1988-04-11_PERMIT FILE - C1981008A

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NUCLA MINE SURFACE WATER QUALITY STATISTICS REPORT SAMPLE POINT SW-N6(SA0006) LOCATION 47N16W25CCB SUBAREA FUTILE DRAW OBSERVATIONS MEAN ST.DEV. MIN MAX FIELD PARAMETERS CONDUCTIVITY (UMHOS/CM) 44 885.23 308.33 180.00 1710.00 PIT (UNITS) 46 8.00 7.00 9.10 WATER TEMPERATURE (DEG C) 46 15.2.4 7. 13 0.20 28.00 FLOW (CFS) 88 0.271 0.425 0.000 2.011 LABORATORY PARAMETERS ACIDITY, DISS. (MG/L OF CAC03) 88 0.00 0.00 0.00 0.00 ALKALINITY, DISS. (MG/L OF CAC03) 41 287.09 79.08 159.00 469.00 ALUMINUM, TOTAL RECOVERABLE (MG/L) 2 0.22 0.24 0.05 0.39 ARSENIC, TOTAL RECOVERABLE (UG/L) 2 1 .00 0.00 1 .00 1 .00 BARIUM, TOTAL RECOVERABLE (UG/L) 2 55.00 21.21 40.00 70.00 BICARBONATE, DISS. (MG/L) 17 343.94 99.08 216.00 500.00 BORON, DISS. (UG/L) 1 150.00 150.00 150.00 CADMIUM, TOTAL RECOVERABLE (UG/L) 2 5.00 0.00 5.00 5.00 CALCIUM, DISS. (MG/L) 2 293.00 250.32 116.00 470.00 CARBONATE, DISS. (MG/L) 17 1 .00 2.40 0.00 8.00 CHLORIDE, DISS. (MG/L) 20 12.32 8.87 2.00 32.00 CHROMIUM, TOTAL RECOVERABLE (UG/L) 2 10.00 0.00 10.00 10.00 CONDUCTIVITY C, 25 DEG C (UMIIOS/CM) 40 1151 .25 436.12 560.00 2450.00 COPPER, TOTAL RECOVERABLE (UG/L) 2 10.00 0.00 10.00 10.00 FLUORIDE, DISS. (MG/L) 20 1 .06 0.40 0.53 1 .90 HARDNESS AS CAG03 (MG/L.) 20 650.20 362.73 300.00 1811 .00 i IRON, TOTAL (MG/L) 41 0.22 0.22 0.02 1 . 17 u, IRON, DISS. (MG/I_) 35 0.05 0.-06 0.02 ().32 a` LEAD, TOFAL RECOVERABLE (UG/L) 2 20.00 0.00 20.00 20.00 MAGNESIUM, DISS. (IIG/L) 2 107.50 67. 18 60.00 155.00 MANGANESE, TOTAL (MG/L) 35 0.09 0.10 0.01 0.45 MANGANESE, DISS. (MG/L) 26 0.06 0.09 0.01 0.39 MERCURY, TOTAL RECOVERABLE (UG/L) 2 0.20 0.00 0.20 0.20 MOLYBDENUM, TOTAL. RECOVERABLE (UG/L) 2 50.00 0.00 50.00 50.00 NICKEL, FOFAL RECOVERABLE (UG/L) 2 20.00 0.00 20.00 20.00 NITROGEN, AMMONIA, DISS. (MG/L.) 20 0.09 0.08 0.02 0.39 NITROGEN, NITRATE, DISS. (MG/L) 20 0.111 0.49 0.02 1 . 16 NITROGEN, NITRITE, DISS. (MG/L) 1 0.01 0.01 0.01 PIT @ 25 DEG C 41 8.20 7.90 8.50 PHOSPHATE AS PO4, DISS. (MG/L) 2 0. 10 0.00 0. 10 0. 10 POTASSIUM, DISS. (MG/L) 2 4.00 0.00 4.00 4.00 SELENIUM, TOTAL RECOVERABLE (UG/L) 2 1 .00 0.00 1 .00 1 .00 SILVER, TOTAL RECOVERABLE (UG/L) 2 10.00 0.00 10.00 10.00 SODIUM, DISS. (MG/L) 2 24.00 1 .41 23.00 25.00 SAR 13 0.65 0.26 0.26 1 .13 SULFATE, DISS. (MG/L) 21 433. 71 327.50 132.00 1564.00 SULFIDE, TOTAL (MC/L) 2 0.35 0.21 0.20 0.50 CD SUSPENDED SOLIDS (MG/1_) 41 11 .20 12.33 1 .00 64.00 u, ZINC, TOTAL_ RECOVERABLE (MG/L) 2 0.01 0.00 0.01 0.01 n CATION/ANION BALANCE ( ) 12 1 . 10 1 .77 -1 .74 5.50 o TOTAL DISSOLVED SOLIDS C 180 DEG (MG/L) 41 887. 10 409.04 405.00 2380.00 r TOTAL DISSOLVED SOLIDS, CALCULATED (MG/L 12 971.67 534.08 365.00 2333.00 ----------------------------------------- INDICATES NO DATA 80 co Table 7-46 Surface Water Quality Statistics Report for Site 8W-N6