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
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Operator: Powderhorn Coal Com an Quarter: First 2001
Permit: C-81-041 Inspection Date: 02-A r-01
Pond Identlflcatlon 9 RSRDA 10 CRDA-2 11-CBA-2 12-Mine Dis SAE N Decl CBA-1
ype of Pond Sediment Sediment Sediment Settlin real FJW Sums Sum
Status During Inspection: Desl n end Actual De th hom S Ilhva Invert
Design Depth 9.0 9.0 6.8 5.0 Na 4.4
Design Max Water Depth Na Na Na Na Na
Design Max Sed. Depth 4.7 3.1 4.4 Na Na .8'
Sediment Level 6.8 6.0/6.3 7.5!7.8 Na Na 4.2
Water Level D D D D /Puddle D D
Outflow 0 0 0 0 0 0
Features Problem Problem Problem Problem Problem Problem
Yes/No Yes/No Yes/No Yes/No Yes/No Yes/No
Erosional
Rills & Gulleys No No No No No No

Inadequate Vegetation No No No No No No
Outlet Channel Erosion No Nc No No No No
Burrows No No No No No No
Other No No No No No No
Structural
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
Appurtenant Structures
Defective Spillways No No No No WA N/A
Dewalering Devices Clogged No No No No WA N/A
Faulty Gates, Etc. No No No No WA N/A
Other No No No Nc No No
AddRlonal Comments None
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Malntenanee Required: None ,
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Name of Inspector: Jlm Stover •
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