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tit e e ;and WHEREAS, said report with included maps contains detailed floodplain delineations for the following portions of the storm and floodwater runoff channels and basins within the unincorporated portions of Arapahoe County, as of April 17, 1989, as listed in Table 3: Table 3 Detailed Floodolain Information within Uniocoroorated Portions of Araoahoe Countv South Platte River Bear Creek Big Dry Creek Big Dry Creek Tributary A Blackmer Gulch Box Elder Creek Cherry Creek Coal Creek Comanche Creek Little Comanche Creek Coon Creek Cottonwood Creek Dutch Creek First Creek Grariby Ditch Goldsmith Gulch and; West Tributary Goldsmith Gulch Greenwood Gulch Happy Canyon Creek Lee Gulch Little Creek Little Dry Creek Lone Tree Creek Murphy Creek Piney Creek Prentice Gulch Quincy Gulch Sable Ditch Sable Ditch Overflow Sand Creek Slaughterhouse Gulch South Tributary to Slaughterhouse Gulch SJeD 6100 SJCD 6200 Spring Creek West Toll Gate Creek Trib. Unnamed Creek West Bijou Creek Westerly Creek Willow Creek WHEREAS, the original hydrologic and hydraulic analyses for the Flood Insurance Study for the unincorporated portions of Arapahoe County were performed by Gingery and Associates, Inc. under contract with the Federal Insurance Administration; and WHEREAS, hydrologic and hydraulic information for portions of:;'irst Creek, Piney Creek, Murphy Creek, Lone Tree Creek, Happy Canyon Creek, Cottonwood CreeK, Little Creek, and Lee Gulch were performed by J.F. Sato and Associates under contract with the Federal Emergency Management Agency; and WHEREAS, hydraulic analyses were revised by a Letter of Map Revision for a portion of Cherry Creek ex1ending from Cherry Creek State Recreation Area to the Arapahoe-Douglas County line were performed by Greiner Engineering; and 3