAL INTERCEPTION WATER = 0.000 INCHES INITIAL WATER IN LAYER MATERIALS = 232.244 INCHES TOTAL INITIAL WATER = 232.244 INCHES TOTAL SUBSURFACE INFLOW = 0.00 INCHES/YEAR ****************************************************************************** EVAPOTRANSPIRATION DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: EVAPOTRANSPIRATION DATA WAS OBTAINED FROM SALT LAKE CITY UTAH STATION LATITUDE = 40.76 DEGREES MAXIMUM LEAF AREA INDEX = 1.00 START OF GROWING SEASON (JULIAN DATE) = 117 END OF GROWING SEASON (JULIAN DATE) = 289 EVAPORATIVE ZONE DEPTH = 6.0 INCHES AVERAGE ANNUAL WIND SPEED = 8.80 MPH AVERAGE 1ST QUARTER RELATIVE HUMIDITY = 67.0 % AVERAGE 2ND QUARTER RELATIVE HUMIDITY = 48.0 % AVERAGE 3RD QUARTER RELATIVE HUMIDITY = 39.0 % AVERAGE 4TH QUARTER RELATIVE HUMIDITY = 65.0 % ****************************************************************************** ******************************************************************************* ANNUAL TOTALS FOR YEAR 1965 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 13.66 183467.484 100.00 RUNOFF 0.180 2421.286 1.32 POTENTIAL EVAPOTRANSPIRATION 60.527 812935.500 ACTUAL EVAPOTRANSPIRATION 12.693 170483.109 92.92 PERC./LEAKAGE THROUGH LAYER 2 0.783642 10525.097 5.74 AVG. HEAD ON TOP OF LAYER 2 0.0401 PERC./LEAKAGE THROUGH LAYER 4 0.783018 10516.712 5.73 AVG. HEAD ON TOP OF LAYER 4 0.0018 CHANGE IN WATER STORAGE 0.003 46.317 0.03 SOIL WATER AT START OF YEAR 232.244 3119267.000 SOIL WATER AT END OF YEAR 232.247 3119313.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.081 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 1983 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 14.46 194212.375 100.00 RUNOFF 0.233 3128.161 1.61 POTENTIAL EVAPOTRANSPIRATION 60.129 807598.062 ACTUAL EVAPOTRANSPIRATION 11.257 151196.141 77.85 PERC./LEAKAGE THROUGH LAYER 2 1.079423 14497.729 7.46 AVG. HEAD ON TOP OF LAYER 2 0.0597 PERC./LEAKAGE THROUGH LAYER 4 0.731702 9827.484 5.06 AVG. HEAD ON TOP OF LAYER 4 0.0017 CHANGE IN WATER STORAGE 2.238 30060.510 15.48 SOIL WATER AT START OF YEAR 232.247 3119313.250 SOIL WATER AT END OF YEAR 232.938 3128588.000 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 1.548 20785.891 10.70 ANNUAL WATER BUDGET BALANCE 0.0000 0.054 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 1997 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 17.99 241623.734 100.00 RUNOFF 0.888 11930.398 4.94 POTENTIAL EVAPOTRANSPIRATION 59.447 798431.812 ACTUAL EVAPOTRANSPIRATION 16.196 217525.484 90.03 PERC./LEAKAGE THROUGH LAYER 2 2.956272 39705.695 16.43 AVG. HEAD ON TOP OF LAYER 2 0.4458 PERC./LEAKAGE THROUGH LAYER 4 1.666553 22383.471 9.26 AVG. HEAD ON TOP OF LAYER 4 0.0037 CHANGE IN WATER STORAGE -0.761 -10215.684 -4.23 SOIL WATER AT START OF YEAR 232.938 3128588.000 SOIL WATER AT END OF YEAR 233.725 3139158.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 1.548 20785.891 8.60 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.035 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 2011 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 12.75 171245.312 100.00 RUNOFF 0.268 3592.903 2.10 POTENTIAL EVAPOTRANSPIRATION 60.900 817942.062 ACTUAL EVAPOTRANSPIRATION 11.262 151257.578 88.33 PERC./LEAKAGE THROUGH LAYER 2 1.001366 13449.345 7.85 AVG. HEAD ON TOP OF LAYER 2 0.0718 PERC./LEAKAGE THROUGH LAYER 4 1.983889 26645.619 15.56 AVG. HEAD ON TOP OF LAYER 4 0.0044 CHANGE IN WATER STORAGE -0.763 -10250.934 -5.99 SOIL WATER AT START OF YEAR 233.725 3139158.250 SOIL WATER AT END OF YEAR 232.962 3128907.