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•. <br />.t ,J <br />AF.: <br />" ~` ° --- <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT DirisionofhryM°raisandGe01Y~~ <br />CDMR Rule 4.05.6(17) <br />RECE~VE~ <br />Mine: Southfield <br />NPDES ID. No.: Pond #4 MAY 0.2 200,? <br />Inspection Date d: FirFebruaryr1302003 U~v~s~°°plM7neralsa°dGe°l°gy <br />General Description or Reference to Site Plan: <br />This pond is located on the north east corner of the refuse disposal area. It is a sediment control <br />facility receiving run-off from the refuse disposal area. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover: Excellent oderat Few Poor <br />2). Erosion forming Gullies: Extensive Some ~ None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? Yes No v <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 />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 _ <br />Just starting <br />None <br />No / <br />Page 1 of 2 <br />