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River Reaches in the Gunnison River Basin in Colorado Listed for Rafting Use by American <br />Whitewater <br />Minimum Maximum <br />Suggested Suggested <br />Reach Description Class Flow (cfs)* Flow (cfs)* <br />V+ 600 1,000 <br />Anthracite Creek, Ruby Fork from Bridge to Erikson <br />Springs Campground <br />Cebolla Creek from Hwy 149 to Blue Mesa Reservoir II NA NA <br />V+ 600 NA <br />Cimarron River from Big Cimarron Campground to <br />Cimarron Rd. bridge <br />Cimarron River from Cimarron to Gunnison River V 300 NA <br />V 400 2,000 <br />Daisy Creek from 40 - foot Waterfall to Confluence with Slate <br />River <br />East River from Gothic Bridge to above Stupid Falls IV 600 3,000 <br />V NA NA <br />Escalante Creek from Escalante Forks to Captain Smith's <br />Cabin <br />Gunnison River from Almont to Blue Mesa Reservoir II NA NA <br />IV - V 400 3,000 <br />Gunnison River from Crystal Dam to Chukar (Black <br />Canyon) <br />Gunnison River from Chukar to N. Fork (Gunnison Gorge) IV 500 NA <br />* Suggested levels of flows, not water rights. <br />47 <br />Concepts for Environmental Flow <br />Management <br />• No standard methodology for estimating flow needs for <br />environmental and recreational uses <br />• Suggested approach from environmental interests <br />– Identify and locate critical water - dependent species and <br />natural systems <br />– Assess the environmental demands (or ecological flow <br />needs) of those systems <br />– Example – Conserve, protect and restore <br />• Examples of potential data sources <br />– CDOW <br />– Colorado Natural Heritage Program (CNHP) <br />– Colorado Water Trust <br />– The Nature Conservancy Ecoregional Plans <br />– Colorado River Endangered Fish Recovery Programs <br />48 <br />24 <br />