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W ni11N/1VG. LLC <br />,-, <br />FIRST QUARTER 2007 POND INSPECTION REPORT <br />Pond Inspection Date: Mazch 20, 2007 <br />OPERATOR: Oxbow Mining, LLC. <br />MINE: Elk Creek Mine and Surface Facilities <br />POND IDENTIFICATION: Hubbard <br />NPDES NUMBER 007 <br />TYPE OF POND: Sediment <br />APPROXIMATE WATER LEVEL: dry <br />SEDIMENT (% total storage): <5% <br />OUTFLOW: None <br />FEATURES <br />EROSIONAL <br />Rills & Gullies <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />STRUCTURAL <br />Differential Settling <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES <br />Defective Spillways <br />Dewatering Devices Clogged <br />Faulty Gates, Etc. <br />Other <br />Substation #3 <br />013 <br />Sediment <br /><0.3 ft. <br /><5% <br />None <br />PROBLEM PROBLEM <br />Pond D <br />016 <br />Sediment <br />6.4 ft. (6167.4') <br />^-20% <br />None <br />PROBLEM <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />No No No <br />MAINTENANCE REQUIRED No No Yes <br />REFERENCE DRAWINGS: 2.05-MSE 2.05-MSF 2.05-MSD <br />Inspected By: ~ ~ • I <br />James A. Ki er <br />3737 Hwy 133 P.O. Box 535 Somerset, Colorado 81434 USA <br />TEL (970) 929-5122 1 FAX (970) 929-5177 <br />