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CYPRUS YAMPA~LEY COAL CORPORATION: MINE NO. 1, 2, AND ECKMAN PARK <br />2000 ANNUAL HYDROLOGIC REPORT <br />SUMMARI' OF W ATER QUALITY DATA <br />summery of water quality data-Ill.brw <br />CATEGORY PARAMETER ANALYSIS TYPE AVERAGE STD. DEV. MAXIMUM MINIMUM UNITS COUNT BEGIN END <br />PHYSICAL PROPERTIES TEMPERATURE FIELD 9.21 4.81 21.00 1.00 DEGREES C 70 OS/86 08/00 <br /> CONDUCTIVITY FIELD 3,18174 590.04 4,040.00 1,350.00 UMHOS/CM 70 05/86 08/00 <br /> LAB 3,316.56 462.89 4,010.00 2,180.00 UMHOS/CM 34 05/87 OS/00 <br /> PH FIELD 7.38 0.28 7.95 6.70 PH 70 05/86 OB/00 <br /> LAB 7.39 0.20 7.70 7.04 PH 8 06/97 OS/00 <br /> ALKALINITY TOTAL 544.56 124.88 680.00 156.00 MG/L 32 05/87 05/99 <br /> HARDNESS AS CAC03 2,532.60 466.61 4,090.00 1,822.00 MG/L 30 05/87 11/98 <br /> SOLIDS SUSPENDED 11.19 1627 82.00 0.00 MG/L 32 05/87 OS/00 <br /> TOTAL-DISS 3,384.41 423.08 4,070.00 2,602.00 MG/L 34 05/87 05/00 <br />CATIONS CALCIUM DISSOLVED 524.82 62.71 682.00 392.00 MG/L 34 05/87 OS/00 <br /> TOTAL RECOV 476.89 37.50 536.00 431.00 MG/L 9 05/87 10/88 <br /> MAGNESIUM DISSOLVED 299.53 82.62 664.00 200.00 MG/L 34 05/87 05/00 <br /> TOTAL RECOV 240.22 13.81 263.00 224.00 MG/L 9 05/87 10/88 <br /> SODIUM DISSOLVED 41.55 4.90 56.30 31.00 MG/L 33 05/87 05/00 <br /> TOTAL RECOV 43.33 5.59 54 AO 35.00 MG/L 9 05/87 10/88 <br /> SAR NOT APPLICABLE 037 0.05 0.51 0.29 UNDEFINED 31 05/87 05/99 <br />ANIONS BICARBONATE AS HC03 675 69 151.15 860.00 190.00 MG/L 35 05/87 OS/00 <br /> CARBONATE AS C03 0.00 0.00 0.00 0.00 MGR, IS II/91 OS/00 <br /> HYDROXIDE AS OH 0.00 0.00 0.00 0.00 MG/L I 1 12/94 05/99 <br /> CHLORIDE NOT APPLICABLE 10.00 0.00 10.00 10.00 MG/L I 05/88 05/88 <br /> SULFATE NOT APPLICABLE 2,034.03 272.86 2,790.00 1,564.00 MG/L 35 05/87 OS/00 <br />PRIMARY CADMIUM DISSOLVED 0.10 0.00 0.10 0.10 UG/L I II/91 II/91 <br /> TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 09/98 <br /> TOTAL RECOV 0.09 0.26 1.70 0.00 UG/L 30 05/87 05/00 <br /> LEAD DISSOLVED 0.00 000 CAO 0.00 UG/L I 09/90 09/90 <br /> MERCURY DISSOLVED 0.05 0.07 0.10 0.00 UG/L 2 09/90 II/91 <br /> TOTAL 0.00 0.00 O.JO 0.00 UG/L 2 05/98 09/98 <br /> TOTAL RECOV 0.01 0.04 0.20 0 00 UG/L 30 05/87 05/00 <br /> SELEMUM DISSOLVED 1.00 0.00 1.70 1.00 UG/L 1 II/91 II/91 <br /> TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 09/98 <br /> TOTAL RECOV 0.00 0.00 0.00 0.00 UG/L 31 05/87 05/00 <br /> SILVER DISSOLVED 0.50 0.00 0.50 0.50 UG/L I Il/91 II/91 <br /> TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 09/98 <br />SECONDARY SILVER TOTAL RECOV 0.21 0.38 1.40 0.00 UG/L 31 05/67 05/00 <br /> ZINC DISSOLVED 30.00 0.00 30.00 30.00 UG/L I II/91 II/91 <br /> TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 09/98 <br /> TOTAL RECOV 16.48 17.67 70.00 0.00 UG/L 31 05/87 OS/00 <br /> IRON DISSOLVED 40.00 0.00 40.00 40.00 UG/L I 11191 II/91 <br />• <br />TABLE 35A SITE: 1860400 (SPOIL SPRING D COMP ~1860400~, ECKMAN PARK) <br />