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Archive: April, 2019
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  • Corps to conduct spillway gate testing at Fall Creek Dam

    Dam operators with the Portland District, U.S. Army Corps of Engineers will open the north spillway gate at Fall Creek Dam to test operational flow conditions Wednesday, April 17.

  • Corps prepares for rain, works to minimize flooding as system of reservoirs reaches capacity

    Water managers at the Portland District, U.S. Army Corps of Engineers are preparing already-swelling reservoirs in the Corps’ Willamette Valley dams for additional rainfall that is forecasted in the upcoming days.

  • Willamette Basin dams' outflows increase as forecasted rain fills reservoirs

    The Portland District, U.S. Army Corps of Engineer is increasing controlled water releases at most Willamette Valley dams as rain and melting snows are projected to fill reservoirs to near 100% capacity in the coming days.

  • 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 issues notice of intent for Willamette Valley System evaluation

    The U.S. Army Corps of Engineers is issuing a notice of intent to prepare an Environmental Impact Statement addressing the continued operations and maintenance of the Willamette Valley System in accordance with authorized project purposes, while meeting Endangered Species Act obligations.

  • Corps eager for rain in the Willamette Valley

    The start of spring signals something different to the Portland District – the halfway mark of refill season. The U.S. Army Corps of Engineers is in the process of refilling its 13 Willamette Valley reservoirs in preparation for the spring and summer conservation seasons. Refill season generally begins in February and ends in May.