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r <br />,~. <br />ANNUAL & QUARTERLY POND INSPECTION <br />COORS ENERGY COMPANY <br />KEENESBURG MINE SITE <br />Date of Inspection <br />Pond Identification: Sediment Sewage Dugout <br />Pond #2 Lagoon <br />Type of Pond Sediment Evaporation Permanent <br />Approx. water level ~ ~ ~o ~°~ ~ <br />- (% of capacity) <br />Sediment level <br />- (% of capacity <br />Outflow <br />Erosional Features: <br />- Rills /Gullies <br />- Inadequate <br />Vegetation <br />- Outlet Channel <br />Erosion <br />- Burrows <br />- Other <br />Reclaim <br />Pit "B" <br />Evaporation <br />~4- <br /> <br />~RO~n4~ <br />ves no <br />X <br />-~ <br />Structural Issues: <br />-Settlement ---~ <br />-Cracks/Slides ~ --~ <br />-Seepage <br />- Spillways (cond.) ~- - <br />-Other <br />Capacities: 15.6 acre ft. 1.2 acre ft. 19.7 acre ft. NIA <br />5,097,925 gals. 392,150 gals. 6,437,760 gals. N/A <br />Comments: These impoundments are maintained in accordance with the approved <br />plans and applicable regulations for each. <br />~~~~_- <br />ves no <br />-~- <br />~--~~--- <br />ves no <br />-~ <br />~- <br />5--( O <br />rdr4 <br />ves no <br />Signature (P.E. or Authorized <br />