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CYPRUS YAMPA~LEY COAL CORPORATION: MINE NO. 1, 2, AND ECKMAN PARK • • <br />1999 ANNUAL HYDROLOGIC REPORT <br />SUh1MARY OF WATER QUALITY DATA <br />summary of water quality data-Il.brw <br /> Average Std. Maximum Minimum DnltS Counl Begin End <br />1 PHYSICAL PROPERTIES TEMPERATURE FIELD 10.382 0.7 11.700 9.600 DEGREES C I I 10/94 09/99 <br />2 CONDUCTIVITY FIELD 1075.455 431.7 2260.000 770.000 UMHOS/CM II 10/94 09/99 <br />3 LAB 990.636 379.3 2060.000 709.000 UMHOS/CM II 10/94 09/99 <br />4 PH FIELD 9.091 0.7 9.910 7.400 PH 10 10/94 09/99 <br />5 FIELD 9.280 0.0 9.280 9.280 UMHOS/CM I 05/99 05/99 <br />6 LAB 9.650 0.3 10.100 9.300 PH 6 05/97 09/99 <br />7 ALKALINITY TOTAL 412.364 29.9 462.000 374.000 MG/L II 10/94 09/99 <br />8 HARDNESS AS CACO3 I?.455 11.2 43.000 4.000 MG/L I I 10/94 09/99 <br />9 SOLIDS TOTAL-DISS 563.455 336.0 1460.000 70.000 MG/L II 10/94 09/99 <br />10 CATIONS CALCIUM DISSOLVED 3.045 2.2 9.OIX1 0.900 MG/L II 10/94 09/99 <br />11 MAGNESIUM DISSOLVED 1.409 1.4 5.000 0.400 MG/L II 10/94 09/99 <br />12 SODIUM DISSOLVED 2?8.455 93.4 502.000 173.000 MG/L II 10/94 09/99 <br />13 SAR NOT APPLICABLE 31.205 10.9 48.700 13.559 UNDEFINED II 10/94 09/99 <br />14 ANIONS BICARBONATE AS HCO3 347.?27 79.1 440.000 206.000 MG/L I I 10/94 09/99 <br />IS CARBONATE AS CACO3 155.000 29.7 176.000 134.000 MG/L 2 05/99 09/99 <br />16 AS CO3 58.400 38.3 131.000 14.000 MG/L 9 10/94 09/98 <br />17 HYDROXIDE AS OH -?.000 0.0 -2.000 ?.000 MG/L 10 05/95 09/99 <br />18 SULFATE NOT APPLICABLE 121.636 197:? 700.000 -10.000 MG/L II 10/94 09/99 <br />19 PRIMARY CADMIUM DISSOLVED -0.309 0.6 1.600 -0.500 UG/L II 10/94 09/99 <br />20 LEAD DISSOLVED -47.273 51.6 -20.000 -?00.000 L'G/L II 10/94 09/99 <br />21 MERCURY DISSOLVED -0.200 0.0 -0.200 -0.200 UG/L II 10/94 09/99 <br />22 SELENIUM DISSOLVED -0.545 1.5 4.000 -1.000 UG/L 11 10/94 09/99 <br />23 SECONDARY IRON DISSOLVED 343.636 495.6 1700.000 40.000 UG/L II 10/94 09/99 <br />24 MANGANESE DISSOLVED 6.455 25.2 70.000 -10.000 UG/L II 10/94 09/99 <br />25 TRACE METALS MOLYBDENUM DISSOLVED -14.545 12.1 -10.000 -50.000 UG/L II 10/94 09/99 <br />26 NUTRIENTS NITROGEN NITRATE 0.060 0.1 0.160 -0.020 MG/L II 10/94 09/99 <br />27 NITRITE 0.006 0.0 0.100 -0.010 MG/L 10 05/95 09/99 <br />28 NO3+NO2 0.248 0.6 2.020 -0.020 MG/L II 10/94 09/99 <br />29 PHOSPHATE ORTHO-DISS 0.049 0.0 0.130 -0.005 MG/L II 10/94 09/99 <br />TABLE tiA SITE: 94M001 (WADGE OVERBURDEN) <br />