REP48441

• Permit No: C1981041
• IBM Index Class Name: Report
• Doc Date: 5/7/1992
• Doc Name: 1991 Annual Hydrologic Report
• Annual Report Year: 1991
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

Powderhorn Coal Company
SWGS-01
Mean Daily Flows (cFs) -- 1991 Water Year
•
r~
L
r1
U
OCT NOV DEC JAN FEB MAR
1 1.55 C 1.68 C C C
2 1.77 C 1.68 C C C
3 B C 1.68 C C C
4 B C 1.68 C C C
5 B C 1.68 C C C
6 B C 1.68 C C C
7 B C 1.68 C C C
8 B C 1.63 C C C
9 B C 1.57 C C C
10 1.24 C 1.57 C C C
11 1.28 C 1.57 C C C
12 B C 1.57 C C C
13 B C 1.47 C C 0.84
14 B C C C C 0.80
15 B C C C C 0.80
16 B C C C C 0.72
17 B C C C C 0.82
18 B C C C C 1.01
19 2.44 B C C C 0.95
20 1.66 B C C C 0.89
21 1.21 B C C C 0.96
22 1.11 B C C C 0.85
23 C B C C C 0.98
24 C B C C C 1.29
25 C B C C C 1.21
26 C B C C C 0.93
27 C 0.69 C C C 0.89
28 C 0.87 C C C 1.05
29 C 1.85 C C - 1.20
30 C 2.01 C C - 1.25
31 C - C C - 1.13
verage < .92 <0.83 1.63 - - 0.98
Table 591-1