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<br />QUARTERLY POND INSPECTION REPORT <br />THE PITTSBURG 8 MIDWAY COAL MINING CO. <br />EDNA MINE <br />Pond Identification: WEST RIDGE POND (NPDES 002) <br />Type Of Pond: INCISED <br />Operational Status At Time of Inspection <br />Approximate Water Level: AT DISCHARGE ELEVATION <br />Sediment Level (%) Total Storage: ESTIMATE 85% FULL <br />Outflow (cfs): - 0.54 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 was clear and structure appears to be competent and functioning properly. <br />Small cuts into embankment on east side from spring flow did not appear to have gotten <br />worse since last inspection. Condition will continue to be monitored during future inspections. <br />Gulley forming on south end of pond from run off. Recommended repairs be made. <br />Gds <br />~%,' <br />F ~ <br />` <br />: <br />.~,a <br />Inspected By: ~ f <br />% <br />• <br />I•• <br />9 <br /> <br />Kirk Allen Zabel : ` ~ <br />~ <br />~~~ ~ <br />Colorado P.E. # ~ <br />85 28855 <br />, <br />_ <br />-o~ ~~ <br />; <br />4,_ <br />-^ •• <br />Date: September 24, 1998 '% ~,r ~' ~ <br />••....•• ~~~ <br />~.`~ <br />~~i \ <br />A I_ E ~~ <br />