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Eric Kuhn General Manager, Colorado River Water Conservation District

Eric Kuhn General Manager, Colorado River Water Conservation District. Eric Kuhn, General Manager. Congressional Briefing June 6, 2008 – Washington, DC. Pieces of the Puzzle: the Colorado River Basin. OUTFLOW > INFLOW. + 8.23 maf from Lake Powell.

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Eric Kuhn General Manager, Colorado River Water Conservation District

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  1. Eric KuhnGeneral Manager, Colorado River Water Conservation District

  2. Eric Kuhn, General Manager Congressional Briefing June 6, 2008 – Washington, DC

  3. Pieces of the Puzzle: the Colorado River Basin

  4. OUTFLOW > INFLOW + 8.23 maf from Lake Powell + 0.02 mafParia River - 0.3 maf Nevada + 0.75 maf tributary inflow - 4.4 maf California Lake Mead - 2.8 maf Arizona - 1.5 maf Mexico - 1.0 maf losses = 10.0 maf/year OUTFLOW = 9.0 maf/year INFLOW normal year operations releases from Lake Powell = 8.25 million acre-feet(maf) /year 7.5 maf for Lower Basin 0.75 maf for Mexico Lake Powell Upper Basin Colorado River Compact measuring point at Lee Ferry X Lower Basin

  5. Challenges • Climate change • Hydrologic Variability (paleo record) • Forest Changes • Energy future

  6. Projected Central Arizona Project (CAP) ShortagesSource: USBR shortage criteria EIS direct paleo hydrology modeling www.ColoradoRiverDistrict.org

  7. Three Policy objectives • Avoid unacceptable outcomes • Maintain constructive relationships • Adapt to a wider range of hydrologic conditions

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