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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: 12/8-15/10 <br />Location: West Elk Mine <br />Quarter: 4th Page2 of 2 <br />Inspector: R. Sweetwood <br />Pond Identification FW-1 SG-1 RPE NSSA Deepwell <br />Type of Pond FRESH WATER SEDIMENT SEDIMENT SEDIMENT Fault <br />Water <br />Sediment Level % 5% <5% <5% <5% <5% <br />Water Level (A rox.) Full 10% Cell A 10%, B Empty Empty 30% <br />Discharge at Time of <br />Inspection (Y/N) N N N - <br />N N <br />Maintenance Repairs <br />Features Prnhlem NPPf1Pf1 Naaflod r,,_ ,.4n ., <br />Erosional: Yes No Yes No Yes No <br />Rills & Gullies on <br />Embankment <br />Qe!!? <br />Inadequate <br />Vegetation <br />Outlet Channel <br />Erosion <br />Burrows <br />Other <br /> <br />Structural: Yes No Yes No Yes No q,,• j??Ms,a? ?t? <br />Differential Settling <br />Cracks or slides v tit <br />Seepage I'Sif <br />Other <br />r <br /> <br />Appurtenant Structures: Yes No Yes No Yes No ZONAL <br />Defective Spillways q <br />De-watering Device <br />Clogged <br />Faulty Gates, <br />Baffles, Pumps ?I <br />Other ?I <br /> <br />Additional Comments: RPE flow meter sensor was replaced in 4`" Qtr. <br />Action Required or Needed: