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CRFS Technical Meeting LC Operations Update March 30, 2010

CRFS Technical Meeting LC Operations Update March 30, 2010. Summary of Lake Powell and Lake Mead Operations 24-Month Study 2010 Water Year Projections. In 2010, the Equalization Elevation is 3642 ft.

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CRFS Technical Meeting LC Operations Update March 30, 2010

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  1. CRFS Technical MeetingLC Operations UpdateMarch 30, 2010

  2. Summary of Lake Powell and Lake Mead Operations24-Month Study 2010 Water Year Projections In 2010, the Equalization Elevation is 3642 ft.

  3. What happened January – March?Projected Lake Mead elevation end of WY 2010 increased 4.34 feet in 2 months • Storm events in Southern California and Arizona • Salt River Project full • Alamo Dam releases • Painted Rock Dam releases

  4. Water Released from COE DamsMarch 2010 Provisional data from USGS gages Mar 1, 2010 – Mar 29, 2010

  5. Summary of Lake Mead Elevation and Lake Havasu Water Use in early 2010

  6. End of Calendar Year 2010 • LOTS of demand uncertainty • Unused agricultural water from January and February • Capacity constraints of junior priority users • ICS plans for creation and delivery are still in development • Side Inflow uncertainty

  7. Lower Basin Side InflowsGlen Canyon to Hoover in WY/CY 20101 1Values were computed with the LC’s gain-loss model for the 24-month study2Percent of average was based on 5-year mean from 2005-2009

  8. Lower Colorado River Operations For further information: http://www.usbr.gov/lc/region

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