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  • December

    An aerial photograph shows a concrete dam from above, and a lake behind the dam, in a valley with green grass and hills of evergreen trees on a sunny, clear day with a perfectly blue sky.

    Corps seeking public comment on proposed 30-year plan for Willamette Valley System

    The U.S. Army Corps of Engineers’ Portland District (Corps) is asking for public feedback now through Jan. 19 on its proposed 30-year plan for the operation and maintenance of its system of 13 dams and reservoirs across the Willamette River Basin.

  • March

    A technician with Portland District drills deep into a dirt to collect soil samples last year on Bradford Island as part of the Corps' data collection to inform a revised feasibility study.

    EPA adds Bradford Island to the Superfund list

    Today, the U.S. Environmental Protection Agency adds a portion of Bradford Island, which lies within the Bonneville Lock & Dam complex and is operated by Portland District, U.S. Army Corps of Engineers, to the National Priorities List.

  • August

    Salmon habitat restoration at Oaks Bottom reaches key milestone as culvert sections are put into place

    The U.S. Army Corps of Engineers and the City of Portland reached a major milestone in the Oaks Bottom habitat restoration project this week as site preparation is complete and construction of the culvert begins. The Corps is working with the City of Portland’s Bureau of Environmental Services and Portland Parks & Recreation to bring salmon back to the Oaks Bottom Wildlife Refuge.

  • April

    The Oregon grape

    Protecting and restoring the Oregon State Flower

    Land managers in the South Willamette Valley have discovered a disturbing trend on the properties they manage: Oregon grape plants are being illegally harvested in large numbers, presumably to sell for the herbal properties of their roots.

  • October

    Big Cliff Reservoir levels to decrease for sediment sampling

    Water levels at Big Cliff Reservoir will be lower Oct. 13-27 to allow the U.S. Army Corps of Engineers to conduct sediment sampling. The Corps is collecting the sediment samples as part of a Remedial Investigation to determine the nature and extent of any contaminants in the immediate area. Corps employees discovered construction debris during an emergency reservoir drawdown in 2009 and have conducted several smaller sampling events since that time.

  • September

    Planning launches for maintaining reliable Columbia River navigation channel

    Planning begins on an environmental impact statement and maintenance plan to ensure the Lower Columbia River Federal Navigation Channel is maintained and operational for another 20 years.