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QUARTERLY SEDIMENTATION POND INSPECTION. REPORT <br />CDMR Rute 4.05.6(17) <br />Mine: Southfield <br />NPDES ID. No.: Pond ~5 <br />Inspection Period: Fourth Quarter 2007 <br />Inspection Date: January 3, 2008 <br />General Description or Reference to S"rte Plan: <br />This sediment control pond Pies north east of the main facilities area. AI! drainage from the <br />reclaimed mine faalities area is direc#ed to this pond. The primary discharge gate has been disabled <br />in the open position. ensuring that the pond functions as a "pass-tfirough" faality. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover. <br />~~ ~~`~ <br />Excellent 'ifAf oderate~ Few Poor <br />2). Erosion forming Gullies: Extensive Some ~ew ~ None <br />3). Is wave action causing erosion: ~.^.= <br />On the Upshsam embankment? Yes ~ No [.i <br />At the principal spillway inlet? Yes No La- <br />i <br />4). Erosion of the downstream toe of the embankmeni? Yes No C_..-- <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring thnwgh the dam? Yes No <br />Could this seepage cause potential instability? ~ <br />PRINCIPAL SPILLWAY <br />1). is the prinapal 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 />Yes y <br />-Yes. <br />Just starting None <br />Nom <br />No <br />I <br />No <br />No <br />Page 1 of 2 <br />