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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />Mine: New Elk WP Containment #1 <br />NPDES ID. No.: None <br />Inspection Period: First Quarter 2012 <br />Inspection Date: 03/31/12 <br />General Description or Reference to Site Plan: <br />This containment basin is a nondlischarging facility designed to contain run-off from the <br />West Portal Warehouse area. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover: <br />2). Erosion forming Gullies: <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />4). Erosion of the downstream toe of the embankment? <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />SEDIMENT STORAGE CAPACITY <br />CDMR Rule 4.05.9(17) <br />Excellent <br />Extensive Some <br />Moderate Few <br />Yes <br />Yes <br />Poor <br />None <br />No <br />No <br />Yes No G-- <br />1). Has the design storage Capacity of the reservoir been surpassed? <br />Yes No f/ <br />Explain: <br />OTHER OBSERVATIONS: <br />M HA Qualified Impoundment pector <br />Date <br />c 1 ✓I 197 fry[et i s < �° <br />