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the topography, existing soil cover (both vegetative and non -vegetative), or the <br />existing soil topography that may result in accelerated stormwater runoff, leading to <br />soil erosion and the movement of sediment into surface waters or drainage systems. <br />'AFAVIOWN01jer"Mrs <br />OWN,. <br />DEAD STORAGE — The permanent pool volume of a water basin, or the volume <br />below the runout elevation of a water basin. <br />DETENTION BASIN — Any natural or manmade depression for the temporary <br />storage of runoff. <br />DEVELOPMENT — The construction of any Rublic improvement proiect, <br />infrastructure structure, street, or road, or the subdivision of land. <br />DEWATERING — The removal of water for construction activity <br />DRAIN OR DRAINAGE — Any method for removing or diverting water from <br />waterbodies including excavation of an open ditch, installation of subsurface <br />drainage tile, filling, diking or pumping. <br />ENERGY DISSIPATION — Methods emploved at pipe outlets to prevent erosion <br />including but not limited to concrete aprons, riprap, splash guards, and gabions. <br />EROSION — The wearing awl of the ground surface as a result of wind, flowing <br />water, ice movement or land disturbing activities. <br />EROSION AND SEDIMENT CONTROL PLAN — A plan of BMPs or equivalent <br />measures <br />County, Regienal, State ef Mi . ' 1 Federal guidelines that includes all <br />proposed alterations to real property and the methods to be employed before <br />undertaking the proposed alterations to <br />ef sher-elands, wetlands, and water -shed areas, streets and by ways, and adjaeent. <br />control runoff and <br />erosion and to retain or control sediment on land during the period of land disturbing <br />activities. <br />