HYDRO27005

• Permit No: C1981041
• IBM Index Class Name: Hydrology
• Doc Date: 4/2/2001
• Doc Name: QUARTERLY POND INSPECTION REPORT
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

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QUARTERLY POND INSPECTION REPORT ,
Operator: Powderhorn Coal Company Quarter: First 2001
Permit: C-81-041 Inspection Date: 02-Apr-01
nd Identlflcatlon
~e of Pond
dus During Inspection: Desl n end Actual De th from S Illwe Invert
sign Depth 0.8 1.1 8.0 2.7 12.0
sign Max Water Depth Na Na Na Na Na 5.5
sign Max Sed. Depth 0.6 1.0 2.6 2.4 2.3 5.5
iiment Level 6.6/4.2/4.4 1.9/4.2/3.2 5.8 5.5/7.1'/5.1 4.6 12.0
iter Level D /Pools D D 6" +/- Dry Dry/Pool
ttlow 0 0 0 0 0 0
stures Problem Problem Problem Problem Problem Problem
Yes/No Yes/No Yes/No Yes/Nc Yes/No Yes/No
~slonel
Rills & Gulleys No No No No No No
Inadequate Vegetation No No No No No No
Outlet Channel Erasion No No No No No No
Burrows No No No No No No
Other No No No No No No
vcturel
Differential Settling No No No No No No
Cracks or Slides No No No No No No
Seepage No No No No No No
Other No No No No No No
purtenent Structures
Defective Spillways No No No No N/A WA
Dewatering Devices Clogged No No No No WA N/A
Faulty Gates, Etc. No No No No WA N/A
Other No No No No No No
dRlonel Comments 'Monitoring paint inaccessible due to standing water.
~s0p•RECISJ~

Jntenance Required:
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me of Inspector: Jlm Stover s ~ - '(.~i=~
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1 - 2 UTL 4 No. Yard 5 No. Shop 6 CRDA-1 7-No. Decline B Pre Plant
Sediment Sediment Sediment Sediment Sediment Sediment