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.130 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 2015 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 12.12 162783.734 100.00 RUNOFF 0.165 2222.641 1.37 POTENTIAL EVAPOTRANSPIRATION 59.821 803456.188 ACTUAL EVAPOTRANSPIRATION 11.218 150672.766 92.56 PERC./LEAKAGE THROUGH LAYER 2 1.156059 15527.032 9.54 AVG. HEAD ON TOP OF LAYER 2 0.0582 PERC./LEAKAGE THROUGH LAYER 4 1.645073 22094.982 13.57 AVG. HEAD ON TOP OF LAYER 4 0.0036 CHANGE IN WATER STORAGE -0.909 -12206.479 -7.50 SOIL WATER AT START OF YEAR 232.962 3128907.250 SOIL WATER AT END OF YEAR 232.053 3116701.000 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 -0.160 0.00 ******************************************************************************* ****************************************************************************** FINAL WATER STORAGE AT END OF YEAR 2015 ------------------------------------------------------------------------------ LAYER (INCHES) (VOL/VOL) ----- -------- --------- 1 1.3177 0.2196 2 2.5620 0.4270 3 146.8132 0.2447 4 81.3600 0.4520 TOTAL WATER IN LAYERS 232.053 SNOW WATER 0.000 INTERCEPTION WATER 0.000 TOTAL FINAL WATER 232.053 ****************************************************************************** ****************************************************************************** PEAK DAILY VALUES FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------ (INCHES) (CU. FT.) ---------- ------------- PRECIPITATION 1.12 15042.720 RUNOFF 0.187 2508.4114 PERCOLATION/LEAKAGE THROUGH LAYER 2 0.067236 903.05109 AVERAGE HEAD ON TOP OF LAYER 2 5.860 PERCOLATION/LEAKAGE THROUGH LAYER 4 0.007703 103.45377 AVERAGE HEAD ON TOP OF LAYER 4 0.006 SNOW WATER 1.76 23657.0449 MAXIMUM VEG. SOIL WATER (VOL/VOL) 0.4640 MINIMUM VEG. SOIL WATER (VOL/VOL) 0.1870 ****************************************************************************** ******************************************************************************* AVERAGE MONTHLY VALUES IN INCHES FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------- JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC ------- ------- ------- ------- ------- ------- PRECIPITATION ------------- TOTALS 0.64 0.67 0.39 1.16 2.25 1.34 1.64 1.80 1.50 0.95 0.92 0.94 STD. DEVIATIONS 0.68 0.44 0.23 0.78 1.12 1.15 0.95 1.43 1.11 0.28 0.52 0.94 RUNOFF ------ TOTALS 0.084 0.006 0.000 0.009 0.054 0.030 0.025 0.055 0.034 0.039 0.009 0.000 STD. DEVIATIONS 0.188 0.009 0.000 0.020 0.037 0.052 0.053 0.106 0.076 0.035 0.017 0.000 POTENTIAL EVAPOTRANSPIRATION ---------------------------- TOTALS 1.345 1.882 3.079 5.434 7.380 8.628 10.480 8.802 6.368 3.442 2.036 1.288 STD. DEVIATIONS 0.107 0.104 0.175 0.320 0.395 0.201 0.152 0.296 0.424 0.112 0.158 0.122 ACTUAL EVAPOTRANSPIRATION ------------------------- TOTALS 0.490 0.809 0.513 0.781 2.253 1.143 1.696 1.672 1.318 0.716 0.529 0.606 STD. DEVIATIONS 0.331 0.522 0.275 0.646 0.692 0.987 1.183 1.269 0.905 0.383 0.167 0.181 PERCOLATION/LEAKAGE THROUGH LAYER 2 ------------------------------------ TOTALS 0.3599 0.1696 0.0000 