2009-10-06_PERMIT FILE - C1980005 ‎(12)‎

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 10/6/2009
• Doc Name: 10 Year, 24 Hour SEDCAD4 Modeling
• Section_Exhibit Name: Tab 07 Appendix 7-6c.1 Addendum 7-6c.1A
• Media Type: D
• Archive: No

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•
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TR-42
Seneca II Mine
Pond 004
HYDROLOGIC INPUT PARAMETERS
SEDCAD 4
WATERSHEDID
Structure 9 - SWS-1
Subwatershed - Pond 004 SWS1
Watershed Area:
142.4
Curve Number:
HYDROLOGIC CURVE AREA
WATERSHED TYPE GROUND COVER SOIL GROUP NUMBER (acres)
Reclaim >3 years >70% B 62 122.5
Sagebrush Fair D 70 19.96
Total 142.4
CURVE NUMBER 63
SEDCAD 4
WATERSHED ID
Structure 9 - SWS-2
Subwatershed - Pond 004 SWS2
Watershed Area:
6.9
Curve Number:
HYDROLOGIC CURVE AREA
WATERSHED TYPE GROUND COVER SOIL GROUP NUMBER (acres)
Reclaim >3 years Good (>70%) B 62 6.86
Total 6 9
CURVE NUMBER 62
SEDCAD 4
WATERSHED ID
Structure 9 - SWS-3
Subwatershed - Pond 004 SWS3
Watershed Area:
19.1
Curve Number:
HYDROLOGIC CURVE AREA
WATERSHED TYPE GROUND COVER SOIL GROUP NUMBER (acres)
Reclaim >3 years Good (>70%) B 62 18.13
Sagebrush Fair D 70 0.97
Total, 19.1
CURVE NUMBER 62
7-6c.1 A-25
Revised 09/07