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G. Paleohydrology AUTHORIZATION At the September 14, 1994 Colorado Water Conservation Board meeting, the Board questioned if they had the authority to establish state-wide policy regarding stormwater runoff guidelines, The staff has forwarded a request to the Colorado Attorney General's Office to address this concern. The ewCB has certain statutory responsibilities relating to designation and approval of flood water runoff channels or basins as follows: "To devise and fonnulate methods, means, and plans for bringing about the greater utilization of the waters of the state and the prevention offload damages therefrom, and to designate and approve stann or floodwater runoff channels or basins, and to make such designations available to legislative bodies of cities and incorporated towns, to county planning commissions, and to boards of adjustment of cities, incorporated towns, and counties of this state", Section 37-60-106(l)(c) of the Colorado Revised Statues (CRS). and "Any local government applying for federal or state financial assistance for floodplain studi~s shall provide prior notification to the Colorado Water Conservation Board. The Board sholl coordinate and prescribe the standards for all floodplain studies conducted pursuant to this article, including those co/Uiucted by federal, local , or other state agencies, to the end that reasonable unifonn standards can be applied to the identification and designation of all floodplains within the state and to minimize duplication of effort", Section 24-65,1-403(3)(a) of the Colorado Revised Statues (CRS), Policy Elements 5.1 Basin and Stream Characteristics Colorado's basins and streams are not homogeneous in their orientation throughout the State. Therefore, uniform unit runoff values are not common for the different sectors of the State, The mountains, plateaus, foothills, and plains regions have great differences in their physical characteristics relating to runoff values, 2