0.0621 0.3459 0.0700 0.0515 0.0279 0.0653 0.0983 0.0445 0.1003 STD. DEVIATIONS 0.8047 0.1606 0.0000 0.1234 0.2762 0.1260 0.0768 0.0623 0.1461 0.1457 0.0960 0.1389 PERCOLATION/LEAKAGE THROUGH LAYER 4 ------------------------------------ TOTALS 0.1238 0.0850 0.1044 0.1093 0.0886 0.0749 0.1576 0.1272 0.1441 0.0816 0.1310 0.1346 STD. DEVIATIONS 0.0757 0.0736 0.0916 0.0916 0.0689 0.0593 0.0534 0.0689 0.0876 0.0949 0.0874 0.0943 ------------------------------------------------------------------------------- AVERAGES OF MONTHLY AVERAGED DAILY HEADS (INCHES) ------------------------------------------------------------------------------- DAILY AVERAGE HEAD ON TOP OF LAYER 2 ------------------------------------- AVERAGES 0.8767 0.1323 0.0000 0.0372 0.2797 0.0642 0.0044 0.0233 0.0605 0.0596 0.0542 0.0293 STD. DEVIATIONS 1.9604 0.1456 0.0000 0.0828 0.3008 0.1377 0.0066 0.0520 0.1352 0.1114 0.1210 0.0401 DAILY AVERAGE HEAD ON TOP OF LAYER 4 ------------------------------------- AVERAGES 0.0032 0.0025 0.0027 0.0030 0.0023 0.0020 0.0041 0.0033 0.0039 0.0021 0.0035 0.0035 STD. DEVIATIONS 0.0020 0.0021 0.0024 0.0025 0.0018 0.0016 0.0014 0.0018 0.0024 0.0025 0.0024 0.0025 ******************************************************************************* ******************************************************************************* AVERAGE ANNUAL TOTALS & (STD. DEVIATIONS) FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT ------------------- ------------- --------- PRECIPITATION 14.20 ( 2.300) 190666.5 100.00 RUNOFF 0.347 ( 0.3054) 4659.08 2.444 POTENTIAL EVAPOTRANSPIRATION 60.165 ( 0.5715) 808072.69 ACTUAL EVAPOTRANSPIRATION 12.525 ( 2.1455) 168227.02 88.231 PERCOLATION/LEAKAGE THROUGH 1.39535 ( 0.88359) 18740.980 9.82919 LAYER 2 AVERAGE HEAD ON TOP 0.135 ( 0.174) OF LAYER 2 PERCOLATION/LEAKAGE THROUGH 1.36205 ( 0.56836) 18293.652 9.59458 LAYER 4 AVERAGE HEAD ON TOP 0.003 ( 0.001) OF LAYER 4 CHANGE IN WATER STORAGE -0.038 ( 1.3218) -513.25 -0.269 ******************************************************************************* ******************************************************************************* ****************************************************************************** ****************************************************************************** ** ** ** ** ** HYDROLOGIC EVALUATION OF LANDFILL PERFORMANCE ** ** ** ** HELP Version 3.95 D (10 August 2012) ** ** developed at ** ** Institute of Soil Science, University of Hamburg, Germany ** ** based on ** ** US HELP MODEL VERSION 3.07 (1 NOVEMBER 1997) ** ** DEVELOPED BY ENVIRONMENTAL LABORATORY ** ** USAE WATERWAYS EXPERIMENT STATION ** ** FOR USEPA RISK REDUCTION ENGINEERING LABORATORY ** ** ** ** ** ****************************************************************************** ****************************************************************************** TIME: 16.56 DATE: 11.12.2024 PRECIPITATION DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Precipitation - Wettest 5 yr DUCHESNE.d4 TEMPERATURE DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Tempurature - auto 5 yr Salt Lake City WETTEST.d7 SOLAR RADIATION DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Solar Radiation - auto 5 yr Salt Lake City WETTEST.d13 EVAPOTRANSPIRATION DATA F. 1: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7.d11 