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SOtI'Tl~ KOH.~:A, <br /> Profile <br /> °1'he South Kohal district can be divided irtto t,wo separate watershed areas. T`he Waimea <br /> Village watershed extend into the Kahala Mountains. [`These rttountains have high rainfall] <br /> ~eaw rsaiaafal! aaccurs i these mouutai~s and several intermittent streartas [descend from them <br /> and] flow through the Crnea area, Upon reaching tl,e vvairYaea plains, these strearras Nana to the <br /> west and flovar toward Ka aihae across the extremely perrrteable lava flows of Matana Kea, The <br /> VVaikoloa stream has cau d flooding vs?ithin the town of !~'airnea during high intensity storrrts <br /> when waters overflow du ~ to sharp st'°earn bends and generally inadequate flawacarrying <br /> capacities. Its <br /> ~~dititsn ~r~ is sasm ®odin c®neer~ around the s$re~ abut~ia the <br /> Kse~vaihae rts~d, <br /> 'The second water hed area above the Kawaihae to Anaehoorrialu shoreline extends front <br /> <br /> the coast to the peaks of sane Kea to Mauna Loa. `T°he area is semi-arid with few well defined <br /> channels and infrequent stn flows. <br /> [Where are tiro fl control projects are in progress within the district., both aa~ithin the <br /> town of Wa?irnea. 'f'he f st project, which consists of a lined chaaxnel aced flood water retarding <br /> structure for the Lanirna au Strea?xa, has been constructed under the authority of the ~1Vatershesl <br /> Protection aaadFlood Co trot Act `l s~> ~y~~z; <~~+e ~ ~s~~:5~+x~-s~r~~~2~ sir <br /> .fi 2f, -4n. f3°r r 's<$$ 1 ~c.~ J To r~T..< aL S` fi.~C• ~.S~a~~rf # b~i; ...6E4A386~~a* `"'C ,a~ <br /> ~~y3 4.~~' c, r7 9b3~4 X~ ~•.~'>E ~2 sr k.. .4 r < ~ S, 2 f. <br /> ~:f ~So 3'.t £~3~'~ ~.a~."~,nrkA ms's £:R~~` v dEk~-~S~i'~iS ~t ~a~i~~.is'nv'&: ?~r~'~§3~-.~ <br /> 1-ligh intensity st ins have caused flooding along the (1Vlamalahoa] ~tneen lf~a~hat ~aet <br /> Highway [at Puako and long the highway} fronn Kawaihae to Puako[.] aft Pa~_ ss. `T°hese <br /> storms are very infrequ t and tend to .^reate flash floods. High flows have bin experienced in <br /> <br /> the Hapuna $each and S ncer beach Park areas due to the flash floods. 'I°tae P~tako 13each lots <br /> <br /> have also been subject t flooding. Kuria the eveasiaszt tef Se~te~tser ~.19~~. heavy r~~aa~ <br /> enerattd a Bash flt?ud 4oa ,~,tswaiakestkua ~trea. 7`he fltsadwaters ®verto~t~e~ the <br /> e~istia draiaa ~ wa s ausira daa a to ri~e~te ~rtsaterties< asacal~rll~ the ~~i <br /> Terrace Ctsndcsaeiniesan 'aiittDitsst ~ill~ a ICtsntatty rasads sad driaa faeiiities.. <br /> fin l~9'i c®nst ~fi®a was coax feted era the Pstrlttr ~~ash de°saina~~ i€nareaveeat~. <br /> `The iaa r~vezteents div tied the Kaueia sad I..aniaura~es Strews t®ard aase~ ~s <br /> i~ads. T'laaodia hay d ~ subst~aflsel data a its the residential subdiwisioa ~t the l~eta~ <br /> Key l~eit ftttrt, To iii :ate the floodi~ the deweio r his eons eted f~~sd etsntrol <br /> easaares oi€' sitt and 8 ' e ~tstte ~e ~ eat +af ~"raast~tsr~#atioaa intends YtD iastesil> three sets taf <br /> ae~ eeslve~s teat sgte. a Mate ~e~~rt~eat tef'Traaasastse-tati®ae else intends its restli~a seed <br /> re face W~i~k~ <br /> ; <br /> An ad ed at o the coastal ares~s results from fire [which] that leaves the upper slope <br /> areas with litnited gro d cover and thus more susceptible to flooding. <br /> l01 <br /> Flooditag ae~d ocher N~€1 }~9 s <br /> <br />