REP47787

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 9/13/2002
• Doc Name: 2001 AHR, Intro Thru Appendix D
• From: Mountain Coal Company
• To: DMG
• Annual Report Year: 2001
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

•

Middle Dry Fork
Daily Mean Discharge Values
(cubic feet per second)
2 24 24 2.12 1.26 0.52 0.91 6.42 12.80 18.07 6.88 1.41 6.31
3 24 24 2.12 0.74 0.52 0.91 10.94 8.19 18.07 6.88 1.41 6.31
4 24 24 1.84 1.09 0.51 0.91 7.66 7.54 17.11 6.24 1.39 5.12
5 24 24 1.84 1.09 1.09 0.91 7.82 6.42 17.22 5.12 1.41 4.57
6 24 24 2.12 1.09 0.80 1.07 8.19 8.19 21.38 5.12 1.34 6.31
7 24 24 1.54 1'.26 0.83 1.45 6.31 8.19 18.93 5.12 1.39 6.31
8 24 24 0.83 0.76 0.83 2.21 5.72 ' 10.94 18.93 5.12 1.05 5.15
9 24 24 0.80 0.52 1.26 1.50 8.19 7.66 17.64 6.88 1.41 5.15
10 24 24 0.80 1.09 0.80 1.50 8.19 10.23 18.93 6.57 1.07 7.58
11 24 24 1.09 1.09 1.09 1.50 8.19 10.94 17.22 5.12 0.91 13.18
12 24 24 1.09 0.80 1.09 1.07 8.19 13.18 14:75 5.12 0.25 10.94
13 24 24 1.43 1.09 0.83 2.21 8.52 7.50 13.18 5.12 4.57 10.23
14 24 24 1.09 0.76 0.83 1.81 8.77 6.57 13.18 6,57 8.89 10.23
15 24 24 1.43 0.76 1.09 1.81 8.52 6.57 12.42 6.88 6.42 10.94
16 24 24 1.34 0.76 1.09 2.21 10.94 6.57 13.18 6,42 6.35 10.23
17 24 24 1.43 0.76 1.09 2.21 10.94 6.57 13.96 6.35 6.31 11.67
18 24 24 1.23 0.64 0.80 1.45 8.98 6.57 13.18 4.57 5.12 10.94
19 24 24 1.43 0.76 1.09 2.21 10.23 6.42 13.96 4,57 6.35 10.94
20 24 24 1.23 0.76 0.91 2.21 7.58 6.57 13.18 4,31 5.12 70.94
21 24 24 1.09 0.76 0.83 ' 2.29 7.54 8.19 13.18 6.42 5.12 10.23
22 24 24 1.09 0.52 1.43 3.13 5.15 13.18 12.42 5,12 6.31 10.23
23 24 24 1.26 0.64 0.83 3.10 8.19 16.38 11.67 6.42 6.35 10.94
24 24 24 0.83 0.51 '1.43 8.19 8.19 17.64 11.67 5.12 6.35 10.94
25 24 24 1.34 0.52 0.83 7.54 7.54 16.38 11.67 4.14 6.31 10.23
26 24 24 1.43 0.52 0.91 4.08 7.54 17.22 11.67 2.40 6.31 10.23
27 24 24 1.09 0.78 0.91 2.29 6.57 17.64 1023 1.41 4.57 10.23
28 24 24 1.39 0.78 1.43 2.24 7.54 16.38 10.23 1.41 6.31 10.23
29 24 24 1.26 0.52 - 2.21 6.31 18.07 6.86 2.24 6.42 10.23
30 24 24 0.80 0.37 3.10 5.15 18.93 6.88 1.41 5.12 11.67
31 (24 - 1.34 0.52 5.15 17.64 - 2.29 6.35
Mean 4 4 1.36 0.78 0.94 2.40 7.88 10.95 14.30 4.97 4.16 9.15
Min 4 4 0.80 0.37 0.51 0.91 5.15 4.31 6.88 1.41 0.25 4.57
Max (4 4 2.42 1.26 1.43 8.19 10.94 18.93 21.38 6.88 8.89 13.18
(4) Incomplete Data
(24) Mechanical Malfunction
A-6
West Elk Mine
2001 Annual Hydrology Report Hyd~oGeo, /nc.