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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.6(13) <br />Mine: Raton Creek <br />NPDES ID. No.: 001 <br />Inspection Period: 4th Qtr. 2001 <br />Inspection Date: 25-Dec-01 <br />General Description or Reference to Site Plan: <br />Raton Creek Mine is in final reclamation. The mine has one sediment control pond. <br />that lies on the westerly portion of the mine site at the base of the refuse disposal <br />area. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover <br />2). Erosion forming Gullies: <br />-----~, <br />~cellent~ Moderate Few <br />Poor <br />~ _~ <br /> <br />Extensive Some Few ~~ <br />CNonei <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />At the prir~cipal spillway inlet? <br />4). Erosion of the downstream toe of the embankment? <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 <br />Yes <br />No /i <br />No iv <br />No it <br />No <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 <br />Yes <br />Page 1 of 2 <br />Permit No: C-82-055 <br />Yes ~~ <br />Yes ~' <br />Yes ~ <br />Yes _ <br />Just starting <br />No <br />No <br />No <br />No (~- <br />None <br />