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MOUNTAIN COAL COMPANY, L.L.C. <br />WEST ELK MINE <br />Quarterly Pond Inspection Report <br />Somerset, Gunnison County, Colorado <br />Date: 12/15-17/2009 <br />Location: West Elk Mine <br />Quarter: 4th Paget of 2 <br />Inspector: R. Sweetwood, R. Hall <br />Pond Identification FW-1 SG-1 RPE NSSA <br />Type of Pond FRESH WATER SEDIMENT SEDIMENT SEDIMENT <br />Sediment Level % 5 10 0 0 - <br />Water Level (A rox.) 80% 20% Cell A 10% Empty - <br />Outflow Total (ac-ft) - - - - - <br />Maintenance Repairs <br />Features Problem Needed Needed Comments <br />Erosional: Yes No Yes No Yes No <br />Rills & Gullies on <br />Embankment Snow covered <br />Inadequate <br />Vegetation <br />Outlet Channel <br />Erosion <br />Burrows <br />Other <br /> <br />Structural: Yes No Yes No Yes No ?, ?? °?41•g <br />Differential Settling of <br />Cracks or slides X <br />Seepage t? <br />Other 'p r•° t? <br /> •. <br />Appurtenant Structures: Yes No Yes No Yes No <br />Defective Spillways <br />De-watering Device <br />Clogged <br />Faulty Gates, <br />Baffles, Pumps <br />Other <br /> <br />Additional Comments: <br />Action Required or Needed: