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<br />o <br />o <br />F~ <br />...."'" <br />I.A <br />-l <br /> <br />Location of Supply Options Minimum Sustained Flow for <br />Supply For Overall Water Riparian Corridor and/or Other Periodic Pulse/Flushing Comments Quantity of Cost Pros & Cons <br />Op.tion Management Plan Environmental Needs Flows and/or Cienega Needs Water I <br />Action <br />Mexico Permanent retirement of low Dedication of conserved water for Periodic seasonal scheduling of Alternate periodic pulse flows Purchase and Pro- Permanent water source for environmental <br /> productive and high water- using environmental purposes including conserved water to meet pulse with increased water use on retirement of purposes, flexibility of scheduling delivery. <br /> lands (transfer of water rights to the potentia] for a portion mixed flow needs farmed lands to increase 5,000 acres of Water right concession market, water may be <br /> environmental purposes) with Yuma Desalter reject water agricultural yields or to meet other marginal land acquired or leased <br /> (Potential for LCRMSP off-site to maintain Cienega water needs (Socio-economic west of Con- Socio-economic impacts and political <br /> mitigation credit and funding) impacts through loss of Mexicali would aspects of permanent land retirement; <br /> agricultura] production and provide enforcement & verification issues on water rights <br /> benefits through promotion of approximately transfer, costs of water right concession purchase. <br /> ecotourism) 15,000 af/yr. <br /> Funding through a new (Packard Competition from cities, industry and agriculture <br /> Foundation which are already purchasing poor quality lands <br /> International Delta Conservation Report, p. 23) and transferring water for their use <br /> Fund, or North American <br /> Wetlands Conservation Act, 2001 (A source reported that the going rate of a water <br /> Migratory Bird Treaty Act or right concession purchase as advertised in local <br /> Migratory Bird Conservation Act newspapers is $1500 to $3000 per acre-foot) <br /> Possibly reduced flows to the Salton Sea, <br /> accelerating increase in Sea salinity <br />Mexico Dry Year Water Supply Piggyback on other dedicated Dry year supply piggyback on Coordinated water scheduling and Pro- Possible through water right concession <br /> Purchases (drought contingency flows to meet minimum sustained other dedicated flows to meet total supply operations. Socio- leasing <br /> plan) flow needs pulse flow needs economic impacts from loss of Con- Competition from other users. Costs and <br /> agricultural production and funding; institutional and administrative issues <br /> benefits through promotion of <br /> ecotourism. Same funding <br /> sources as permanent retirement of <br /> high water. use lands <br />Mexico Variable Water Supply- Dedicated supply to meet Periodic supply ramp up Coordinated water scheduling and Pro- Provides alternative cash source for farmers; <br /> voluntary land and crop minimum sustained flow needs Piggyback on other dedicated supply operations. Same funding could contribute to increased farm infrastructure <br /> management & water supply sources as permanent retirement of investment, such as needed tile drains and <br /> program (1 year ramp up notice) flows to meet total pulse flow high water-use lands and dry year improved conveyance systems <br /> needs <br /> (can be structured to help water purchases Con- Third party impacts from reduced fanning; <br /> stabilize farm economy or used resolution of Mexican administrative/legal issues <br /> as a drought contingency) on water rights; Enforcement & verification <br /> issues on transfer of water <br /> Possibly reduced .flows to the Salton Sea, <br /> accelerating increase in Sea salinity <br /> <br />DRAFT-Confidential and Privileged Information <br /> <br />Page 2 <br />