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NUCLA MINE SURFACE WATER QUALITY REPORT <br /> SAMPLE POINT SW-N7 (SA0007) <br /> LOCATION 47N16W25DCB <br /> BASIN TUTTLE DRAW <br /> DATE OF COLLECTION 04/10/91 09/12/91 <br /> FIELD PARAMETERS <br /> CONDUCTIVITY (UMHOS/CM) 1280. 00 810. 00 <br /> PH (UNITS) 8 . 36 8 . 12 <br /> WATER TEMPERATURE (DEG C) 8 . 00 20. 00 <br /> FLOW (CFS) 0. 008 0. 900 <br /> LABORATORY PARAMETERS <br /> ACIDITY, DISS. (MG/L OF CACO3) 0. 00 0. 00 <br /> ALKALINITY, DISS. (MG/L OF CACO3) 458 . 00 226. 00 <br /> ALUMINUM, TOTAL RECOVERABLE (MG/L) 3 . 17 0. 08 <br /> ARSENIC, TOTAL RECOVERABLE (UG/L) 5. 00 < 1. 00 <br /> BARIUM, TOTAL RECOVERABLE (UG/L) 110. 00 60. 00 <br /> BICARBONATE, DISS. (MG/L) 549 . 00 276. 00 <br /> BORON, DISS. (UG/L) 230. 00 130. 00 <br /> CADMIUM, TOTAL RECOVERABLE (UG/L) < 5. 00 < 5 . 00 <br /> CALCIUM, DISS. (MG/L) 222 . 00 101. 00 <br /> CARBONATE, DISS. (MG/L) 0. 00 0. 00 <br /> CHLORIDE, DISS. (MG/L) 28 . 00 12 . 00 <br /> CHROMIUM, TOTAL RECOVERABLE (UG/L) . <br /> CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 1870. 00 775. 00 <br /> COPPER, TOTAL RECOVERABLE (UG/L) < 10. 00 < 10. 00 <br /> FLUORIDE, DISS. (MG/L) 1. 50 0. 80 <br /> HARDNESS AS CACO3 (MG/L) 1100. 00 412 . 00 <br /> IRON, TOTAL (MG/L) 3 . 58 0. 13 <br /> IRON, DISS. (MG/L) < 0. 02 0. 09 <br /> LEAD, TOTAL RECOVERABLE (UG/L) < 20. 00 20. 00 <br /> MAGNESIUM, DISS. (MG/L) 133 . 00 39 . 00 <br /> MANGANESE, TOTAL (MG/L) 1. 19 0. 09 <br /> MANGANESE, DISS. (MG/L) 0. 91 0. 09 <br /> MERCURY, TOTAL RECOVERABLE (UG/L) < 0. 10 < 0. 10 <br /> MOLYBDENUM, TOTAL RECOVERABLE (UG/L) 3 . 00 1. 00 <br /> NICKEL, TOTAL RECOVERABLE (UG/L) < 20. 00 < 20. 00 <br /> NITROGEN, AMMONIA, DISS. (MG/L) 0. 14 < 0. 05 <br /> NITROGEN, NITRATE, DISS. (MG/L) 0. 04 < 0. 02 <br /> NITROGEN, NITRITE, DISS. (MG/L) < 0. 01 < 0. 01 <br /> PH @ 25 DEG C 8 . 30 8. 30 <br /> PHOSPHATE AS PO4 , DISS. (MG/L) < 0. 10 < 0. 10 <br /> POTASSIUM, DISS. (MG/L) 8 . 00 3 . 00 <br /> SELENIUM, TOTAL RECOVERABLE (UG/L) < 1. 00 < 1. 00 <br /> SILVER, TOTAL RECOVERABLE (UG/L) . <br /> SODIUM, DISS. (MG/L) 79 . 00 20. 00 <br /> SAR 1. 05 0. 43 <br /> SULFATE, DISS. (MG/L) 770. 00 208 . 00 <br /> SULFIDE, TOTAL (MG/L) < 0. 10 < 0. 01 <br /> SUSPENDED SOLIDS (MG/L) 164 . 00 6. 00 <br /> ZINC, TOTAL RECOVERABLE (MG/L) 0. 08 0. 01 <br /> CATION/ANION BALANCE (%) - 0. 81 - 0. 05 <br /> TOTAL DISSOLVED SOLIDS @ 180 DEG (MG/L) 1578 . 00 586. 00 <br /> TOTAL DISSOLVED SOLIDS, CALCULATED (MG/L) 1510. 00 516. 00 <br /> ----------------------------------------- <br /> INDICATES NO DATA <br /> C-5 <br />