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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: Lorencito <br />NPDES ID. No.: pond 8 <br />Inspection Period: 2nd gurarter <br />Inspection Date: 5-18-2015 <br />General Description or Reference to Site Plan: <br />This Pond lies below Fill 8. <br />EMBANKMENT <br />1. <br />Adequacy of the vegetative cover: <br />jExcellenModerate <br />Few <br />Poor <br />2. <br />Erosion forming Gullies: <br />Excellent Moderate <br />Few <br />Poor <br />3. <br />Is wave action causing erosion: <br />On the upstream embankment? <br />Yes <br />No <br />x <br />At the principal spillway inlet? <br />Yes <br />No <br />x <br />4. <br />Erosion of the downstream toe of the embankment? <br />Yes <br />No <br />x <br />Cause of erosion can be attributed to: <br />No erosion of the downstream toe of the <br />embankment observed at the time of the inspection. <br />5. <br />Is seepage occurring through the dam? <br />Yes <br />No <br />x <br />Could this seepage cause potential instability? No seepage through the dam observed at <br />the time of the inspection. <br />PRINICIPAL SPILLWAY <br />1. Is the principal spillway system in working order? Yes x No <br />2. Is the inlet free of debris and restrictive material? Yes x No <br />3. Is the discharge outlet free of restrictive material? Yes x No <br />4. Is erosion occurring at the discharge outlet? Yes No x <br />Evaluate the severity: Extensive Moderate Just Starting Non <br />Page 1 of 2 <br />