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` <br /> Sediment means the fragmented material that originates from the weathering and erosion of rocks or <br /> | i unconsolidated deposits,and is transported by, suspended in, ur deposited bvwater. <br /> Sedimentation means the depositing o,formation ofsediment. <br /> Sensitive Area means a waterbody,wetland, stream, aquifer recharge area,or channel migration zone, ' <br /> ( [ 8EPA(State Environmental Policy Act) means the Washington State Law, RCVV43.21C.030, intended to <br /> prevent o/eliminate damage to the environment. <br /> | i Significant Amount means an amount of a pollutant in a discharge that is amenable to available and <br /> reasonable methods of prevention or treatment; or an amount of a pollutant that has a reasonable <br /> potential to cause a violation of surface or groundwater quality or sediment management standards. <br /> Significant Concrete Work means greater than 1000 cubic yards placed or poured concrete or recycled <br /> concrete used over the life nfaproject. <br /> Significant Contributor of Pollutants means a facility determined by Ecology to be a contributor ofa | <br /> significant amount(s)of a pollutant(s)to waters of the State of Washington. <br /> Site means the land or water area where any"facility or activity" is physically located or conducted. <br /> Source Control BMPs means physical, structural or mechanical devices or facilities that are intended to <br /> i � <br /> prevent pollutants from entering stormwater. A few examples of source control BMPs are erosion <br /> control practices, maintenance ofsturnom/oterfacilities, constructing roofs over storage and working <br /> ) k areas, and directing wash water and similar discharges to the sanitary sewer or a dead end sump. <br /> | � <br /> Stabilization means the application of appropriate BMPs to prevent the erosion of soils,such as, <br /> ( | temporary and permanent seeding, vegetative covers, mulching and matting, plastic covering and <br /> | L <br /> sodding. See also the definition of Erosion and Sediment Control 8W1Ps. <br /> | | Storm Drain means any drain which drains directly into a storm spw^ersystenn, usually found along <br /> | � <br /> roadways orin parking lots. <br /> � [ Storm Sewer System means a means acnnveyance,orsystenmof conveyances (including roads with <br /> ) � ` <br /> drainage systems, municipal streets, catch basins, curbs, gutters, ditches, manmade channels, nrstorm <br /> drains designed or used for collecting or conveying stormwater.This does not include systems which are <br /> \ k part ofo combined sewer or Publicly Owned Treatment Works(POTVV), asde�nedat4OCFK1�Z2 <br /> | h ` ' ' ' <br /> Stormwater means that portion of precipitation that does not naturally percolate into the ground or <br /> evaporate, but flows via overland flow, interflow, pipes, and other features of a stormwater drainage <br /> | < <br /> system into defined surface vva|erbodv nraconstructed infiltration facility. <br /> Stormmvvatmr Management Manual (�VVW1KU\nrkAanual means the technical K0anuo| published hy <br /> / k ` ' <br /> Ecology for use 6vlocal governments that contain descriptions of and design critehafor8K4Psto <br /> prevent,control, or treat pollutants instormvvater. <br /> Stormwater Pollution Prevention Plan(SWPPP) means a documented plan to implement measures to <br /> iden|if� preven� aodcnntnn| thecontanninadonofpointsouroedischa[0eyofstnrmvvater. 1 <br /> | � <br /> ' <br />