1988-04-11_PERMIT FILE - C1981008A (12)

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NUCLA EAST MINE GROUND WATER QUALITY REPORT SAMPLE POINT GW-N15(WB0015) LOCATION 47N16W36DAC GEOLOGIC UNIT OVERBURDEN DATE OF COLLECTION 07/16/86 10/14/86 01/28/87 04/29/87 10/29/87 FIELD PARAMETERS CONDUCTIVITY (UMHOS/CM) 4980.00 4580.00 4270.00 6100.00 4300.00 PH (UNITS) 7.04 7.11 6.62 6.81 6.35 WATER TEMPERATURE (DEG C) 12.20 11.00 9.00 13.00 11 .00 DEPTH TO WATER (FT) 44.06 44.98 51 .17 51.17 46.24 LABORATORY PARAMETERS ALKALINITY, DISS. (MG/L OF CAC03) 254.00 322.00 406.00 392.00 255.00 ALUMINUM, DISS. (MG/L) < 0.05 < 0.05 < 0.05 < 0.05 < 0.05 ARSENIC, DISS. (UG/L) < 1.00 < 1.00 < 1.00 < 1.00 < 1 .00 BARIUM, DISS. (UG/L) 50.00 40.00 BICARBONATE, DISS. (MG/L) 310.00 393.00 495.00 478.00 311 .00 BORON, DISS. (UG/L) 110.00 190.00 270.00 280.00 110.00 CADMIUM, DISS. (UG/L) < 5.00 < 5.00 < 5.00 9.00 33.00 CALCIUM, DISS. (MG/L) 421.00 424.00 414.00 467.00 408.00 CARBONATE, DISS. (MG/L) 0.00 0.00 0.00 0.00 0.00 CHLORIDE, DISS. (MG/L) 5.00 9.00 36.00 32.00 6.00 CHROMIUM, DISS. (UG/L) < 10.00 < 10.00 < 10.00 CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 6820.00 5840.00 5550.00 7280.00 5431.00 COPPER, DISS. (UG/L) < 10.00 < 10.00 < 10.00 < 10.00 < 10.00 FLUORIDE, DISS. (MG/L) 0.50 1.20 0.80 0.90 1 .30 HARDNESS AS CAC03 (MG/L) 6649.00 5796.00 5258.00 7625.00 5571 .00 IRON, DISS. (MG/L) 0.03 < 0.02 < 0.02 0.04 < 0.02 LEAD, DISS. (UG/L) < 20.00 < 20.00 < 20.00 < 20.00 < 20.00 MAGNESIUM, DISS. (MG/L) 1365.00 1155.00 1030.00 1575.00 1110.00 MANGANESE, DISS. (MG/L) 0.24 0.15 0.75 1.06 0.01 MERCURY, DISS. (UG/L) < 0.20 < 0.20 < 0.20 < 0.20 < 0.20 MOLYBDENUM, DISS. (UG/L) < 50.00 < 50.00 < 50.00 < 50.00 < 50.00 NICKEL, DISS. (UG/L) < 20.00 < 20.00 NITROGEN, AMMONIA, DISS. '(MG/L) 0.65 0.06 0.16 0. 17 0.02 NITROGEN, NITRATE, DISS. (MG/L) 9.94 10.25 3.97 12.34 12.20 NITROGEN, NITRITE, DISS. (MG/L) < 0.01 PH @ 25 DEG C 7.30 7.80 7.60 7.80 7.30 PHOSPHATE AS PO4, DISS. (MG/L) 0.10 < 0.10 < 0.10 POTASSIUM, DISS. (MG/L) 18.00 12.00 15.00 16.00 15.00 SELENIUM, DISS. (UG/L) 22.00 7.00 3.00 14.00 16.00 SILVER, DISS. (UG/L) < 10.00 < 10.00 < 10.00 SODIUM, DISS. (MG/L) 49.00 60.00 113.00 110.00 43.00 SAR 0.26 0.35 0.69 0.55 0.25 SULFATE, DISS. (MG/L) 6141.00 5433.00 4808.00 6872.00 5269.00 SULFIDE, TOTAL (MG/L) < 0.20 SUSPENDED SOLIDS (MG/L) 36.00 1766:00 188.00 262.00 140.00 CD ZINC, DISS. (MG/L) 0.34 0.07 0.08 0.08 0.04 CATION/ANION BALANCE (%) 0.53 0.81 0.19 1.52 0.97 (' DISS. DISSOLVED SOLIDS @ 180 DEG (MG/L) 8656.00 7498.00 6648.00 10074 7012.00 Q DISS. DISSOLVED SOLIDS, CALCULATED (MG/L) 8151.00 7286.00 6645.00 9291.00 6989.00 ----------------------------------------- CD -P INDICATES NO DATA OD 00