1988-04-11_PERMIT FILE - C1981008A

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NUCLA EAST MINE SURFACE WATER QUALITY STATISTICS REPORT SAMPLE POINT SW-Nl02(SBO102) LOCATION 46N15W6CAB SUBAREA CALAMITY DRAW OBSERVATIONS MEAN ST.DEV. MIN MAX FIELD PARAMETERS CONDUCTIVITY (UMIIOS/CM) 15 1134.00 435.69 490.00 1760.00 PII (UNITS) 15 7.49 7. 18 7.99 WATER TEMPERATURE (DEC C) 15 10.65 7.90 0.50 23.50 FLOW (CFS) 17 0.614 0.900 0.000 2.674 LABORATORY PARAMETERS ACIDITY, DISS. (MG/L OF CAC03) 18 0.00 0.00 0.00 0.00 ALKALINITY, DISS. (MG/L OF CAC03) 10 230.10 57.92 138.00 290.00 ALUMINUM, IOTAL RECOVERABLE (MG/L) 3 0.08 0.05 0.05 0. 111 ARSENIC, T01AI_ RECOVERABLE (UG/L) 3 2.00 1 .00 1 .00 3.00 BARIUM, TOTAL RECOVERABLE (UG/L) 3 63.33 23.09 50.00 90.00 BICARBONATE, DISS. (MG/L) 10 280.70 70.76 168.00 3511.00 BORON, DISS. (UG/L) 2 45.00 21 .21 30.00 60.00 CADMIUM, IOTAL RECOVERABLE (UG/L) 3 5.00 0.00 5.00 5.00 CALCIUM, DISS. (MG/L) 1 97.00 97.00 97.00 CARBONATE, DISS. (MG/L) 10 0.00 0.00 0.00 0.00 CHLORIDE, DISS. (MG/L_) 10 11.40 5.54 1 .00 19.00 CHROMIUM, TOTAL RECOVERABLE (UG/L) 3 10.00 0.00 10.00 10.00 C014DUCTIVIIY C 25 DEG C (UMNOS/CM) 10 1633.30 754.49 636.00 2500.00 COPPER, TOTAL RECOVERABLE (UG/L) 3 13.33 5.77 10.00 20.01) FLUORIDE, DISS. (MG/I_) 10 0.78 0.25 0.50 1 . 30 HARDNESS AS CAG03 (MG/L) 8 1077. 13 601.23 3?0.00 1732.00 IRON, TOTAL (MG/L) 10 0.68 0.37 0. 17 1 .39 -� IRON, DISS. (MG/I_) 10 0.22 0.43 0.02 1 .43 LFAD, TOTAL RECOVERABLE (UG/L) 3 20.00 0.00 20.00 20.00 MAGNESIUM, DISS. (MG/L) 1 19..00 19.00 19.00 MANGANESE, l-OTAL (MG/L) 8 0.48 0.29 0.08 0.95 MANGANESE, DISS. (MG/L) 10 0.37 0.27 0.03 0.83 MERCURY, TOTAL RECOVERABLE (UG/I_) 3 0.20 0.00 O.?0 0.20 MOLYBDENUM, TOTAL RECOVERABLE (UG/L) 3 50.00 0.00 50.00 50.00 NICKEL, TOTAL RECOVERABLE (UG/L) 3 20.00 0.00 20.00 20.00 NITROGEN, AMMONIA, DISS. (MG/L) 10 0.08 0.09 0.02 0.32 NITROGEN, NITRATE, DISS. (hiG/I_.) 1O 0.05 0.06 0.02 0. 18 NITROGEN, NITRIIE, DISS. (MG/L) 1 0.01 0.01 0.01 PII n 25 DEC C 10 7.65 7.20 8. 10 PIIOSPIIAT F AS PO4, DISS. (MG/L) 2 0. 10 0.00 0.10 0. 10 PUTA`iSIUM, DISS. (MG/L) 1 7.00 7.00 7.00 SFLFNIUM, FOTAL RECOVERABLE (UG/L) 3 1 .00 0.00 1 .00 1 .00 SIL_VFR, TOTAL RECOVERABLE (UG/L) 3 13.33 5.77 10.00 20.00 SODIUM, DISS. (MG/L) 1 6.00 6.00 6.00 SAR 10 0. 17 0.08 0. 10 0.32 SULFATE, DISS. (MG/L) 10 884.60 552.89 202.00 1492.00 S1IL F I DE,TOTAL_ (MG/I_) 3 0. 17 0.06 0.10 0.20 rn SUSPFNDLD SOLIDS (MG/L) 10 9.20 LI.114 2.00 16.00 LING, TOTAL RECOVERABLE (MG/L) 3 0.03 0.02 0.01 0.05 CA-F I ON/ANION BALANCE (%) 10 -0.64 3.20 -11.39 3.1,5 a TO CAI DISSOLVED SOLIDS @ 180 DEG (MG/L) 10 11165.60 785.86 432.00 2306.00 o IOTAL DISSOLVED SOLIDS, CALCULATED (MG/L 10 1454.90 802.00 408.00 2329.00 ----------------------------------------- INDICATES NO DATA co Table 7-49 Surface Water Quality Statistics Report for Site SW-N102