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ANNUAL SEDIMENTATION POND INSPECTION REPORT <br />CDMR -Rule 4.05.9(15) <br />Mine: Lorencito <br />NPDES ID. No.: Pond #8. <br />Inspection Period: First Quarter2008 <br />Inspection Date: 4/2/2008 <br />General Description or Reference to Site Plan: <br />This pond is located north of the area of mining during for 2002. The pond <br />is partially incised into bedrock.and the embankment, keyed into bedrock. <br />Side slopes are less than 2H:1 V_ The primary discharges north into a small drainage. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover. Excellent oderat Few Poor. <br />2). Erosion;forming Gullies: . , Extensive Some None <br />3). Is wave action causing erosion:. <br />On the Upstream embankment? Yes No <br />At the principal spillway inlet? Yes No 4). Erosion of the downstream toe of the embankment? Yes No ? . <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes No <br />Could this seepage cause potential instability? <br />PRINCIPAL SPILLWAY <br />1). Is the principal spillway system in working order? _ <br />2). Is the inlet free of debris and restrictive'material? <br />W the discharge outlet free of restrictive nratWWI? <br />04)..19_gwsion occurring at the discharge outlet? <br />Ev? the severity: Extensive Moderate <br />Yes No <br />Yes No <br />Yes No <br />Yes No <br />Just starting None <br />Page 1