SOIL AND DESIGN DATA FILE 1: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Background Files\EEI CELL 7 Soil Alternate Design Top Area 5 WETTEST.d10 OUTPUT DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Results\EEI CELL 7 Alternate design Top Area-5 WETTEST.out YEARLY OUTPUT DATA FILE: N:\GECARCHIVE\HELP_Model\2024\35247211\HELP Results\EEI CELL 7 Alternate design Top Area-5 WETTEST.YR COLUMNS OF YEARLY OUTPUT DATA FILE: 1 DATE OF ULTIMO (yyyy1231) 2 PRECIPITATION (INCH) 3 RUNOFF (INCH) 4 POTENTIAL EVAPOTRANSPIRATION (INCH) 5 ACTUAL EVAPOTRANSPIRATION (INCH) 6 LEAK #1: PERCOLATION/LEAKAGE THROUGH LAYER 2 (INCH) 7 LEAK #2: PERCOLATION/LEAKAGE THROUGH LAYER 4 (INCH) 8 CHANGE IN TOTAL WATER STORAGE (INCH) 9 CHANGE IN SOIL WATER STORAGE (INCH) 10 CHANGE IN INTERCEPTION WATER STORAGE (INCH) 11 CHANGE IN SNOW WATER STORAGE (INCH) 12 ANNUAL WATER BUDGET BALANCE (INCH) ****************************************************************************** TITLE: EEI - Cover Alternate Design Top Area ****************************************************************************** WEATHER DATA SOURCES ------------------------------------------------------------------------------ NOTE: PRECIPITATION DATA FOR Duchesne Utah WAS ENTERED BY THE USER. NOTE: TEMPERATURE DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALT LAKE CITY UTAH NORMAL MEAN MONTHLY TEMPERATURE (DEGREES FAHRENHEIT) JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC ------- ------- ------- ------- ------- ------- 28.60 34.10 40.70 49.20 58.80 68.30 77.50 74.90 65.00 53.00 39.70 30.30 NOTE: SOLAR RADIATION DATA WAS SYNTHETICALLY GENERATED USING COEFFICIENTS FOR SALT LAKE CITY UTAH AND STATION LATITUDE = 40.76 DEGREES ****************************************************************************** LAYER DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: INITIAL MOISTURE CONTENT OF THE LAYERS AND SNOW WATER WERE COMPUTED AS NEARLY STEADY-STATE VALUES BY THE PROGRAM. LAYER 1 -------- TYPE 1 - VERTICAL PERCOLATION LAYER MATERIAL TEXTURE NUMBER 11 THICKNESS = 6.00 INCHES POROSITY = 0.4640 VOL/VOL FIELD CAPACITY = 0.3100 VOL/VOL WILTING POINT = 0.1870 VOL/VOL INITIAL SOIL WATER CONTENT = 0.3118 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.6400E-04 CM/SEC NOTE: SATURATED HYDRAULIC CONDUCTIVITY IS MULTIPLIED BY 1.80 FOR ROOT CHANNELS IN TOP HALF OF EVAPORATIVE ZONE. LAYER 2 -------- TYPE 3 - BARRIER SOIL LINER MATERIAL TEXTURE NUMBER 16 THICKNESS = 6.00 INCHES POROSITY = 0.4270 VOL/VOL FIELD CAPACITY = 0.4180 VOL/VOL WILTING POINT = 0.3670 VOL/VOL INITIAL SOIL WATER CONTENT = 0.4270 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1000E-06 CM/SEC LAYER 3 -------- TYPE 1 - VERTICAL PERCOLATION LAYER MATERIAL TEXTURE NUMBER 10 THICKNESS = 600.00 INCHES POROSITY = 0.3980 VOL/VOL FIELD CAPACITY = 0.2440 VOL/VOL WILTING POINT = 0.1360 VOL/VOL INITIAL SOIL WATER CONTENT = 0.2440 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1200E-03 CM/SEC LAYER 4 -------- TYPE 3 - BARRIER SOIL LINER MATERIAL TEXTURE NUMBER 0 THICKNESS = 180.00 INCHES POROSITY = 0.4520 VOL/VOL FIELD CAPACITY = 0.4110 VOL/VOL WILTING POINT = 0.3110 VOL/VOL INITIAL SOIL WATER CONTENT = 0.4520 VOL/VOL EFFECTIVE SAT. HYD. CONDUCT.