PERMFILE126472

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 6/15/2006
• Doc Name: YPM-9 to YPM-20
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3 Part 2
• Media Type: D
• Archive: Yes

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YOAST POSTMINE CHANNEL 17
HYDROLOGIC INPUT PARAMETERS
SEDCAD 4
WATERSHED ID
YPM-17 - SWS1
Watershed Area:
7.67 acres
Curve Number:
VEGETATION HYDROLOGI CURVE AREA
WATERSHED TYPE COVER SOIL GROUP NUMBER acres)
Aspen/Mauntain Brush Good (>70°h) D 48 1
Reclaimed Fair B 71 6.67
Total 7.67
CURVE NUMBER 68
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