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Emergency Spillway <br />Owner’s Rep Miranda Kawcak Inspector Chris Miller <br />Mark or Write in Appropriate Response: <br />FEATURE PROBLEM COMMENTS <br />YES (Above) NO (Below) <br />Quarterly Impoundment Inspection FormPond #010 Pond Location NW¼ NE¼, Sec. 8, T5N, R87W <br />NPDES ID No CO‐0000221 D.P. 010 Site Location 8.5 mi SE of Hayden, CO <br />Mining Area Yoast Mine(Seneca Coal Co)Facility Configuration Cross‐Valley Pond <br />Date Inspected <br />Outflow (gpm)X 23.2 <br />Existing Embankment Freeboard ( 10.1 ft)10.1 <br />3/2/2018 <br />GENERAL <br />Water Level (above or below principal spillway)X water level 0.08 feet above spillway <br />Date Last Inspected 10/17/2017 <br />Impoundment <br />Spillway Erosion X <br />Burrows X <br />EROSION <br />Rills & Gullies on Embankment X <br />Wave Erosion X <br />Cracks or Slides X <br />Seepage X <br />Other X <br />STRUCTURAL <br />Differential Settling X <br />Other X <br />STRUCTURES <br /> Damaged Headgate NA <br /> Clogged Orifice X <br /> Clogged or Damaged Culvert X Intake starting to rust out but still functionable <br />Principal Spillway <br /> Clogged or Damaged Culvert X <br />Other X <br /> Erosion X <br /> Riprap X <br />X <br />MAINTENACE <br />Maintenance Required X See comment above <br />Maintenance Performed X <br />Additional Comments