PERMFILE106498

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 6/6/2003
• Section_Exhibit Name: Exhibit 66 TOC and Mine Water Control Plan
• Media Type: D
• Archive: Yes

•
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TABLE 43E
Watershed Runoff Summary
10-Year 24-Hour Storm
Pond Watershed Area
` (acres) Runoff
(acre-feet) Discharge.
(c Cs)
18A* 5.15 0.70 8.50
18B* 4.70 0.64 7.76
l8C* L23 0.17 2.03
18D 1.73 0.13 1.62
ISD* 1.73 0.24 2.86
18E* 1.73 0.24 2.86
21* 5.86 0.51 6.66

26 0.86 0.02 0.23
27 2.05 0.06 0.62
28 0.06 0.00 0.06
32 0.72 0.05 0.67
35A 4.55 0.34 4.25
35B 0.65 0.01 0.17
35C 2.92 0.06 0.47
35D 0.62 0.01 0.16
35E 0.42 0.01 0.11
35F 0.65 0.05 0.61
35G 0.71 0.05 0.66
35H 0.92 0.07 0.86
36A 3.22 0.25 3.17
36B 0.53 0.04 0.52
36C 1.76 0.13 1.64
36D 031 0.02 031
36E 0.27 0.02 0.25
36F 0.53 0.04 0.52

24 23.50 0.49 6.20
SE 0.17 0.01 0.14
' Denotes 100-year 24-hour peak flow
Revised 12/97-MR235; 2/98-MR238; 12/99 TR86