= 0.1300E-05 CM/SEC ****************************************************************************** GENERAL DESIGN AND EVAPORATIVE ZONE DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: SCS RUNOFF CURVE NUMBER WAS COMPUTED FROM DEFAULT SOIL DATA BASE USING SOIL TEXTURE #11 WITH A POOR STAND OF GRASS, A SURFACE SLOPE OF 2.% AND A SLOPE LENGTH OF 225. FEET. SCS RUNOFF CURVE NUMBER = 90.90 FRACTION OF AREA ALLOWING RUNOFF = 100.0 PERCENT AREA PROJECTED ON HORIZONTAL PLANE = 3.700 ACRES EVAPORATIVE ZONE DEPTH = 6.0 INCHES INITIAL WATER IN EVAPORATIVE ZONE = 1.871 INCHES UPPER LIMIT OF EVAPORATIVE STORAGE = 2.784 INCHES FIELD CAPACITY OF EVAPORATIVE ZONE = 1.860 INCHES LOWER LIMIT OF EVAPORATIVE STORAGE = 1.122 INCHES SOIL EVAPORATION ZONE DEPTH = 6.000 INCHES INITIAL SNOW WATER = 0.000 INCHES INITIAL INTERCEPTION WATER = 0.000 INCHES INITIAL WATER IN LAYER MATERIALS = 232.221 INCHES TOTAL INITIAL WATER = 232.221 INCHES TOTAL SUBSURFACE INFLOW = 0.00 INCHES/YEAR ****************************************************************************** EVAPOTRANSPIRATION DATA 1 ------------------------------------------------------------------------------ VALID FOR 5 YEARS NOTE: EVAPOTRANSPIRATION DATA WAS OBTAINED FROM SALT LAKE CITY UTAH STATION LATITUDE = 40.76 DEGREES MAXIMUM LEAF AREA INDEX = 1.00 START OF GROWING SEASON (JULIAN DATE) = 117 END OF GROWING SEASON (JULIAN DATE) = 289 EVAPORATIVE ZONE DEPTH = 6.0 INCHES AVERAGE ANNUAL WIND SPEED = 8.80 MPH AVERAGE 1ST QUARTER RELATIVE HUMIDITY = 67.0 % AVERAGE 2ND QUARTER RELATIVE HUMIDITY = 48.0 % AVERAGE 3RD QUARTER RELATIVE HUMIDITY = 39.0 % AVERAGE 4TH QUARTER RELATIVE HUMIDITY = 65.0 % ****************************************************************************** ******************************************************************************* ANNUAL TOTALS FOR YEAR 1965 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 13.66 183467.484 100.00 RUNOFF 0.179 2400.405 1.31 POTENTIAL EVAPOTRANSPIRATION 60.527 812935.500 ACTUAL EVAPOTRANSPIRATION 13.094 175868.047 95.86 PERC./LEAKAGE THROUGH LAYER 2 0.379849 5101.753 2.78 AVG. HEAD ON TOP OF LAYER 2 0.1896 PERC./LEAKAGE THROUGH LAYER 4 0.379753 5100.461 2.78 AVG. HEAD ON TOP OF LAYER 4 0.0008 CHANGE IN WATER STORAGE 0.007 98.577 0.05 SOIL WATER AT START OF YEAR 232.221 3118966.000 SOIL WATER AT END OF YEAR 232.229 3119064.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.015 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 1983 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 14.46 194212.375 100.00 RUNOFF 0.245 3294.524 1.70 POTENTIAL EVAPOTRANSPIRATION 60.129 807598.062 ACTUAL EVAPOTRANSPIRATION 11.754 157874.016 81.29 PERC./LEAKAGE THROUGH LAYER 2 0.502665 6751.293 3.48 AVG. HEAD ON TOP OF LAYER 2 0.4150 PERC./LEAKAGE THROUGH LAYER 4 0.440368 5914.588 3.05 AVG. HEAD ON TOP OF LAYER 4 0.0010 CHANGE IN WATER STORAGE 2.020 27129.242 13.97 SOIL WATER AT START OF YEAR 232.229 3119064.250 SOIL WATER AT END OF YEAR 232.701 3125407.750 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 1.548 20785.891 10.70 ANNUAL WATER BUDGET BALANCE 0.0000 -0.010 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 1997 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 17.99 241623.734 100.00 RUNOFF 2.279 30612.719 12.67 POTENTIAL EVAPOTRANSPIRATION 59.447 798431.812 ACTUAL EVAPOTRANSPIRATION 17.255 231749.484 95.91 PERC./LEAKAGE THROUGH LAYER 2 0.776835 10433.670 4.32 AVG. HEAD ON TOP OF LAYER 2 1.0136 PERC./LEAKAGE THROUGH LAYER 4 0.867971 11657.724 4.82 AVG. HEAD ON TOP OF LAYER 4 0.0019 CHANGE IN WATER STORAGE -2.412 -32396.428 -13.41 SOIL WATER AT START OF YEAR 232.701 3125407.750 SOIL WATER AT END OF YEAR 231.837 3113797.