1992-02-05_REPORT - C1981008 (6)

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NUCLA MINE GROUND WATER QUALITY REPORT SAMPLE POINT GW-N4R(WA0104) LOCATION 47N16W36BC GEOLOGIC UNIT DAKOTA COAL DATE OF COLLECTION 09/11/91 FIELD PARAMETERS CONDUCTIVITY (UMHOS/CM) 6160. 00 PH (UNITS) 6. 41 WATER TEMPERATURE (DEG C) 12 . 00 DEPTH TO WATER (FT) 6. 12 LABORATORY PARAMETERS ALKALINITY, DISS. (MG/L OF CACO3) 564 . 00 ALUMINUM, DISS. (MG/L) < 0. 05 ARSENIC, DISS. (UG/L) < 10. 00 BARIUM, DISS. (UG/L) < 10. 00 BICARBONATE, DISS. (MG/L) 688 . 00 BORON, DISS. (UG/L) 310. 00 CADMIUM, DISS. (UG/L) < 5. 00 CALCIUM, DISS. (MG/L) 430. 00 CARBONATE, DISS. (MG/L) 0. 00 CHLORIDE, DISS. (MG/L) 48 . 00 CHROMIUM, DISS. (UG/L) CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 5400. 00 COPPER, DISS. (UG/L) < 10. 00 FLUORIDE, DISS. (MG/L) 0. 70 HARDNESS AS CACO3 (MG/L) 4039. 00 IRON, DISS. (MG/L) 1. 41 LEAD, DISS. (UG/L) 110. 00 MAGNESIUM, DISS. (MG/L) 723 . 00 MANGANESE, DISS. (MG/L) 1. 61 MERCURY, DISS. (UG/L) < 0. 10 MOLYBDENUM, DISS. (UG/L) 2 . 00 NICKEL, DISS. (UG/L) 20. 00 NITROGEN, AMMONIA, DISS. (MG/L) 0. 40 NITROGEN, NITRATE, DISS. (MG/L) < 0. 02 NITROGEN, NITRITE, DISS. (MG/L) < 0. 01 PH @ 25 DEG C 7 . 80 PHOSPHATE AS PO4 , DISS. (MG/L) < 0. 10 POTASSIUM, DISS. (MG/L) 22 . 00 SELENIUM, DISS. (UG/L) < 5. 00 SILVER, DISS. (UG/L) SODIUM, DISS. (MG/L) 209. 00 SAR 1.45 SULFATE, DISS. (MG/L) 3713 . 00 SULFIDE, TOTAL (MG/L) 0. 06 SUSPENDED SOLIDS (MG/L) 72 . 00 ZINC, DISS. (MG/L) 0. 02 CATION/ANION BALANCE (%) - 0. 03 DISS. DISSOLVED SOLIDS @ 180 DEG (MG/L) 6742 . 00 DISS. DISSOLVED SOLIDS, CALCULATED (MG/L) 5461. 00 ----------------------------------------- INDICATES NO DATA E-3