REP36671

• Permit No: C1981071
• IBM Index Class Name: Report
• Doc Date: 2/2/2001
• Doc Name: 2000 AHR TABLE 25 TO TABLE 45
• Annual Report Year: 2000
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

CYPRUS YAMPA~LEY COAL CORPORATION: MINE NO. I, 2, AND ECKMAN PARK
2000 ANNUAL HYDROLOGIC REPORT
SUMMARY OF WgTER QUALITY DATA
summary of water quality data•Ill.bnv
CATEGORY PARAMETER ANALYSIS TYPE AVERAGE STD. DEV. MAXIMUM MINIMUM UNITS COUNT BEGIN END
PHYSICAL PROPERTIES TEMPERATURE FIELD 12.77 1.32 15.00 11.00 DEGREES C 6 05/95 06/00
CONDUCTIVITY FIELD 3,550.50 340.11 3,800.00 2,870.00 UMHOS/CM 6 05195 O6/00
LAB 3,679.00 432.64 3,980.00 2,93000 UMHOS/CM 5 05/95 06/98
PH FIELD 6.67 0.18 6~+0 6.40 PH 6 05/95 06/00
LAB 6.80 0.17 7.(.0 6.70 PH 3 06/97 06/98
ALKALMITV TOTAL 691.40 25.35 731.00 665.00 MG/L 5 05/95 06/98
HARDNESS AS CAC03 3,034.00 543.12 3,940.110 2,560.00 MG/L 5 05/95 06/98
SOLIDS SUSPENDED 5.20 7.95 18.00 0.00 MG/L 5 05/95 06/9R
TOTAL-DISS 3,898.00 50.70 3,950.70 3,84000 MG/L 5 05/95 06/98
CATIONS CALCIUM DISSOLVED 559.80 48.10 625. JO 500.00 MG/L 5 05/95 06/9R
MAGNESIUM DISSOLVED 39740 134.56 635.)0 318.00 MG/L 5 05195 06/96
SODIUM DISSOLVED 38.66 3.57 44.30 34.80 MG/L 5 05/95 06/98
SAR NOT APPLICABLE 0.32 0.04 0.36 0.29 UNDEFMED 3 05/95 06/97 '
ANIONS BICARBONATE AS HC03 840.88 33.50 892.00 811.00 MG/L 5 05!95 06/98
CARBONATE AS C03 0.00 0.00 0.00 0.00 MG/L 5 05/95 06/98
HYDROX3DE AS OH 0.00 0.00 0.00 0.00 MG/L 5 05/95 06/98
SULFATE NOT APPLICABLE 2,164.00 143.63 2.360.00 2,03000 MG/L 5 05/95 06/98
PRIMARY CADMIUM TOTAL 0.00 0.00 0.00 0,00 UG/L 2 05/98 06/98 '
TOTAL RECOV 0.00 0.00 0.00 0.00 UG/L 3 05/95 06/97
MERCURY TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 06/98 '
TOTAL RECOV 0.07 0.12 0.20 0.00 UG/L 3 05/95 06/97
SELENIUM TOTAL 000 0.00 0.00 0.00 UG/L 2 05/98 06/98
TOTAL RECOV 0.00 0.00 0.00 0.00 UG/L 3 05/95 06/97
SILVER TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 06/98
SECONDARY SILVER TOTAL RECOV 0.20 0.35 0.60 0.00 UG/L 3 05/95 06/97
ZINC TOTAL 35.00 7.07 40.00 30.00 UG/L 2 05/98 06/98
TOTAL RECOV 33.33 5.77 40.00 30.00 UG/L 3 05/95 06/97
IRON TOTAL 10000 113.14 IB0.00 20.00 UG/L 2 05/96 06/98
TOTAL RECOV 143.33 128.97 250.00 0.00 UG/L 3 05/95 06/97
MANGANESE TOTAL 1,835.00 106.07 1,910.00 1,760.00 UG/L 2 05/98 06/98 '
TOTAL RECOV 2,013.33 170.10 2,ISO.OJ 1,640.00 UG/L 3 05/95 06/97
TRACE METALS MOLYBDENUM TOTAL 0.00 0.00 0.00 0.00 UG/L 2 05/98 06/98
TOTAL RECOV 0.00 0.00 0.00 0.00 UG/L 3 05/95 06/97
NUTRIENTS NITROGEN AMMIUM-TOTAL 0.44 0.36 1.06 0.14 MG/L 5 05/95 06/98
AMMIA-FREE 0.00 0.00 0.00 0.00 MG/L 5 05/95 06/98
MTRATE 0.09 0.12 0.25 0.00 MG/L 5 05/95 06/98
NITRITE 0.00 0.00 0.00 0.00 MG/L 5 05/95 06/98
N03+N02 0.09 0.12 0.25 0.00 MG/L 5 05/95 06/98
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'I'4RLF. J7A SITE: 1860340 (SPOIL SPRING X X1660340(, ECKMAN PARK)