1988-02-01_REPORT - C1981008 (7)

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3 NUCLA EAST MINE SURFACE WATER QUALITY STATISTICS REPORT SAMPLE POINT SW-N103(SBO103) LOCATION 116N16W1CDC SUBAREA CALAMITY DRAW OBSERVATIONS MEAN ST.DEV. MIN MAX FIELD PARAMETERS CONDUCTIVITY (UMHOS/CM) 15 1612.00 479.09 1010.00 2520.00 PH (UNITS) 15 7.66 6.84 8. 10 WATER TEMPERATURE (DEG C) 15 11 .53 6.62 3.00 25.00 FLOW (CFS) 15 10.18 7.37 1 . 75 24.42 LABORATORY PARAMETERS ACIDITY, DISS. (MG/L OF CAC03) 15 0.00 0.00 0.00 0.00 ALKALINITY, DISS. (MG/L OF CAC03) 13 283.85 68.47 188.00 352.00 ALUMINUM, TOTAL (MG/L) 8 1 .14 0.48 0.43 2.05 ARSENIC, TOTAL (UG/L) 8 1.25 0.46 1 .00 2.00 BARIUM, TOTAL (UG/L) 0 BICARBONATE, DISS. (MG/L) 13 346.23 83.67 229.00 429.00 BORON, TOTAL (UG/L) 12 390.00 449.97 20.00 1760.00 --- CADMIUM, TOTAL (UG/L) 8 5.00 0.00 5.00 5.00 CALCIUM, TOTAL (MG/L) 13 348.31 113. 15 205.00 481.00 CARBONATE, DISS. (MG/L) 13 0.00 0.00 0.00 0.00 CHLORIDE, DISS. (MG/L) 13 15.38 8.62 4.00 27.00 CHROMIUM, TOTAL (OG/L) 3 10.00 0.00 10.00 10.00 CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 13 2466.92 923.03 1330.00 3450.00 COPPER, TOTAL (UG/L) 8 10.00 0.00 10.00 10.00 FLUORIDE, DISS. (MG/L) 13 0.95 0.23 0.55 1 .30 N HARDNESS AS CAG03 (MG/L) 11 1617.73 642.94 791 .00 2256.00 IRON, TOTAL (MG/L) 13 1.27 1 .07 0.51 4.55 IRON, DISS. (MG/L) 12 0.04 0.06 0.02 0.22 LEAD, TOTAL (UG/L) 8 26.25 14.08 20.00 60.00 MAGNESIUM, TOTAL (MG/L) 13 170.08 82.73 70.00 271 .00 MANGANESEt TOTAL (M,G/L� 13 0.02 Sig- Q. QQ.ra,...; •,�,_`�? `Fi0 ANtSt,' U 1-SS:" �J'r 12 emu. wS.ig- (5.�b 1.42 MERCURY, TOTAL (UG/L) 8 0.20 0.00 0.20 0.20 MOLYBDENUM, TOTAL (UG/L) 8 50.00 0.00 50.00 50.00 NICKEL, -TOTAL (UG/L) 0 NITROGEN, AMMONIA, DISS. (MG/L) 13 0.35 0.31 0.02 0.93 NITROGEN, NITRATE, DISS. (MG/L) 13 0.47 0.33 0.07 0.95 NITROGEN, NITRITE, DISS. (MG/L) 1 0.05 0.05 0.05 PH @ 25 DEG C 13 7.91 7.70 8.30 PHOSPHATE AS PO4, DISS. (MG/L) 12 0.50 0.30 0. 10 0.90 POTASSIUM, TOTAL_ (MG/L) 13 4.31 1.44, 2.00 8.00 SELENIUM, TOTAL (UG/L) 8 1 . 13 0.35 1 .00 2.00 SILVER, TOTAL (UG/L) 2 10.00 0.00 10.00 10.00 SODIUM, TOTAL (MG/L) 13 95.92 48.98 35.00 155.00 SAR 13 1.05 0.34 0.53 1 .49 SULFATE, DISS. (MG/L) 13 1472.69 664.44 679.00 2210.00� -- -- SULFIDE,TOTAL (MG/L) 3 0.33 0.15 0.20 0.50 -- SUSPENDED SOLIDS (MG/L) 13 47.54 47.48 14.00 198.00 ZINC, TOTAL (MG/L) 8 0.02 0.01 0.01 0.04 CATION/ANION BALANCE 13 -1.65 2.06 -5.45 1.31 TOTAL DISSOLVED SOLIDS @ 180 DEG (MG/L) 13 2321.08 977.88 1118.00 3356.00 -�-- - TOTAL DISSOLVED SOLIDS, CALCULATED (MG/L 12 2203.25 946:41 1130.00 3220.00 t ----------------------------------------- . INDICATES NO DATA