1988-04-11_PERMIT FILE - C1981008A (9)

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N11CLA EAST MINE GROUND WATER QUALITY STATISTICS REPORT SAMPLE POINT GW-N16(WB0016) LOCALION 46N15W6BCC GEOLOGIC UNIT UNDERBURDEN OBSERVATIONS MEAN ST.DEV. MIN MAX FIELD PARAMETERS CONDUCTIVITY (UMHOS/CM) 5 1560.00 605.76 1210.00 2640.00 PH (UNITS) 5 7.85 7.58 9.07 WATER TEMPERATURE (DEG C) 5 13.80 2.88 11.00 18.50 DEPTH TO WATER (F-1) 5 33.63 0.68 33.06 34.67 LABORATORY PARAMETERS ALKALINITY, DISS. (MG/L OF CAC03) 5 654.00 232.71 240.00 778.00 ALUMINUM, DISS. (MG/L) 5 0.07 0.04 0.05 0. 15 ARSENIC, DISS. (UG/L) 5 1 .20 0.45 1.00 2.00 BARIUM, DISS. (UG/L) 2 45.00 7.07 40.00 50.00 BICARBONATE, DISS. (MG/L) 5 769.40 278.91 288.00 9119.00 BORON, DISS. (UG/L) 5 252.00 23.87 220.00 280.00 CADMIUM, DISS. (UG/L) 5 5.00 0.00 5.00 5.00 CALCIUM, DISS. (MG/L) 5 17.60 16.62 8.00 47.00 CARBONATE, DISS. (MG/L) 5 13.80 22.68 0.00 53.00 CHLORIDE, DISS. (MG/L) 5 26.40 4.04 20.00 31.00 CHROMIUM, DISS. (UG/L) 3 10.00 0.00 10.00 10.00 CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 5 1948.00 724.93 1520.00 3240.00 COPPER, DISS. (UG/L) 5 10.00 0.00 10.00 10.00 FLUORIDE, DISS. (MG/L) 5 1.26 0.48 0.50 1.70 HARDNESS AS CAC03 (MG/L) 5 93.40 98.54 41.00 269.00 IRON, DISS. (MG/L) 5 0.02 0.00 0.02 0.03 LEAD, DISS. (UG/L) 5 20.00 0.00 20.00 20.00 i' MAGNESIUM, DISS. (MG/L) 5 12.00 14.00 5.00 37.00 MANGANESE, DISS. (MG/L) 5 0.01 0.00 0.01 0.01 MERCURY, DISS. (UG/L) 5 0.24 0.09 0.20 0.40 MOLYBDENUM, DISS. (UG/L) 5 50.00 0.00 50.00 50.00 NICKEL, DISS. (UG/L) 2 20.00 0.00 20.00 20.00 NITROGEN, AMMONIA, DISS. (MG/L) 5 1 .05 0.70 0.65 2.29 NITROGEN, NITRATE, DISS. (MG/L) 5 0.03 0.02 0.02 0.06 NITROGEN, NITRITE, DISS. (MG/L) 1 0.01 0.01 0.01 PH @ 25 DEG C 5 8.44 8.30 9. 10 PHOSPHATE AS PO4, DISS. (MG/L) 3 0. 10 0.00 0.10 0.10 POTASSIUM, DISS. (MG/L) 5 15.60 1.52 14.00 18.00 SELENIUM, DISS. (UG/L) 5 1 .00 0.00 1.00 1.00 SILVER, DISS. (1JG/L) 3 10.00 0.00 10.00 10.00 SODIUM, DISS. (MG/L) 5 4811.20 169.10 383.00 785.00 SAR 4 25.94 2.69 23.59 29.52 SULFATE, DISS. (MG/L.) 5 402.00 603.78 126.00 1482.00 SULFIDE, TOTAL (MG/L) 1 0.50 0.50 0.50 SUSPENDED SOLIDS (MG/L) 5 1145.60 1749:12 70.00 4250.00 ZINC, DISS. (MG/L) 5 0.01 0.00 0.01 0.01 CATION/ANION BALANCE (%) 5 2.50 1.44 0.74 4.60 z DISS. DISSOLVED SOLIDS 180 DEG (MG/L) 5 1348.20 622.19 950.00 2454.00 DISS. DISSOLVED SOLIDS, CALCULATED (MG/L 5 1341 .80 664.12 990.00 2528.00 ----------------------------------------- m INDICATES NO DATA a Table 7-25. Ground Water Quality Statistics Report for GW-N16 00