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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk WP Containment #1 <br />NPDES ID. No.: <br />Inspection Period: <br />Inspection Date: <br />None <br />First Quarter 2017 <br />02/21/17 <br />General Description or Reference to Site Plan: <br />This containment basin is a non -discharging 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 />xcellent Moderate Few Poor <br />Extensive Some . Few None <br />Yes <br />4). Erosion of the downstream toe of the embankment? Yes <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes <br />Could this seepage cause potential instability? <br />SEDIMENT STORAGE CAPACITY <br />No <br />No K <br />No <br />1). Has the design storage capacity of the reservoir been surpassed? <br />Yes No <br />Explain: 1,Sf,�a ��, 6-Q,( 1V <br />OTHER OBSERVATIONS: <br />MSHA Trained Impoundment Inspector <br />February 22, 2017 <br />11 <br />