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MOUNTAIN COAL COMPANY, L.L.C. <br />1 <br />WEST ELK MINE <br />Quarterly Pond Inspection Report <br />Somerset, Gunnison County, Colorado <br />Date: 6/21-30/2010 Quarter: 2nd Page2 of 2 <br />Location: West Elk Mine Inspector: R. Sweetwood <br />Pond Identification FW-1 SG-1 RPE NSSA Dee well <br />Type of Pond FRESH WATER SEDIMENT SEDIMENT SEDIMENT Fault <br />Water <br />Sediment Level % 5% 20% <5% <5% <5% <br />Water Level (A rox.) Full 10% Cell A 20%, B Empty Empty 30% <br />Discharge at Time of <br />Inspection (Y/N) N N T N N N <br />Maintenance Repairs <br />Features Problem Needed Needed Comments <br />Erosional: Yes No Yes No Yes No <br />Rills & Gullies on <br />Embankment ?? ?1• 'd,??fii? <br />F,: P?nlrs`?'• ,'? <br />Inadequate <br />Vegetation <br /> <br />?? ?j <br />Outlet Channel <br />Erosion <br /> <br />4? r` 2 <br />Burrows '•., ,.•?•' <br />Other S <br /> <br />Structural: Yes No Yes No Yes No <br />Differential Settling <br />Cracks or slides <br />Seepage <br />Other <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: RPE flow meter sensor needs replacing. Parts ordered <br />Action Required or Needed: