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Home My WebLink AboutDWQ-2025-004414Revised Table 3 Revised Table 1 Well Screen Sampling Northing Easting pH TDS SO4 Diss. Cd Diss. Cu Diss. Zn ID Lithology Frequency (ft) mg/L Bedrock Semi-annually ECG1100A ECG1100B Site Description Extraction well at the Mouth of Bingham Canyon Alluvium Annually ECG1185 Copperton Channel Extraction Well ECG1184 Monitor well at the Mouth of Butterfield Canyon Upper Dry Fork Extraction Well BRG287 BRG921 6.5-8.5 BRG999 ECG1186 Quarterly ECG1187 ECG1188 ECG1189 ECG1190 ECG299 ECG902 ECG905 ECG906 ECG907 ECG916 ECG917 ECG924 6.39-8.5 ECG925 ECG931 ECG932 ECG934 ECG935 ECG936 ECG937 ECG938 LTG1191 VWP220 VWP228 VWP244A VWP244B VWP244C VWP248A VWP248B NOTES: All units are mg/L; pH standard units 1) Compliance limits are based on 1.25 times the background concentration for TDS for class II and III ground water 2) For many wells cadmium, copper and zinc were predominantly non detects, compliance limits determined from the ground water quality standard. 3) Where the background concentrations is <detection, compliance limits are based on 0.25 times the ground water quality standard for Class II ground water and 0.50 times the ground water quality standard for Class III ground water for cadmium, copper and zinc 4) If background value exceeds the ground water quality standard; therefore, the Protection Level equals the background value 5) The Compliance Limits for IV ground water are the higher of the ground water quality standard, the mean *1.25 or the mean + 2 std. dev. 6) There is not a ground water quality standard for SO4 7) Compliance limits for sulfate were calculated as the higher of the mean+2 std. dev. or 1.25 times the mean ECG933 Saints Rest Drainage Second Upper Dry Fork Extraction Well Extraction well at the mouth of Bingham Canyon K93 VWP225 6.06-8.5 6.47-8.5 6.34-8.5 ECG2787 K83 (Curtis Springs) Note COP2701 (Mid Valley) 8) Range of pH values for Compliance Limits are based on the higher and lower limit of 6.5-8.5 and/or mean + and - 2 std. dev. 9) Coordinate system in KUCC True North southend map drawn in 1927 State Plane Utah central Zone 10) Limits were set using all available data for each individual well through 2008 COG2806A COG2806B ECG928 1) Coordinate system in KUCC True North southend map drawn in 1927 State Plane Utah Central Zone ECG901 ECG2859 TBD ECG2866A ECG2866B 5.62-8.5 4.36-8.5 6.19-8.5 3.90-8.5 3.52-8.5 3.39-8.5 5.59-8.5 6.15-8.5 6.35-8.5 6.29-8.5 11) If data shows an upward trend for Tds over past five years, the compliance limit as calculated in 2008 has been maintained COG2865 (Replacement for COG1172) COG995 A&B Monitor well at the Mouth of Bingham Canyon ECG1106A P272 Monitor well at the Upper Keystone Drainage Table 3. Informational Wells for Permit #UGW350010 2Table 3: Informational Wells for Permit #UGW350010 16133.00 12382.00 16909.00 14862.00 -1537.00 17816.00 -2975.00 14227.00 20135.00 2199.00 20580.00 200.00 16814.00 11056.00 16554.00 12240.00 3964.00 16571.00 16031.00 14582.00 Ian Schofield: See comment on table 4 2Table 1: Permit Limits for Compliance Wells of Bingham Canyon Mine and Water Collection System GWDP, UGW350010 14559.00 16105.00 3283.00 912.00 1.25E-03 0.33 1.25 13190.00 16540.00 2291.00 896.00 1.25E-03 0.33 1.25 14479.00 17043.00 1614.00 580.00 1.25E-03 0.33 1.25 17605.00 8389.00 495.00 43.00 1.00E-03 0.33 1.25 17605.00 8389.00 462.00 41.00 1.00E-03 0.33 1.25 16058.00 12362.00 4148.00 2581.00 3.00E-03 0.65 3.01 16058.00 12362.00 397.00 85.00 1.00E-03 0.33 1.25 9646.00 18578.00 2002.00 875.00 1.25E-03 0.33 1.25 7539.00 18457.00 1589.00 169.00 1.25E-03 0.33 1.25 16105.00 22493.00 4181.00 1975.00 1.25E-03 0.33 1.25 13054.00 19989.00 780.00 22.00 1.25E-03 0.33 1.25 11715.00 19026.00 1092.00 71.00 1.25E-03 0.33 1.25 13807.00 17474.00 4670.00 3230.00 0.02 2.51 2.78 13734.00 17716.00 1634.00 173.00 1.00E-03 0.33 1.25 12180.00 17214.00 1311.00 332.00 1.25E-03 0.33 1.25 10839.00 16434.00 2614.00 1477.00 1.25E-03 0.33 1.25 9121.00 17481.00 4941.00 2480.00 2.50E-03 0.33 1.25 7087.00 17875.00 2004.00 278.00 1.25E-03 0.33 1.25 9692.00 15269.00 857.00 249.00 1.25E-03 0.33 1.25 6289.00 18385.00 1467.00 197.00 1.25E-03 0.33 1.25 661.00 16870.00 5850.00 2994.00 3.75E-03 0.33 1.25 1343.00 17470.00 3498.00 1365.00 1.25E-03 0.33 1.25 5126.00 18358.00 930.00 76.00 1.00E-03 0.33 1.25 -708.00 16395.00 5914.00 650.00 4.61E-03 0.33 1.25 -2325.00 14914.00 816.00 170.00 1.25E-03 0.33 1.25 -4704.00 14177.00 1131.00 423.00 1.25E-03 0.33 1.25 -6210.00 13555.00 4572.00 2661.00 1.00E-03 0.33 1.25 -6303.00 12389.00 5118.00 3071.00 2.50E-03 0.33 1.25 -8174.00 11378.00 1345.00 461.00 1.25E-03 0.33 1.25 -8909.00 9785.00 1016.00 261.00 1.25E-03 0.33 1.25 3749.00 20548.00 5888.00 3590.00 0.09 0.33 22.38 16021.00 13562.00 480.00 39.00 0.05 0.10 0.06 10999.00 16234.00 2352.00 1050.00 5.00E-03 0.33 1.25 11920.00 16886.00 1107.00 344.00 1.00E-03 0.33 1.25 -1491.00 13963.00 10370.00 7076.00 0.06 0.38 4.17 2266.00 16139.00 28567.00 21279.00 0.64 37.40 40.90 2278.00 16124.00 6959.00 2389.00 8.67E-03 0.65 2.50 2285.00 16110.00 3876.00 1235.00 8.47E-03 0.33 1.25 15485.00 17875.00 12329.00 8980.00 0.22 151.30 34.50 15491.00 17849.00 5888.00 4089.00 0.17 22.10 17.70 3485.00 17125.00 4945.00 2612.00 1.00E-03 0.33 1.25