REP45240

• Permit No: C1984062
• IBM Index Class Name: Report
• Doc Date: 2/3/1995
• Doc Name: 1994 ANNUAL HYDROLOGY REPORT
• Annual Report Year: 1994
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

• T~6A
CYPRUS YAMPA VALLEY COAL LORP
SUMMARY OF NA7ER QUALITY DATA
STATION NUMBER: 087758 •-- 008-T7-58
Average Std Maxinxm Minimum Uni[s Count Period
MINOR
FLUORIDE NOT APPLICABLE 1.700 1.4 3.900 -0.500
PRIMARY
ARSENIC DISSOLVED -2.000 1.4 •1.000 -5.000
BARIUM DISSOLVED -66.923 282.4 600.000 -300.000
CADMIUM DISSOLVED •4.844 7.1 0.100 -20.000
TOTAL RECOV 0.100 0.0 0.100 0.100
LEAD DISSOLVED -43.333 100.4 200.000 -200.000
MERCURY DISSOLVED -0.156 1.0 4.000 •2.000
TOTAL RECOY -0.100 0.0 -0.100 -0.100
SELENIUM DISSOLVED -1.852 2.0 -1.000 •10.000
TOTAL RECOV -1.000 0.0 -1.000 -1.000
SILVER TOTAL RECOV -0.500 0.0 -0.500 •0.500
SECONDARY
COPPER DISSOLVED -7.059 45.9 100.000 -30.000
21NC DISSOLVED 38.875 68.4 290.000 -10.000
TOTAL RELOV 40.000 0.0 40.000 40.000
IRON DISSOLVED 305.833 595.4 3290.000 •60.000
TOTAL RECOV 680.000 0.0 680.000 680.000
MANGANESE DISSOLVED 21.354 41.4 150.000 -30.000
TOTAL RECOV 20.000 0.0 20.000 20.000
MG/L 11 08/79 - 04/83
uG/L 14 03/80 - 10/86
UG/L 13 04/79 - 03/82
UG/L 25 03/81 - 05/94
UG/L 1 09/90 - 09/90
UG/L 18 03/81 - 05/94
UG/L 27 03/80 - 05/94
UG/L 1 09/90 - 09/90
UG/L 27 03/80 - 05/94
UG/L 1 09/90 - 09/90
UG/L 1 09/90 - 09/90
UG/L 17 03/79 - 04/83
UG/L 24 03/79 - 10/86
UG/L 1 09/90 - 09/90
UG/L 48 03/79 - 05/94
UG/L 1 09/90 - 09/90
UG/L 48 03/79 - 05/94
UG/L 1 09/90 - 09/90
u
Report Date: 14-FEB-95 Pege: 2 of 3
Report Name: 1NA020R