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C ompreh er, s ive Plan Starmimiater Management Sc ib -Elea er 11 <br />Sloills <br />Within Inidian River Cauntyj, therci arca 8 cifferent soil types. Bascic upon drainage characiteristicis, <br />theses soil tyljcis arca grouped irlo llvleie genieral cats€larieis: poorly crainied soils, madoratcly drainied <br />so']s and exccissively drlaineid solos. A specific descaliptian for eiach of thle drairva€lei characteristics is <br />corlaincic in the dcifinitians sciation oflthlis cilemcint. <br />Gcnciral:ly, "excessively dilainicid" soils consist afldeep sandy soils thlat are found on nearly lleivel to <br />sircnglly sloping dune -Eike ridges and uplands. Thosei soils arca oftcr.i associated with sane pine scrub <br />areas supporting blackjack oak, aivei oak, and sand p:inci. Examplos of undcirstory vegcilatian includes <br />saw palmotio, sand heiath and Indian grass. <br />"Modciiiatcily Grained" soils aile typically decip sandy soils that canllain mar'nci and aciolian sand <br />scidiments. Thosa soils arca associated with coastal strand and sand pine scrub arcias, cliaracturiaeid by <br />sand pini, slash pine, and 11angleiaflpinci as dominant ftecis, and saw palmetilo, cabbage palm, and <br />inkberry in the undarsllary. <br />"Foofly dnainad" soils consist of nearly leivel soils deve:lopcid in laarny and unconsalidatcc marinci <br />sands and laamy sedimients. Thosei soils axle assaciatcc with cabba€lci palm flatwoods, southl F:larida <br />flalwoods, and slaughs. Examples afl daminant trees include slash pincis and :lang:loaf pirieis, whlilci <br />the undeiistory is typically cabba€lei palm, sand aandgrlass, and saw paameitto. "Ilhe Canservalion <br />Elciment and thea Natural Groundwater Aquiftir Recharge Sul-cilemcini contain additional soils <br />information. <br />F1aadr rcme Arfias <br />Far cammiunitics, such as Indian River County, withl coasts subjecll to slarm events, the occurrenca cif <br />flood:i is an importarvl cancern. C enerall ly, a f. and hazard area is any land that is susceptible to being <br />:inundatcid by walar fiom any saurce, while flooding is a temporary condillion of parfal ar oampleto <br />:inundation oflnorma:lly dry land aneias. <br />Hlislorica:lly, largo portions of the county wera low and swamipN. A:111 aught many oflthasci awas hlavc <br />becin dra'ncid to permit davelopmcini, scivara:l arcias arca prescinlly subject to periodic flloading. Mlosci <br />floodprona areas also tend to be arcias hlav:ing sails characterized a:i being "paorllN" ar "moderately" <br />diia:incid. 1711acdprlone areas within thle IRL watcrshled includa: <br />➢ thle Harrier Island, southl of 11.1a C:iq of Veto Beach <br />➢ thle Harrier Island, north aflthe City aflIndian Rlvaii Sl arcis <br />➢ the mainland, balwacn tha IRL and tha Allanti a <br />C aastal Sand Rldgci (U.S. Hlighlway #1) <br />C aura cin illy E evelarlm ant E aparila enil Indian River C aunily ] ] <br />