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<br />eR.s. AUTHORITY <br /> <br />WHEREAS, Section 37-60-106(I)(c), Colorado Revised Statutes, requires the Colorado Water <br />Conservation Board to assist in the prevention of floods and flood damages therefrom; and <br /> <br />WHEREAS, Sections 31-23-301 and 30-28-111, Colorado Revised Statutes, provide that <br />legislative bodies of local jurisdictions may provide zoning regulations for land uses on or along any <br />storm or floodwater runoff channel or basin only after designation and approval by the Colorado Water <br />Conservation Board; and <br /> <br />WHEREAS, Section 37-60-106(I)(c), Colorado Revised Statutes, directs the Colorado Water <br />Conservation Board to designate and approve storm or floodwater runoff channels or basins and to <br />make such designations available to legislative bodies oflocal jurisdictions; and <br /> <br />COMPLIANCE WITH CWCB TECHNICAL STANDARDS <br /> <br />WHEREAS, the detailed floodplain information, as listed in Table 2, in said new Floodplain <br />Information Report and Hydrology Addendum with included maps, meets all of the requirements listed <br />under the Board's "Rules and Regulations for the Designation and Approval of Floodplains and of <br />Storm or Floodwater Runoff Channels in Colorado" (2 CCR 408-1) for detailed floodplain information; <br />and <br /> <br />WHEREAS, the approximate floodplain information, as listed in Table 3, in said new <br />Floodplain Information Report and Hydrology Addendum with included maps, meets all of the <br />requirements listed under the Board's "Rules and Regulations for the Designation and Approval of <br />Floodplains and of Storm or Floodwater Runoff Channels in Colorado" (2 CCR 408-1) for approximate <br />floodplain information; and <br /> <br />WHEREAS, a procedure for determining hydrology information in Eagle County for <br />approximate floodplains of reservoirs, lakes, ponds, local storm drainage areas, and overllows from <br />irrigation ditches and canals has not been established by the CWCB; and those floodplain areas may <br />not be designated as approximate floodplain information without a procedure for estimating 100- <br />year peak flows, and therefore the local government should require that a detailed hydrologic and <br />hydraulic study be performed by a professional engineer and submitted by the developer or the <br />development proponent prior to any floodplain development in those cases; and <br /> <br />WHEREAS, Eagle County should continue to regulate new development and construction in <br />floodplain areas on a case-by-case basis based on the information presented in said new Flood Insurance <br />Study and Hydrology Addendum, or based on the best available floodplain information that is <br />accessible to the County; and <br />DESIGNATION AND APPROVAL ACTION <br /> <br />3 <br />