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<br />1 <br />1 <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />1 <br />1 <br />1 <br />'I <br /> <br />3674 <br /> <br />8. Virgin Valley Unit - Moapa Valley Study Unit (SCS) <br />Proposal: Off farm canal and lateral lining - on farm <br />irrigation systems improvements <br />Source: USDA Salinity Control and Environmental Assess- <br />ment - Moapa Valley - February 1981 <br />Cost-Effectiveness: $489,000/mg/l/year <br />2.0 mg/l reaction at Imperial <br /> <br />9. Uintah Basin Unit (BuRec) <br />Option .2 (no use of saved water <br />Proposal: Se!ective canal and lateral lining <br />Source: Status Report - July 1981 <br />Cost-Effectiveness: $518,000/mg/l/yr <br />7.3 mg/l reduction at Imperial <br /> <br />10. Grand Valley Unit - Stage I - (BuRec) <br />Proposal: Canal and lateral lining <br />Source: Stage I Development - DPR - March 1980 <br />Cost-Effectiveness: $607,000/mg/l/year <br />2.5 mg/l reduction at Imperial <br /> <br />11. Uintah Basin Unit (SCS) <br />Proposal:: On farm program - improved irrigation systems <br />Source: USDA Salinity Report - January 1979 <br />Revised November 1980 <br />Cost-Effectiveness: $665,000/mg/l/year <br />10.3 mg/l reduction at Imperial <br /> <br />12. Glenwood - Dotsero Springs Unit (BuRec) <br />Proposal: COllection/Evaporation ponds <br />Source: Engineering Appraisal level Design/Estimates <br />and Environmental Assessment - April 1981 <br />(prepared for DuRee by URS Corp.) <br />Cost-Effectiveness: $698,000/mg/l/year <br />26 mg/l reduction at Imperial <br />(costs are preliminary and middle of the range <br />.' identified in contractors report) <br /> <br />13. Lower Gunnison Unit (BuRec) <br />Proposal: Canal/lateral lining <br />Source: USBR Feasibility Study - October 1981 <br />Cost-Effectiveness: $722,000/mg/l/year <br />15.2 rng/l reduction at Imperial <br /> <br />14. Las Vegas Wash Unit - Stage I (DuRec) <br />Proposal: Evaporation ponds <br />Source: Stage I - DPR - November 1978 <br />Cost-Effectiveness: $761,000/mg/l/year <br />4 mg/l reduction at Imperial <br />(construction has been deferred - project is being <br />re-evaluated and reformulated) <br /> <br />-7- <br />