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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk RDA Containment SW <br />NPDES ID. No.: None <br />Inspection Period: Third Quarter 2013 <br />Inspection Date: 09/24/13 <br />General Description or Reference to Site Plan: <br />This partially incised containment basin is a non - discharging facility designed to contain run-off <br />from the area west of the RDA belt conveyor and south of highway 12. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover: Excellent ode a Few Poor <br />2). Erosion forming Gullies: Extensive Some eW None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? 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 />1). Has the design storage capacity of the reservoir been surpassed? <br />Yes <br />Explain: <br />OTHER OBSERVATIONS: <br />a &�� <br />MSHA Qualified Impoundment Inspector <br />Date <br />Ll- <br />No L-- <br />No /— -- <br />No L <br />No /l <br />