PERMFILE45602

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 2/28/2006
• Doc Name: Postmining Channels SEDCAD4 YPM-1 to YPM-6A
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3
• Media Type: D
• Archive: Yes

•

YOAST POSTMINE CHANNEL 5-1
HYDROLOGIC INPUT PARAMETERS
SEDCAD 4
WATERSHED ID
Structure 1 - SWS1
Watershed Area:
1.5 acres
Curve Number:
VEGETATION HYDROLOGIC CURVE AREA
WATERSHED TYPE COVER SOIL GROUP NUMBER (acres)
Sagebrush Good (>70%) D 55 1.5
Total i.5
CURVE NUMBER 55
SEDCAD 4
WATERSHED ID
Structure 1 -SWS2
Watershed Area:
21.2 acres
Curve Number:
VEGETATION HYDROLOGIC CURVE AREA
WATERSHED TYPE COVER SOIL GROUP NUMBER (acres
Reclaimed Fair B 71 21.2
Total 21.2
CURVE NUMBER 71
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