US Army Corps of Engineers
Portland District

Low Willamette Valley reservoir water levels pose potential dangers
Due to low water levels in several Corps reservoirs in the Willamette Valley, Corps officials are warning reservoir users of potential hazards.
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Corps begins spillway gate rehabilitation work at Detroit Dam
The U.S. Army Corps of Engineers will perform spillway gate rehabilitation work at Detroit Dam from Friday, Nov. 1 through Feb. 15, 2020.
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Cycle Oregon visits Dorena Lake
On Friday, September 13, over 1,500 cyclists spent the final night of a seven day, 485-mile ride at the U.S. Army Corps of Engineers’ Schwarz Campground near Dorena Lake.
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Corps drills into Cougar Dam for geotechnical investigation
The U.S. Army Corps of Engineers’ Dam Safety team is conducting a geotechnical investigation at Cougar Dam beginning today, Friday, Sept. 20.
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Complex system of dams turns 50, saves Oregon $1 billion annually
This year, Blue River Dam turns 50-years-old, and marks the 50th commemoration of the completion of the entire system of U.S. Army Corps of Engineers’ 13 dams in Oregon’s Willamette Valley, which has been systematically protecting people, infrastructure and a way-of-life since 1969.
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Introducing Portland District's Tribal Liaison, Craig Johnson
The Portland District welcomes Craig Johnson as the new District Tribal Liaison. This position serves as the direct link between the Corps and the 16 Native American Indian tribes spread across the Northwestern region.
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News

Update on spillway gate rehabilitation work at Detroit Dam
11/21/2019
The Corps has decided to manage Detroit Dam’s reservoir levels between 1425 and 1450 ft. from now through the middle of Jan. 2020 during construction on two of the dam’s spillway gates. There are no...
Low Willamette Valley reservoir water levels pose potential dangers
11/15/2019
Due to low water levels in several Corps reservoirs in the Willamette Valley, Corps officials are warning reservoir users of potential hazards and requesting that reservoir users avoid these areas for...
Bonneville Dam hosts BPA electricity exhibit and presentation
11/15/2019
Visit Bonneville Dam’s Washington Shore visitor center from now through Feb. 2020 to experience Bonneville Power Administration’s (BPA) High Voltage DC (HVDC) Test Center exhibit. Visit on Nov. 30 at...

Public Notices

Public invited to comment on The Dalles and John Day Mitigation Program Draft Environmental Assessment
9/5/2019
The Corps is evaluating changes to The Dalles and John Day Dams Mitigation Program, which produces and releases hatchery fall Chinook. The public is invited to review and submit comments on the Draft...
Environmental Assessment and FONSI for Willow Creek Arm easement renewal
8/28/2019
The U.S. Army Corps of Engineers, Portland District (USACE) has finalized an Environmental Assessment (EA) and signed a Finding of No Significant Impact (FONSI) for renewal and extension of the...
Mid-Columbia River Regional Master Plan & Integrated Environmental Assessment
8/16/2019
The U.S. Army Corps of Engineers, Portland District (Corps) is making available for public review the 90% draft Mid-Columbia River Regional Master Plan, integrated Environmental Assessment (EA), and...