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• <br />YPRUS 71VENTYMILE COAL COMPANY: FOIDEL CREEK MINE <br />198 ANNUAL HYDROLOGIC REPORT <br />UMMARY OF WATER QUALITY DATA <br />summary of water quality dete.brw <br />i Average Std. Maiimum Minimum Uuily Count Begin End <br />1 PHYSICAL PROPERTIES TEMPERATURE FIELD 11.175 2.9 19.000 8.000 DEGREES C 12 12/93 09/98 <br />2 CONDUCTIVITY FIELD 2293333 326.6 2970.000 1980.000 UI14iOS/CM 12 12/93 09/98 <br />3 LAB 2392.250 678.6 3950.000 [820.000 UMHOS/CM f2 1293 09/98 <br />4 PH FIELD 9.620 0.6 10.600 8.400 PH 12 1293 0998 <br />S LAB 9.750 O.l 9.900 9.600 PH 4 0597 09/98 <br />6 ALKALINITY TOTAL 898.917 206.7 1090.000 478.000 MG/L l2 1293 0998 <br />7 HARDNESS TOTAL 13.417 83 31.000 6.000 MG/L l2 1293 0998 <br />B SOLIDS DISSOLVED 1429.167 497.1 2564,000 980.000 MG/L 12 1293 0998 <br />9 CATIONS CALCIUM DISSOLVED 2300 1.1 4.000 1300 MG/L 12 1293 0998 <br />10 MAGNESIUM DISSOLVED 1.850 1.4 5.000 0.700 MG/L 12 1293 0998 <br />11 SODIUM DISSOLVED 544.500 84.1 723,000 470.000 MG/L 12 1293 0998 <br />12 SAR ~ NOT APPLICABLE 71.075 14.7 95,000 47.955 UNDEFINED 12 1293 0998 <br />13 ANIONS BICARBONATE AS HC03 515.600 204.0 773,000 105.000 MG/L 12 1293 0998 <br />14 CARBONATE AS C03 285.050 61.4 359,000 187.000 MC/L l2 1293 0998 <br />IS HYDROXIDE AS OH -1.600 0.8 0.000 -2.000 MG/L 10 0494 09/98 <br />]6 SULFATE NOT APPLICABLE 294.167 510.7 1346,000 -10.000 MG/L 12 1293 0998 <br />17 PRIMARY CADMIUM DISSOLVED -0367 0.2 -0,100 -0.500 UG/L 12 1293 0998 <br />18 TOTAL RECOV 0.400 0.0 0,400 0.400 UG/L I 1293 1293 <br />19 LEAD DISSOLVED -35.000 193 -20,000 -80.000 UG/L l2 1293 0998 <br />20 MERCURY DISSOLVED -0.200 0.0 -0.200 -0.200 UG/L 12 1293 0998 <br />21 TOTAL RECOV -0.200 0.0 -0.200 -0.200 UG/L I 1293 1293 <br />22 SELENIUM DISSOLVED -1333 1.2 -1.OOD -5.000 UC/L 12 1293 09/98 <br />23 TOTAL RECOV -2.000 0.0 -2.000 -2.000 UG/L 1 1293 1293 <br />24 SILVER TOTAL RECOV -0.500 0.0 •0.500 -0.500 UG/L I 1293 1293 <br />25 SECONDARY ZINC TOTAL RECOV 70.000 0.0 70.000 70.000 UG/L ! 1293 ]1/93 <br />26 DiON DISSOLVED 510.000 1406.7 4970.000 10.000 UG/L 12 1293 0998 <br />27 TOTAL RECOV 24500.000 0.0 24500.000 24500.000 UC/L 1 1293 1293 <br />28 MANGANESE DISSOLVED fi.500 9.9 22.000 -20.000 UG/L I2 1293 0998 <br />29 TOTAL RECOV 120.000 0.0 120.000 120.000 UG/L 1 1293 1293 <br />30 TRACE METAIS MOLYBDENUM DISSOLVED 31.667 35.6 100.000 -30.000 UG/L 12 1293 0996 <br />31 TOTAL RECOV 100.000 0.0 100.000 100.000 UGIL 1 1293 1293 <br />32 NUTRIENTS NFFROGEN AMMRJM-TOTAL 5.000 0.0 5.000 5.000 MC/L I 1293 1293 <br />~I 33 NITRATE 0.013 0.0 0.100 -0.020 MG/L 12 1293 0998 <br />~, 34 NITRFFE -0.004 0.0 0.020 -0.010 MC/L 8 0595 0998 <br />i 35 N03+N02 0.013 0.0 0.100 -0.020 MG/L 12 12/93 0998 <br />~~ 36 PHOSPHATE ORTliO-DISS 0.009 0.0 0.051 -0.005 MGR, 12 1293 09/98 <br />o.+~~. n~..nn. nvnncc wn ~ ~ <br />