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<br />e <br /> <br />Table ESt: Alternative Comparison <br /> <br /> Do Nothing 15.0 0 Does not include potential for <br /> loss oflife. <br /> Diversion to Cache la Poudre 16.7 IS 0.87 Environmental and penmttmg <br /> River issues, water rights issues <br /> Main Stem Storage 18.8 IS 0.76 No large dam site location <br /> available <br /> Storage & Diversion <br /> Alternatives *: <br /> Option A 13.3 IS 1.13 Uses a large dam on COTP and <br /> smaller off.stream detentions <br /> Option B 12.9 IS 1.126 Uses a large dam a dam site #5 <br /> and #6 near Terry Lake Canal <br /> Option C 12.9 IS 1.16 Uses a smaller dam on COTP <br /> and a detention at Dam #6 <br />e Option D 12.6 IS 1.19 Uses a large dam on COTP and a <br /> second at the Happy Cow site. <br /> <br /> <br />Note; * Each diversion option ofthe storage and diversion alternative works with the L-W <br />Canal and the East Vine Diversion to convey 500-cfs to the Poudre River. The A, <br />B, C, & D storage and diversion alternative options were developed based on the <br />earlier feasibility work and utilized a revised hydrological analysis, new survey <br />work, newly identified potential storage sites and public feedback. <br /> <br />The preferred or sclected alternative will likely be a storage and diversion alternative. It <br />could be one of the alternative options above or a slightly modified project selected after <br />additional property owner input and a County Commissioners meeting. The storage and <br />divcrsion alternatives have a lot in common and feature interchangeable detention <br />arrangements. The final design will be configured with the cornponents of the options <br />listed above. <br /> <br />. <br /> <br />9 <br />