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<br />"Frenkto...n _ P~rk(lr Tri buteries Of Cherry Creek W<'Itershed" and <br />the "West Cherry Creek .1'I'3tershod". These structunlS were dasigned <br />lor <'I rural agricultural community with design floodS having ~ <br />25-year recurrence Interva I. D~ms such ~s these can proyi de a <br />false sense of security to the araas downstre<'lm. The smell more <br />frequentfloods"recontrolledMakinoitaopeerthettheeree is <br />not subject to flooding while the large rare flood Is little con- <br />trolled "nd, during e"treme events, d<'lm t<'lllure may ~dd to the <br />flooding. <br /> <br />Flood plain zoning can be an effectlye method for pre- <br />yentlngfuturedamages. To date, flood pl<'lln wning In Arapahoo <br />~nd Dougl<'ls Counties conforms to requirements Imposed by the <br />err>9rgencyphaseOftheFedorallnsurancoAdministratlon'sFlood <br />Insurance Progr<'lm In that specl<'l1 flood h<'lZ<'Ird <'Ire<'ls h<'lve been <br />defined In thu rr\:;)I"O critIcal portions of the counties. "ny <br />Federal releted II nancial lo~ns for buildIng purposes In thl s <br />" . d -,""'C, ,,-, lnsurancoon thoprooerty. <br />"oo::i <'II ood "aZar area, '.~ vv <br /> <br />Flood warnlnq and forecastinq - The N<'Itlonal <br />Oceanic and "tmospherlc "dminlstr<'ltlon (NOAA), Natlon<'ll Weather <br />SerYlce, provides no soeclflc flood forecasts lor the upper <br />Charry Creek area. The National Weather ServIce Forocast Office <br />located at Denyer, Colorado, ho...aver, supplies we~ther foracasts <br />four times da;ly lor tha area. In addition to the routine fore- <br />casts and speelal fo~c<'lstsof Seyarestorms, general flaSh <br />flood warnings are iss~ed on a county-wide basis. Rader observa. <br />tlon of intense precipitation and projection of storm movement <br />gives SOmO lead tIme for flash flood warnings; these are promptly <br />disseminated to <'III news media and locel oHlcials by the best <br />communications available, Including telephone and teletype. <br /> <br />FlOOd fiqhtlnq and emerQency evacuation pl<'lns <br />The "rapahoeCounty and Douglas County C;vil DefenseOflices <br />coordinate disaster actiyltles with the State Clyl I Defense <br />Office, They feel that they have adeQuateorganlZ<'Itlon to'r"""t <br /> <br />dnye_rgency. <br /> <br />Dther factors and their I~acts - Flood damages ~re <br />'.., ' ,. ,..,~.. ~I ,.c_ ,"",unts ot ru"olf from the <br />al,.o poss' ~ 0 In ,,,a . ," ~ 0 U" <br />numeroustr;but<'lrlOS<'lnds",,",11 draiT\ilgewaysllowlnglntoCharry <br />Creek. Crops, roads, end farm buildings could recelye some dam- <br />agefromtheses"""llstrea"'''' illthoughthestudyaraa1srela- <br />tiyely clear 01 urban develooment, such deyelopment has reachod <br />the Cherry Creak reseryolr araa. SC<'lttorod deYelopments ~re <br />begInning to bypaSS th~ reservoir area end move farther up the <br />basin. ThO flcod damagepotent;al in the Cherry Croek b<'lsln Can <br />be reduced by imolementlng flood emergency pl<'lns <'Ind sound flood <br />pla;n management concepts. <br /> <br />~aterlal storace on the tlood olain - Floatable <br />manmade m<'Iterlal stored on the flOOd plain is often washed away <br />durlngfloods,collectingatpointsdownstream. The flood plain <br />in the study reach is rel<'ltively claar 01 such materl~ls. When <br />II~table Objects are stored On the flood pl<'l;n, they should be <br />secured In some f<'lshion. Other floatable mataria I, such ~s <br />tr""ls,branchas, brush, and logs, Is In evidence alongChcrry <br />Creek. This """torlal could form obstructions to I lcodflows, <br />especially at bridges, IntheeY9ntof a flood. <br /> <br />" <br /> <br />" <br />