PERMFILE120404

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 6/1/2007
• Doc Name: Isolines of R Factor for Western U.S.
• From: 10 Year 24 Hour SEDCAD Demonstration
• Section_Exhibit Name: Tab 13 Attachment 13-3A Addendum 13-3A-1 & Addendum 13-3A-A
• Media Type: D
• Archive: Yes

YOAST MINE
Pond 70 -Watershed W-10
HYDROLOGIC INPUT PARAMETERS
SEDCAD 4
WATERSHED ID
Structure 3 - SWS1
Watershed W-10 (YPM-10)
Watershed Area:
98.8
Curve Number:
VEGETATION HYDROLOGIC CURVE AREA
WATERSHED TYPE COVER SOIL GROUP NUMBER (acres)
Aspen/Mountain Brush Good (>70%) C 41 2.3
Reclaimed Fair (30%<x<70%) C 71 96.5
Total 98.8
CURVE NUMBER 70
SEDCAD 4
WATERSHED ID
Structure 3 - SWS1
Watershed W-10 (YPM-10)
Watershed Area:
98.8
Sedimentology
k Factor and Control Factor
VEGETATION HYDROLOGIC k CONTROL AREA
WATERSHED TYPE COVER SOIL GROUP FACTOR FACTOR (acres)
Aspen/Mountain Brush Good (>70%) C 0.28 0.042 2.3
Reclaimed Fair (30%<x<70%) B 0.16 0.043 96.5
Total 98.8
0.16 0.043
u

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TR-30 13-3A-A.20 Revised 11/06