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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.6(13) <br />Mine: Southfield <br />NPDES ID. No.: Pond #2 (WaterStorage) <br />Inspection Period: 3rd-qtr 2001 <br />Inspection Date: August 21, 2001 <br />General Description or Reference to Site Plan: <br />This pond is located east of the preparation plant facility. The pond is partially incised with <br />moderate interior and varying exterior slopes. The pond interior is hypalon lined and the <br />perimeter is fenced. The water level is manually controlled by the operator. <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 />At the principal spillway inlet? <br />Yes <br />Yes <br />4). Erosion of the downstream toe of the embankment? Yes <br />Cause of erosion can be attributed to: <br />No ~- <br />No ,_ <br />No ~ <br />5). Is seepage occurring through the dam? Yes <br />Could this seepage cause potential instability? <br />No / <br />PRINCIPAL SPILLWAY (Not Applicable-Designed for no Discharge) <br />1). Is the principal spillway system in working ordeR Yes NA <br />2). Is the inlet free of debris and restrictive material? Yes NA <br />3). Is the discharge outlet free of restrictive material? Yes NA <br />4). Is erosion occurring at the discharge outlet? Yes NA <br /> Evaluate the severity: Extensive Moderate Just starting <br />Excellent Eder to Few Poor <br />Extensive Some ew None <br />No <br />No <br />No <br />No <br />None <br />Page 1 of 2 <br />