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  • USACE Publishes Policy Update for Inundation Maps and the National Inventory of Dams

    The U.S. Army Corps of Engineers published Engineer Circular 1110-2-6075, “Inundation Maps and Emergency Action Plans and Incident Management for Dams and Levee Systems,” in October. This update allows for the use and public dissemination of inundation maps in emergency action plans (EAP) and the National Inventory of Dams (NID), It also provides the dam safety community access to critical information about residual flood risks from USACE dams and levees.
  • Missouri River basin’s below-normal precipitation leads to lower runoff forecast; reduced Gavins Point releases

    Gavins Point releases will be reduced to 33,000 cubic feet per second (cfs) on Friday, May 8 following a reduction in forecast 2020 upper basin runoff. Since January, precipitation in the upper basin has been well below normal, which has led to a reduction in the runoff forecast. Some areas of the Dakotas received less than half of their normal precipitation during the first four months of 2020.
  • All CRSO EIS meetings switched to virtual

    Evolving health and safety policies from our regional partners designed to hinder the spread of COVID-19 in Washington and Oregon have prompted federal officials to replace all scheduled in-person public comment meetings with phone-in meetings for the recently released Columbia River System Operation draft Environmental Impact Statement.
  • Feds shift Seattle, Portland CRSO EIS meetings to 'phone only'

    Officials from the U.S. Army Corps of Engineers, Bureau of Reclamation and the Bonneville Power Administration decided that the in-person public comment meetings planned for Seattle and Portland will not be held due to the high number of COVID-19 cases reported to the Centers for Disease Control and Prevention in those geographical areas and calls from local officials to limit public exposure. Phone-in options have been added to the formal comment choices for those avoiding crowded venues.
  • Corps begins spring spill operations with new flexibility to benefit fish and hydropower

    The U.S. Army Corps of Engineers will begin implementing its 2019 Fish Operations Plan at the four lower Snake River dams April 3, and at the lower Columbia River dams April 10. The 2019 plan includes spill and transport operations for the spring and summer juvenile fish passage seasons at these dams, as specified in the NOAA Fisheries 2019 Columbia River System Biological Opinion.
  • Corps and others continue to monitor and manage Columbia Basin river and reservoir levels

    The U.S. Army Corps of Engineers, Northwestern Division, in coordination with its Portland, Seattle, and Walla Walla Districts as well as B.C. Hydro, Bonneville Power Administration, U.S. Bureau of Reclamation, the National Weather Service’s, Northwest River Forecast Center, and others are continuing to monitor river conditions across the Columbia River Basin.