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  • USACE awards $35.9M contract for Mount St. Helens sediment dam improvement

    In an effort to manage flood risk for downstream communities, the U.S. Army Corps of Engineers will raise the dam that captures some of the sediment that continues to flow from Mount St. Helen after its 1980 eruption. USACE awarded a $35.9 million contract to Anvil Builders, Inc., to raise the 184-foot-tall Mount St. Helens Sediment Retention Structure (SRS) by 10 feet.

  • Corps assessing future of hydropower production in Willamette Valley

    In two virtual public information sessions, the Portland District, U.S. Army Corps of Engineers will discuss the role of hydropower at their Willamette Valley dams, and how they’re answering Congress’ call to look at the future of that hydropower.

  • John Day Dam Oil Leak Spills into Columbia River

    Maintenance technicians at John Day Dam estimated 63 gallons of oil spilled into the Columbia River from a pinhole leak in a turbine guide bearing chiller uncovered on Monday, Dec. 7.

  • The Dalles Dam Visitor Center and Tours Reopen for Summer

    The U.S. Army Corps of Engineers invites guests to visit The Dalles Dam Visitor Center and tour the dam this summer. The Dalles Dam Visitor Center is open 9 a.m. to 5 p.m., Friday through Sunday, between May 1 and Memorial Day weekend. After Memorial Day, the center begins daily operations, seven days a week through Labor Day weekend.

  • Low water levels near John Day Dam expected in early March

    Water levels upstream of the John Day Dam are expected to be lower than normal between March 1 and March 8, the U.S. Army Corps of Engineers announced.