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<br /> <br />• <br />Table 23-12 <br />POND DESIGN SlA9MRY <br />POND L <br />Three-year Sediment Yield (acre ft) <br />Elevation Three-year Sediment (ft) <br />Volume 10-year, 24-hour Event (acre-ft) <br />Volume Groundwater Pumping (acre-ft) <br />Elevation 10-year, 24-hour Event Plus Pumping <br />Elevation Primary Outlet Invert (ft) <br />Elevation Emergency Spillway Invert (ft) <br />Elevation Crest 25-year. 24-hour Event Plus Pumping (ft) <br />Elevation Design Top of Structure (ft) <br />Freeboard (ft) <br />1.24 <br />8,211.10 <br />5.82 <br />0.56 <br />8.275.28 <br />8.271.30 <br />8.275.28 <br />8,215.93 <br />8,279.0 <br />3.07 <br />23-142 <br />