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QUARTERLY POND INSPECTION REPORT <br />THE PITTSBURG 8 MIDWAY COAL MINING CO. <br />EDNA MINE <br />Pond Identification: CENTER RIDGE POND (NPDES 003) <br />Type Of Pond: INCISED <br />Operational Status At Time of Inspection <br />Approximate Water Level: AT DISCHARGE ELEVATION <br />Sediment Level (%) Total Storage: ESTIMATED 70% FULL <br />Outflow (cfs): - 0.44 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 />Other <br />Appurtenant Structures: <br />Primary Spillway ok <br />Secondary Spillway ok <br />Other <br />Additional Comments: <br />Permanent Impoundment. <br />Discharge is clear and structure appears to be competent and functioning properly. <br />wur <br />Inspected By: <br />Kirk Allen Z <br />Colorado P. <br />Date: June 22. 1998 <br />1 RED "'%,,, <br />~,, o, <br />~TF~ /- <br />I655 r: __ <br />.•' ~~~`~ <br />•n nu r~~~~`~\. <br />