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 1.548 20785.891 8.60 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.205 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 2011 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 12.75 171245.312 100.00 RUNOFF 0.281 3768.556 2.20 POTENTIAL EVAPOTRANSPIRATION 60.900 817942.062 ACTUAL EVAPOTRANSPIRATION 12.019 161428.891 94.27 PERC./LEAKAGE THROUGH LAYER 2 0.234504 3149.629 1.84 AVG. HEAD ON TOP OF LAYER 2 0.2076 PERC./LEAKAGE THROUGH LAYER 4 0.234504 3149.629 1.84 AVG. HEAD ON TOP OF LAYER 4 0.0005 CHANGE IN WATER STORAGE 0.216 2898.068 1.69 SOIL WATER AT START OF YEAR 231.837 3113797.250 SOIL WATER AT END OF YEAR 232.052 3116695.250 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 0.170 0.00 ******************************************************************************* ******************************************************************************* ANNUAL TOTALS FOR YEAR 2015 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT -------- ---------- ------- PRECIPITATION 12.12 162783.734 100.00 RUNOFF 0.172 2315.581 1.42 POTENTIAL EVAPOTRANSPIRATION 59.821 803456.188 ACTUAL EVAPOTRANSPIRATION 11.998 161145.672 98.99 PERC./LEAKAGE THROUGH LAYER 2 0.391392 5256.791 3.23 AVG. HEAD ON TOP OF LAYER 2 0.2772 PERC./LEAKAGE THROUGH LAYER 4 0.391392 5256.789 3.23 AVG. HEAD ON TOP OF LAYER 4 0.0009 CHANGE IN WATER STORAGE -0.442 -5934.266 -3.65 SOIL WATER AT START OF YEAR 232.052 3116695.250 SOIL WATER AT END OF YEAR 231.611 3110761.000 INTERCEPTION WATER AT START OF YEAR 0.000 0.000 INTERCEPTION WATER AT END OF YEAR 0.000 0.000 SNOW WATER AT START OF YEAR 0.000 0.000 0.00 SNOW WATER AT END OF YEAR 0.000 0.000 0.00 ANNUAL WATER BUDGET BALANCE 0.0000 -0.031 0.00 ******************************************************************************* ****************************************************************************** FINAL WATER STORAGE AT END OF YEAR 2015 ------------------------------------------------------------------------------ LAYER (INCHES) (VOL/VOL) ----- -------- --------- 1 1.2886 0.2148 2 2.5620 0.4270 3 146.4000 0.2440 4 81.3600 0.4520 TOTAL WATER IN LAYERS 231.611 SNOW WATER 0.000 INTERCEPTION WATER 0.000 TOTAL FINAL WATER 231.611 ****************************************************************************** ****************************************************************************** PEAK DAILY VALUES FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------ (INCHES) (CU. FT.) ---------- ------------- PRECIPITATION 1.12 15042.720 RUNOFF 0.415 5576.4800 PERCOLATION/LEAKAGE THROUGH LAYER 2 0.006803 91.37316 AVERAGE HEAD ON TOP OF LAYER 2 6.000 PERCOLATION/LEAKAGE THROUGH LAYER 4 0.006048 81.22945 AVERAGE HEAD ON TOP OF LAYER 4 0.005 SNOW WATER 1.76 23657.0449 MAXIMUM VEG. SOIL WATER (VOL/VOL) 0.4640 MINIMUM VEG. SOIL WATER (VOL/VOL) 0.1870 ****************************************************************************** ******************************************************************************* AVERAGE