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ANNUAL SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(15) <br />Mine: Lorencito <br />NPDES ID. No.: Pond #9A.(South) <br />Inspection Period: First Quarter 2008 <br />Inspection Date: 4/22008 <br />General Description or Reference to Site Plan: <br />This pond is located south-east of the area of mining during for 2001-02: The pond <br />is partially incised into bedrock and the embankment keyed into bedrock. <br />Side slopes are less than 2H: IV. The primary spillway discharges south into Jeff Canyon. <br />EMBANKMENT <br />, <br />1). Adequacy of the vegetative cover. Excellent oderat Few Poor, <br />2). Erosion forming Gullies: Extensive Some 0 None. <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />At the principal spillway inlet? <br />4). Erosion of the downstream toe of the embankment? Yes, No v <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />Yes No <br />Yes No. v <br />Yes No <br />PRINCIPAL SPILLWAY <br />1). Is the principal spillway system in working order? - <br />Yes &No <br /> <br />2). Is the inlet free of debris and restrictive material? <br />-=3x Jsfh@ discharge outlet free of restrictive material? <br />4). 1s epsilon occurring at the discharge outlet? <br />= Ete the severity Extensive Moderate <br />Yes & <br />Yes <br />No <br />No <br />Yes No <br />.Just starting None <br />. Pagel