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ANNUAL & QUARTERLY POND INSPECTION <br />COORS ENERGY COMPANY <br />KEENESBURG MINE SITE <br />Date of Inspection <br />Pond Identification: Sediment Sewage Dugout Recl�im <br />Pond #2 Lagoon Pit <br />Type of Pond Sediment Evaporation Permanent Evapo ation <br />Approx. water level <br />J <br />- (% of capacity) <br />Sediment level < /o <br />- (% of capacity <br />Outflow <br />Structural Issues: <br />- Settlement <br />yes no <br />yes no <br />yes no <br />Erosional Features: <br />-Seepage <br />�✓0 <br />- Rills / Gullies <br />4/V <br />food <br />Gid <br />- Inadequate <br />Vegetation <br />- Outlet Channel <br />Erosion <br />N(,7 <br />N <br />- Burrows <br />3 <br />- Other <br />Structural Issues: <br />- Settlement <br />`' 6� <br />.✓ � .✓d <br />- Cracks/Slides <br />-Seepage <br />�✓0 <br />ill <br />- Spillways (cond.) <br />food <br />Gid <br />-Other <br />Capacities: 15.6 acre ft. 1.2 acre ft. 19.7 acre ft. N/A <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 />Signature (P.E. or Authorized Inspector): �f <br />