1992-02-05_REPORT - C1981008 (6)

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NUCLA MINE GROUND WATER QUALITY REPORT SAMPLE POINT GW-N9 (WA0009) LOCATION 47N16W25CAD GEOLOGIC UNIT OVERBURDEN AND DAKOTA COAL DATE OF COLLECTION 09/11/91 FIELD PARAMETERS CONDUCTIVITY (UMHOS/CM) 3120. 00 PH (UNITS) 6. 52 WATER TEMPERATURE (DEG C) 12 . 80 DEPTH TO WATER (FT) 32 . 16 LABORATORY PARAMETERS ALKALINITY, DISS. (MG/L OF CACO3) 290. 00 ALUMINUM, DISS. (MG/L) < 0. 05 ARSENIC, DISS. (UG/L) < 1. 00 BARIUM, DISS. (UG/L) < 10. 00 BICARBONATE, DISS. (MG/L) 354 . 00 BORON, DISS. (UG/L) 200. 00 CADMIUM, DISS. (UG/L) < 5. 00 CALCIUM, DISS. (MG/L) 505. 00 CARBONATE, DISS. (MG/L) 0. 00 CHLORIDE, DISS. (MG/L) 15. 00 CHROMIUM, DISS. (UG/L) CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 2690. 00 COPPER, DISS. (UG/L) < 10. 00 FLUORIDE, DISS. (MG/L) 0.80 HARDNESS AS CACO3 (MG/L) 2033 . 00 IRON, DISS. (MG/L) 0. 38 LEAD, DISS. (UG/L) < 20. 00 MAGNESIUM, DISS. (MG/L) 188 . 00 MANGANESE, DISS. (MG/L) 1. 55 MERCURY, DISS. (UG/L) < 0. 10 MOLYBDENUM, DISS. (UG/L) < 1. 00 NICKEL, DISS. (UG/L) 20. 00 NITROGEN, AMMONIA, DISS. (MG/L) 0. 23 NITROGEN, NITRATE, DISS. (MG/L) < 0. 02 NITROGEN, NITRITE, DISS. (MG/L) < 0. 01 PH @ 25 DEG C 7 . 90 PHOSPHATE AS PO4 , DISS. (MG/L) < 0. 10 POTASSIUM, DISS. (MG/L) 5. 00 SELENIUM, DISS. (UG/L) < 2 . 00 SILVER, DISS. (UG/L) . SODIUM, DISS. (MG/L) 14. 00 SAR 0. 14 SULFATE, DISS. (MG/L) 1688. 00 SULFIDE, TOTAL (MG/L) 0. 51 SUSPENDED SOLIDS (MG/L) 166. 00 ZINC, DISS. (MG/L) < 0. 01 CATION/ANION BALANCE (%) - 0. 31 DISS. DISSOLVED SOLIDS @ 180 DEG (MG/L) 3058 . 00 DISS. DISSOLVED SOLIDS, CALCULATED (MG/L) 2584 . 00 ----------------------------------------- INDICATES NO DATA E-1