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Tabie 5: Ground Water Quality <br />Eastside Mine Permit <br />and <br />Adjacent Areas <br />• <br /> <br />• <br /> <br />--------- <br />-------- General <br />------- <br />------------ <br />-------- <br />------ <br />-- <br />------ <br />-- <br />----- <br />----- Cations <br />-- <br /> <br />Nane <br />--------- <br /> <br />-------- <br />Uell <br />----- <br />Formation <br />--- <br />------- -- <br />Date <br />----- - <br />pN <br />- -- -- <br />Cond <br />-- - <br />D Solids <br />-- <br />- -------- <br />Na <br />- -------- <br />K -------- <br />Ca -------- <br />Mq <br /> <br />Thompson <br />Ck N-1 <br />U - <br />- <br />Mesa Verde - - <br />-- <br />1980-82 - <br />---- <br />6.94 - - <br />----- <br />1937.5 - <br />------ <br />1427 -------- <br />87.58 ------ <br />5.1 -------- <br />147.4 ------- <br />131.87 <br />Thmpson Ck N-2 U Nesa Verde Apr 8D 7.75 1600 1262 110 5 113 69.94 <br />Thmpson Ck N-3 U Nesa Verde 1980-82 6.99 1165.83 647.41 64.25 5.31 73.37 6].28 <br />TAmpson Ck M-4 U Nesa Verde 1980-28 7,05 739,17 470 59,72 5.06 55.92 31.45 <br />Thompson CK PZ-2 U Mesa Verde Sep 81 7.7 1000 620 160 7.1 46 33 <br />Thompson Ck PZ-3 U Mesa Verde Sep 81 7.4 1460 1110 59 4,9 145 105 <br />Sunlight Mine DP Nine Mesa Verde Apr 81 d.7 1370 1160 39 4.d 160 80 <br />Sunlight Nine OP Mine Mesa Verde Jul 81 1.6 1400 1130 41 3.7 195 78 <br />Sunlight Mine DP Mine Mesa Verde Jun 82 7.66 1270 962 36.7 162 70.7 <br />8LN SP Mesa Verde 1982-83 7.) 1645 <br />8LM SP Nesa Verde 1982-83 7.8 2300 <br />81N SP Mesa Verde 1982-83 7.7 2050 <br />81N SP Nesa Verde 1982-83 7.4 600 <br />BLM SP Nesa Verde !982-83 7,4 1448 <br />BLN BP Nesa Verde 1982-83 7 389 <br />BtN SP Mesa Verde 1982-83 7.6 1260 <br />BLN SP Mesa Verde 1982-83 811 <br />Eastside Portal Mine Nesa Verde Sep 83 8.15 700 470 36.3 5.9 46.8 66.9 <br />U. Shafto <br />---------------- U <br />-------- Alluviw <br />------------ Mar 10 <br />---------- 7.9 <br />--------- 870 <br />---------- 760 <br />----------- 88 <br />---------- 1.4 <br />-------- 38 <br />--------- 45 <br />------- <br /> Anion s Nutrients <br />Nave Alka l Bicarb Carbonate Sulfate Chloride Fluoride Amonia Nitrate Phosphorus <br />Thmpson Ck M-1 541.5 2.4 617.67 6.93 0.73 1.68 0.16 <br />Thmpson Ck M-2 SOB 440 6,4 O.1D5 1.5 <br />Thompson Ck M-3 456 5.84 164.5 35.3 0.26 1,27 0 <br />Thmpson Ck M-4 300 7.53 138,9 8.56 0.28 0.41 0 <br />Thompson Ck PZ-2 545 665 0.1 38 7,1 0.5 0.1 <br />Thmpson Ck PZ-3 330 400 0.1 S65 6.4 0,2 0.1 <br />Sunlight Mine DP 388 469 0 555 3 0,5 1.3 0.05 <br />Sunlight Nine DP 328 396 0 480 3 0.5 0.1 0.19 <br />Sunlight Mine DP 405 494 346 <br />Eastside Portal 394 477 0 36 5.2 0,84 0 0 0.09 <br />U Shafto 267 325 181 11 0,8 <br />Trace Metals <br />----------------------------------------------------------------------------------------------------------------- <br />Name Arsenic 8ariw Boron Cadmiw Chrome Copper lron Lead Mang Mercury Nickel Si leer Zinc <br />Thompson Ck M-1 0 0.08 0.13 0 0 0 0.05 0.02 0.22 O.OD01 0 D,002 0.08 <br />Thmpson CK M-3 0 0 0.23 0 0 0 0.04 0.01 0.06 0.0001 0.01 0,01 0,02 <br />Thmpson Ck M-4 0 0.02 0.09 0 0 0,05 0.02 0.03 0.0001 0,011 0.01 <br />Thmpson Ck PZ-2 0.002 2.8 0.1 0.01 0.01 0.88 0.01 0.02 0.0001 0,4 0,36 <br />Thmpson Ck PZ-3 0.001 0.8 0.1 0,1 0,01 0.15 0.02 0.03 0.0001 0.01 <br />Sunlight Mine DP 0.005 D.2 0.3 0.01 D.02 0.05 3.41 0.005 0.5 0.0001 0.06 0.06 <br />Sunlight Mine DP 0.005 0.2 0.3 0.01 0.02 0.05 0.08 0.005 0.38 0.0001 0.05 0.02 <br />Sunlight Nine DP 0.07 0.289 0.0001 <br />Eastside Portal 0 0 0.001 O,OD1 0 0.006 0.002 0.00029 0.0001 0.003 <br />U Shafto O.OZ 0.03 0.01 0.28 <br />42 <br />Revised 5-87 <br />