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QUARTERLY POND INSPECTION REPORT <br />THE PITTSBURG & MIDWAY COAL MINING CO. <br />EDNA MINE <br />Pond Identification: CENTER RIDGE POND INPDES 0031 <br />Type Of Pond: 1N ~1~fD <br />Operational Status At Time of Inspection <br />Approximate Water Level: AT DISCHARGE ELEVATION <br />Sediment Level (%) Total Storage: ESTIMATED 80% FULL <br />Outflow Icfs): APPROXIMATELY 0 07 CFS <br />Features <br />Status <br />Comments <br />Erosional: <br />Rills & Gullies On Embankment ok <br />Vegetation ok <br />Outlet Channels ok <br />Other <br />Pond Structure: <br />Settling ok <br />Cracks Or Slides ok <br />Seepage ok <br />O[her <br />Appurtenant Structures: <br />Primary Spillway ok <br />Secondary Spillway ok <br />Other <br />Additional Comments: <br />Permanent Impoundment. <br />Discharge was clear and structure ap peared to be competent and funtioning properly. <br />Cattle paths must be monitored for t he formation of rills and gullies. <br />Site covered with 2" of snow. <br />Inspected By: (/~.-'~ -/L'G'Lc~'l. <br />C ris Miller <br />Date: December 6, 1999 <br />