US Army Corps of Engineers
Northwestern Division Website

News Releases

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Archive: April, 2021
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  • Spring Spill begins facilitating fish passage at Snake and Columbia river dams

    Federal water managers have begun the annual spill of water past hydroelectric dams on the Columbia and Snake rivers to help juvenile salmon and steelhead migrate to the ocean this spring. The spill began April 3 on the lower Snake River and April 10 on the lower Columbia River. Spill for juvenile fish passage helps reduce the proportion of juvenile fish that pass dams through the turbines and helps reduce passage delay at each dam, thereby shortening their travel time through the Snake and Columbia rivers.
  • 2021 runoff forecast remains below average; Virtual spring public meetings April 6

    Reservoir inflows in the Missouri River basin above Sioux City, Iowa (upper Basin) were well-below average in March. The updated 2021 upper Basin runoff forecast is 21.3 million acre-feet (MAF), 83% of average.
  • Mississippi River Commission and Corps of Engineers tour Missouri River

    Leaders from The Mississippi River Commission along with leaders from the U.S. Army Corps of Engineers toured the Missouri River Mar. 29 – Apr. 1. Lt. Gen. Scott A. Spellmon, chief of engineers and commanding general, U.S. Army Corps of Engineers, Brig. Gen. D. Peter Hemlinger, commander, Northwestern Division, Col. William Hannan Jr., commander, Kansas City District and Col. Mark Himes, commander, Omaha District, met with partners and stakeholders and visited sites along the river.