REP35919

• Permit No: C1981041
• IBM Index Class Name: Report
• Doc Name: 1999 Annual Hydrologic Report & Mine Inflows Study
• Annual Report Year: 1999
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

• COTTONWOOD AND RAPID CREEK FLOWS
SWGS-07 Flows
Water Year October July August September
1985 3.64 - - -
1986 - 6.70 -
1987 - 2.70 2.37 7.27
1988 1.90 1.71 1.06 1.68
1989 1.80 0.88 0.80 <0.56
7990 0.71 <0.73 <0.72 <0.70
1991 <0.92 <i.24 <0.56 <0.60
7992 <0.84 7.67 1.02 7.06
7993 1.16 2.55 1.93 7.24
1994 2.05 1.75 7.53 7.61
1995 1.45 - 1.08 0.88
1996 7.53 0.85 0.62 0.99
7997 0.99 0.99 7.37 1.48
7 998 2.78 - - 2.10
1999 1.55 2.04 1.75 2.04
SWGS-02 Flows
Water Year October July August September
1985 0.87 0.65 1.00 0.48
7986 0.79 1.02 0.46 0.53
1987 0.74 1.02 0.57 0.48
7988 0.53 0.44 0.32 0.39
7989 0.38 <0.26 <0.26 <0.26
1990 <0.26 <0.26 <0.26 <0.26
1991 - <0.26 <0.26 <0.26
1992 <0.26 <0.38 <0.26 <0.28
7993 <0.26 - 0.50 0.49
1994 0.62 - <0.26 <0.26
1995 0.35 0.58 0.57
•
1996 0.86 <0.26
1997 - 0.54 0.67 0.80
1998 0.84 - - 0.46
SWGS-03 Flows
Water Year October July August September
1985 1.15 - - 0.28
1986 - 2.65 0.58 -
1987 - 0.75 0.34 0.20
1988 0.40 0.92 0.31 0.37
1989 <0.16 <0.26 <0.17 <0.15
1990 <0.16 <0.15 <0.15 <0.15
1991 <0.24 <0.50 <0.29 <0.21
1992 0.25 0.81 0.43 0.55
1993 0.43 - 0.91 0.49
1994 0.80 1.90 0.79 0.64
1995 0 42 - 1.71 0.66
1996 0.45 <0.35 <0.15 <0.24
7997 - 1.70 0.75 0.91
1998 0.71 - - -
SWGS-05 Flows
Water Yaar October July August September
1993 0 0 ~ 0 0.44
1994 0.4 0.36 0.27 0.22
1995 0.2 ~ 0.54 0.63 0.67
1996 0.54 0.78 0.'.6 0.24
1997 - 0.23 0.30 0.37
1998 0.55 - - -
- Indicates months when less than 1/2 o(1he month's infortnalion was available
< Indicates months when part or all of the readings were below the minimum recording
level. Minimum recording levels are: 01 - 0.56 CFS, 02 - 0.26 CF5. antl 03 8 05 - 0.15 CFS
Table S99-t ~