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v <br />i <br />A <br />i <br />r <br />m <br />N <br />fD <br />n <br />O <br />A <br />r <br />W <br />W <br /> <br />NUCLA MINE GROUND HATER QUALITY REPORT (CONTINUATION) <br />SAMPLE POINT GW-N9(NA0009) <br />LOCATION 47N16W25CAD <br />GEOLOGIC UNIT OVERBURDEN AND DAKOTA COAL <br />DATE OF COLLECTION 10/15/86 04/29/87 10/29/87 <br />FIELD PARAMETERS <br />CONDUCTIVITY (UMHOS/CM) 2400.00 3190.00 2350.00 <br />PH (UNITS) 6.78 6.61 6.55 <br />HATER TEMPERATURE (DEC C) 12.50 15.00 13.00 <br />DEPTH TO WATER (F7) 36.01 42.21 34.70 <br />LABORATORY PARAMETERS <br />ALKALINITY, DISS. (MG/L OF CAC03) 312.00 402.00 288.00 <br />ALUMINUM, DISS. (MC/L) 0.08 0.08 < 0.05 <br />ARSENIC <br />DISS. (UC/L) < 1.00 < 1.00 < 1.U0 <br />, <br />BARIUM, DISS. (UC/L) 20.00 20.00 <br />BICARBONATE, DISS. (MC/L) 381,00 490.00 351.00 <br />BORON, DISS. (UG/L) 230.00 310.00 170.00 <br />CADMIUM, DISS. (UC/L) 8.00 < 5.00 < 5.00 <br />CALCIUM, DISS. (MG/L) 540.00 550.00 570.00 <br />CARBONATE, DISS. (MG/L) 0.00 0.00 0.00 <br />CHLORIDE, DISS. (MC/L) 3.00 28.00 2.00 <br />CHROMIUM, DISS. (UC/L) ~ < 10.00 < 10.00 <br />CONDUCTIVITY ~ 25 DEC C (UMHOS/CM) 3050.00 4100.00 2840.00 <br />COPPER <br />DISS. (UG/L) < 10.00 < 10.00 < 10.00 <br />, <br />FLUORIDE, DISS. (MC/L) 0.80 0.90 1.40 <br />HARDNESS AS CAC03 (MC/L) 2412.00 3077.00 2401.00 <br />IRON, DISS. (MC/L) 0.39 2.84 1.05 <br />LEADf DISS. (UG/L) < 20.00 < 20.00 < 20.00 <br />MAGNESIUM, DISS. (MG/L) 259.00 415.00 238.00 <br />MANGANESE, DISS. (MC/L) 1.89 1.27 1.74. <br />MERCURY, DISS. (UG/L) < 0.20 < 0.20 0.20 <br />MOLYBDENUM, DISS. (UG/L) < 50.00 < 50.00 < 50.00 <br />NICKEL, DISS. (UC/l) < 20.00 < 20.00 <br />NITROGEN, AMMONIA, DISS. (MC/L) 0.33 0.91 0.34 <br />NITROGEN, NITRATE, DISS. (NC/L) < 0,02 0.13 < 0.02 <br />~ <br />NITROGEN, NITRITE, DISS. (MC/L) < 0.01 O <br />PH ® 25 DEC C 7.20 6.90 7.10 ~ ~ C <br />PHOSPHATE AS P04, DISS. (MC/L) < 0.10 C O <br />POTASSIUM, DISS. (MG/L) 5.00 14.00 4.00 y <br />SELENIUM, DISS. (UG/L) < 1.00 < 1.00 < 1.00 <br />- ~ <br />SILVER, DISS. (UC/L) ~ < 10.00 < 10.OU •• <br />SODIUM, DISS. (MQ/L) 33.00 100.00 16.00 ~ N <br />SAR 0.30 0.86 0.14 ~ j <br />SULFATE, DISS. (MC/L) 2124.00 2776.00 2058.00 ~ <br />SULFIDE, TOTAL (MC/L) < 0.20 ~ o <br />SUSPENDED SOLIDS (MG/L) 1096.00 ~ 864.00 1276.00 0 <br />ZINC, DISS. (MC/L) 0.03 0.01 0.05 <br />CATION/ANION BALANCE (~',) - 1.10 0.35 0.21 <br />DISS. DISSOLVED SOLIDS ® 180 DEC (MG/L) 3242,00 4130.00 3094.00 <br />DISS. DISSOLVED SOLIDS, CALCULATED (MG/L) <br />----------------------------------------- 3151.00 4118.00 3057.00 <br /> <br />INDICATES NO DATA <br />~ = <br />~ <br /> ~~ ~ <br /> {/~ ~ <br />m - <br /> _ ~~ <br /> ~ <br />~ = <br /> / <br />~ <br />e <br />1 I <br />J <br /> <br />- <br />