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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: LorenCito <br />NPDES ID. No.: <br />Inspection Period: <br />Inspection Date: <br />Pond #6 <br />Second Quarter 2006 <br />6/12/06 <br />General Description or Reference to Site Plan: <br />This pond is located South of the area of mining scheduled for 2001-02. The pond <br />is partialty incised into bedrock and the embankment keyed into bedrock. <br />Side slopes are less than 2H:1 V. The primary discharges south into Jeff Canyon drainage. <br />EMBANKMENT <br /> <br />1). Adequacy of the vegetative cover. Excellent oder at Few Poor <br />2). Erosion forming Gullies: Extensive Some ew None <br />3). Is wave action pusing erosion: <br /> On the Upsfream embankment? Yes No (, <br /> At the principal spillway inlet? Yes No <br />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 /> <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 />3). Is the discharge outlet free of restrictive material? <br />4). Is erosion occurring at the discharge outlet? <br />Evaluate the severity: Extensive Moderate <br />Yes / No <br />Yes ~ No <br />Yes ~/ No <br />Yes No ~ <br />Just starting None <br />Page 1 of 2 <br />