2008-12-11_PERMIT FILE - C1980007A ‎(16)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2008
• Section_Exhibit Name: Exhibit 66 Mine Water Control Plan
• Media Type: D
• Archive: Yes

C7
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TABLE 43E
Subwatershed Peak Discharge and Runoff Volume

ond SedCad

Structure
it SEDCA7J

Watershed
(O
Mapped

Watershed
1D

, Area

(acres) 10-Year

Peak

Discharge
(cfs) 10-Year

Runoff

Volume
(acre-feet) 25-Year

" Peak

Discharge
(cfs)' .. 25-Year

Runoff

Volume
(acre-feet) 100-Year

Peak

Discharge
(cfs) 100-Year

Runoff

Volume
:(acre-feet)
#72 1 9D 2.3 1.53 0.112 2.19 0.163 3.06 0.234
#96 1 9E 0.79 0.75 0.058 1 0.079 1.32 0.107
#94 1 9G 0.29 0.35 0.024 0.44 0.033 0.56 0.045
#68 2 9H 0.86 0.004 0 0.09 0.005 0.27 0.018
#1 1 MB-2 1.57 1.9 0.159 2.4 0.207 3.04 0.269

MB-3 #23 1 15A 0.42 0.23 0.012 0.34 0.021
#24 1 15B 0.57 0.33 0.02 0.49 0.036
#21 1 15C 2.46 1.43 0.103 2.1 . 0.154
#15 1 15D 0.05 0.06 0.003 0.08 0.004
#14 1 15E 0.55 0.69 0.058 0.87 0.076
#12 1 15F 0.57 0.63 0.05 0.81 0.067
#12 2 15F1 0.22 0 0.004 0.17 0.008
#10 1 15G 0.1 0.11 0.005 0.14 0.008
#8 1 15H 0.16 0.18 0.01 0.23 0.014
#1 1 151 0.49 0.26 0.015 0.39 0.025
#5 1 15J 0.48 0.53 0.039 0.69 0.056
#5 2 15,11 0.31 0 0.007 0.24 0.012
#4 2 15K 1.08 0.008 0.09 1.48 0.121
#4 1 15K1 0.73 0.39 0.025 0.59 0.043
#2 1 15L 0.07 0.06 0.002 0.08 0.003

MB-5 #3 1 19A 1.89 0.66 0.048 1.1 0.079
#3 2 19A1 0.79 0 0 0.08 0.004
#3 3 19A2 2.02 0.004 0.027 0.69 0.051
#6 1 19A3 0.83 0.35 0.022 0.55 0.04
#4 1 19B 5.23 0.02 0.011 0.11 0.039
#2 1 19C 1.48 0.01 0.001 0.16 0.016
#1 1 MB-5 0.16 0.23 0.017 0.28 0.023

Sylvester #80 1 25 3.41 0.01 0 0.07 0.025 0.67 0.06
Gulch / #3 1 52 0.92 0 0 0.1 0.006 0.29 0.022
SG-1 #5 1 53 0.78 0 0 0.08 0.004 0.24 0.015
#56 1 37A 3.08 4.39 0.429 5.34 0.531 6.53 0.659
#60 1 37B 1.72 2.45 0.24 2.98 0.296 3.65 0.368
#60 2 37C 1.96 0.009 0.273 3.4 0.338 4.16 0.419
#60 3 37D 2.26 0.013 0.315 3.92 0.39 4.79 0.483
#62 1 37E 3.67 5.23 0.512 6.37 0.633 7.79 0.785
#4 1 38A 39.12 0.21 0.144 2.96 0.398 10.68 0.86
#4 2 38B 63.32 0.021 0.233 4.79 0.644 17.29 1.393
#4 3 39A 10.56 0.012 0.07 1.8 0.159 4.17 0.309
#81 1 39B 156.48 29.68 2.375 59.65 4.338 103.06 7.362
#4 4 39C 7.88 0.01 0.023 0.36 0.069 1.84 0.156
#81 2 39D 207.76 0.097 1.153 28.69 2.767 73.41 5.559
#32 1 40A 9.8 0.04 0.028 0.44 0.086 2.29 0.194
#32 2 40B 39.4 0.014 0.18 4.19 0.461 12.32 0.958
#53 1 41A 21.52 2.22 0.225 5.86 0.449 11.25 0.81
#54 1 41 B 41.23 4.26 0.431 11.22 0.861 21.56 1.552
#60 4 42A1A 3.05 0.006 0.017 0.42 0.041 1.08 0.082
#59 1 42A1 B 3.6 0.05 0.02 0.5 0.048 1.27 0.096
#65 1 42A2 23.71 0.34 0.132 3.27 0.316 8.38 0.634
#78 1 42A3 4.32 0.06 0.024 0.6 0.058 1.53 0.116
Exhibit 66
Appendix A: Output Summary Tables
3 of 5
Revised November 2008, TR115