PERMFILE62362

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 6/15/2006
• Doc Name: Postmining Channels SEDCAD Results YPM 1-8
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3
• Media Type: D
• Archive: Yes

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YOAST POSTMINE CHANNEL 2
HYDROLOGIC INPUT PARAMETERS
SEDCAD 4
WATERSHED ID
YPM-2 - SWS1
Watershed Area:
4.6 acres
Curve Number:
VEGETATION HYDROLOGIC CURVE AREA
WATERSHED TYPE COVER SOIL GROUP NUMBER (acres)
Reclaimed Fair B 71 3.6
Aspen/Mountain Shrub Good (>70°~) C 41 1
Total 4.6
CURVE NUMBER 64