MONTHLY VALUES IN INCHES FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------- JAN/JUL FEB/AUG MAR/SEP APR/OCT MAY/NOV JUN/DEC ------- ------- ------- ------- ------- ------- PRECIPITATION ------------- TOTALS 0.64 0.67 0.39 1.16 2.25 1.34 1.64 1.80 1.50 0.95 0.92 0.94 STD. DEVIATIONS 0.68 0.44 0.23 0.78 1.12 1.15 0.95 1.43 1.11 0.28 0.52 0.94 RUNOFF ------ TOTALS 0.362 0.006 0.000 0.010 0.058 0.030 0.024 0.055 0.035 0.042 0.009 0.000 STD. DEVIATIONS 0.809 0.009 0.001 0.022 0.040 0.051 0.053 0.105 0.077 0.040 0.017 0.000 POTENTIAL EVAPOTRANSPIRATION ---------------------------- TOTALS 1.345 1.882 3.079 5.434 7.380 8.628 10.480 8.802 6.368 3.442 2.036 1.288 STD. DEVIATIONS 0.107 0.104 0.175 0.320 0.395 0.201 0.152 0.296 0.424 0.112 0.158 0.122 ACTUAL EVAPOTRANSPIRATION ------------------------- TOTALS 0.489 0.846 0.626 0.797 2.370 1.395 1.742 1.651 1.332 0.784 0.583 0.609 STD. DEVIATIONS 0.330 0.559 0.218 0.663 0.689 0.958 1.211 1.277 0.899 0.460 0.209 0.179 PERCOLATION/LEAKAGE THROUGH LAYER 2 ------------------------------------ TOTALS 0.0862 0.0860 0.0342 0.0336 0.0793 0.0261 0.0012 0.0036 0.0088 0.0409 0.0103 0.0469 STD. DEVIATIONS 0.0879 0.0525 0.0470 0.0460 0.0333 0.0156 0.0027 0.0081 0.0196 0.0462 0.0137 0.0667 PERCOLATION/LEAKAGE THROUGH LAYER 4 ------------------------------------ TOTALS 0.0393 0.0588 0.0297 0.0473 0.0532 0.0694 0.0387 0.0325 0.0147 0.0311 0.0218 0.0264 STD. DEVIATIONS 0.0368 0.0348 0.0251 0.0474 0.0133 0.0439 0.0811 0.0726 0.0328 0.0332 0.0304 0.0362 ------------------------------------------------------------------------------- AVERAGES OF MONTHLY AVERAGED DAILY HEADS (INCHES) ------------------------------------------------------------------------------- DAILY AVERAGE HEAD ON TOP OF LAYER 2 ------------------------------------- AVERAGES 1.4213 1.0928 0.1774 0.2023 0.7856 0.2121 0.0023 0.0331 0.1148 0.3540 0.1038 0.5477 STD. DEVIATIONS 2.4647 1.3949 0.2705 0.3290 0.5797 0.1970 0.0052 0.0740 0.2568 0.5512 0.1720 0.9247 DAILY AVERAGE HEAD ON TOP OF LAYER 4 ------------------------------------- AVERAGES 0.0010 0.0017 0.0008 0.0013 0.0014 0.0019 0.0010 0.0008 0.0004 0.0008 0.0006 0.0007 STD. DEVIATIONS 0.0010 0.0010 0.0006 0.0013 0.0004 0.0012 0.0021 0.0019 0.0009 0.0009 0.0008 0.0009 ******************************************************************************* ******************************************************************************* AVERAGE ANNUAL TOTALS & (STD. DEVIATIONS) FOR YEARS 1965 THROUGH 2015 ------------------------------------------------------------------------------- INCHES CU. FEET PERCENT ------------------- ------------- --------- PRECIPITATION 14.20 ( 2.300) 190666.5 100.00 RUNOFF 0.631 ( 0.9224) 8478.36 4.447 POTENTIAL EVAPOTRANSPIRATION 60.165 ( 0.5715) 808072.69 ACTUAL EVAPOTRANSPIRATION 13.224 ( 2.3119) 177613.20 93.154 PERCOLATION/LEAKAGE THROUGH 0.45705 ( 0.20257) 6138.627 3.21956 LAYER 2 AVERAGE HEAD ON TOP 0.421 ( 0.343) OF LAYER 2 PERCOLATION/LEAKAGE THROUGH 0.46280 ( 0.23916) 6215.838 3.26006 LAYER 4 AVERAGE HEAD ON TOP 0.001 ( 0.001) OF LAYER 4 CHANGE IN WATER STORAGE -0.122 ( 1.5863) -1640.96 -0.861 ******************************************************************************* *******************************************************************************