REP02002

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 12/11/2001
• Doc Name: TABLE 1 CYPRUS YAMPA VALLEY COAL CORP FOIDEL CREEK MINE 1998 ANNUAL HYDROLOGY REPORT WATER QUALITY D
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

~YPRUS YAMPA VALLEY COAL CORPORATION: FOIDEL CREEK MINE
998 ANNUAL IfYDROLOCIC REPORT
~UAIMARY OF WATER QUALITY DATA
U
summary ofwater quality databm
Avenge Std. Ma~mum MWmum Unlb Cowt Regis End
39 TRACE METALS ALUMIMIM DISSOLVED •180.000 491.9 700.000 -000.000 UG/L 3 03/81 04/83
40 BORON DISSOLVED 701.429 221.7 300.000 •100.000 UG/L 7 03/80 04/83
41 MOLYBDENUM DISSOLVED •32.222 38.1 •10.000 •300.000 UG/C. 27 03/61 09!98
42 TOTAL RECOV -10.000 0.0 -10.000 •10.000 UG/L 1 09/90 09f90
43 NUTRIENTS NITROGEN AMMRIM-TOTAL 1.920 1.9 5.700 -0.020 MG/L 10 10/83 09/90
44 AMMIA-FREE 0.023 0.0 0.111 -0.001 MG/L 11 07/81 09!90
45 NITRATE 0.130 0.4 1.830 -0.020 MG/L 24 10/86 09/98
46 NITRITE -0.011 0.0 -0.010 -0.020 MG/L 9 10/86 09/98
47 N03+N02 0.783 1.9 9.000 -0.100 MG/L 33 06(19 09/98
4R PHOSPHATE ORTH0.DISS 0.091 0.2 0.620 -0.020 MG/L 37 03/80 09/98
49 RADIOACTIVE NOT APPLICABLE NOT APPLICABLE 0.000 0.0 0.000 0.000 PCUL I 09/91 09/91
S4^'P• n°775° InnA 77 Sm