PERMFILE106328

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 1/11/2007
• Doc Name: As-Built Report Sedimentation Structure Pond 016A
• Section_Exhibit Name: Tab 13 Attachment 13-5F Appendix 2
• Media Type: D
• Archive: No

Watershed ID:
S2-SV11S2
SEDCAD 4
WATERSHED ID
Structure 2 - SWS2
Watershed Area:
Curve Number:
SENECA II West Coal Mine
Pond 016 System
HYDROLOGIC INPUT PARAMETERS
89.5 acres
WATERSHED TYFE COVER SOIL GROUP NUMBER (acres)
Pits and Partially
Reclaimed
Bare/Rou h
C
86
89.5
Total 89.5
CURVE NUMBER 86
Soil Erodability Factor (K):
SOIL TYPE AREA (acres) K FACTOR K`AREA
Disturbed 89.5 0.16 14.3
89.5
Wei hted K Factor 0.16
Control Factor:
SOIL TYPE AREA (acres) C FACTOR C*AREA
Disturbed 89.5 1 89.5
Weighted C Factor 1.00
Practice Factor:
SOIL TYPE AREA (acres) P FACTOR P`AREA
Disturbed Topsoil
Stripped
89.5
0.9
80.6
Wei hted P Factor 0.90

L_J

TR-56 13-5F-G.18 Revised 09106