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News Releases

  • Corps reports above normal May runoff in the Missouri River Basin; drought conditions improve in upper basin

    The U.S. Army Corps of Engineers Missouri River Basin Water Management Division reports May runoff in the Missouri River Basin above Sioux City, Iowa, was 3.7 million acre feet (MAF), 110 percent of normal. The 2015 runoff forecast has increased to 22.5 MAF, 89 percent of normal. Average annual runoff is 25.2 MAF.

  • Missouri River Committee met in South Dakota

    The Missouri River Recovery Implementation Committee (MRRIC) met in Sioux Falls, South Dakota, May 19–21. At its 29th meeting, MRRIC learned more about recent progress made on the management plan for the Missouri River Recovery Program(MRRP), including five preliminary sets of hypothetical actions (alternatives) to address the listed bird species. The committee discussed these hypothetical alternatives and examined hydrologic models that evaluated their impacts on socioeconomic activities on the river.

  • Missouri River Committee to meet in South Dakota

    The Missouri River Recovery Implementation Committee will hold its 29th meeting, May 19-21, in Sioux Falls, SD. Public attendance is encouraged, and an opportunity is provided during each daily session for the public to address the Committee and the lead agencies, U.S. Army Corps of Engineers and U.S. Fish and Wildlife Service, regarding the Missouri River Recovery Program.

  • Missouri River runoff half of average in April; Corps continues water conservation measures

    The U.S. Army Corps of Engineers Missouri River Basin Water Management Division reports April runoff in the Missouri River Basin above Sioux City, Iowa, was 1.5 million acre feet (MAF), 52 percent of normal. The 2015 runoff forecast in the Missouri River Basin above Sioux City, Iowa, has decreased 1 MAF from last month to 19.3 MAF, 76 percent of normal. Average annual runoff is 25.2 MAF.

  • Corps decreases runoff forecast due to lower than normal mountain snowpack

    The U.S. Army Corps of Engineers Missouri River Basin Water Management Division is decreasing the annual runoff forecast for the Missouri River Basin above Sioux City, Iowa, to 20.3 million acre feet (MAF), which is 80 percent of normal and 4.9 MAF less than average. The decreased forecast is due to below normal mountain snowpack and the lack of plains snow in the basin.

  • Corps begins spring fish operations

    In an effort to help young fish pass the dams safely to the ocean, the U.S. Army Corps of Engineers has begun implementing its 2015 Spring Fish Operations Plan. The FOP provides for spill at the four lower Snake River and four lower Columbia River dams to facilitate the timely and safe passage of juvenile salmon and steelhead. As specified in NOAA Fisheries’ 2014 Supplemental Biological Opinion, the FOP calls for spill to begin at the lower Snake River dams April 3 and lower Columbia River dams April 10. The annual plan, prepared by USACE, is coordinated with states, Tribes, and other federal agencies in the region.

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