US Army Corps of Engineers
Portland District Website

News Releases

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Archive: 2012
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  • December

    Bonneville Dam's visitor centers closed Dec. 24 and 25

    Bonneville Lock and Dam’s visitor centers and recreation areas will be closed all day Dec. 24 and 25. The dam will resume normal operations Wednesday, Dec. 26.
  • Fern Ridge's endangered butterfly population doubles

    The population of endangered Fender’s blue butterflies has doubled at Fern Ridge Reservoir since last year, continuing a trend of positive population growth since it was first detected on Corps lands.
  • Cougar Reservoir going deep this week

    The U.S. Army Corps of Engineers is performing a “deep drawdown” of Cougar Reservoir this week, lowering the reservoir’s surface to 1,500 feet above sea level to test a possible method of improving downstream fish passage past Cougar Dam.
  • Fall Creek Reservoir to "go deep" again this week

    The U.S. Army Corps of Engineers alerts neighbors and visitors to Fall Creek Reservoir that the Corps plans to lower the reservoir’s water level well below normal winter levels this week to assist the downstream passage of juvenile spring Chinook salmon listed under the Endangered Species Act.
  • November

    The Dalles navigation lock to close for repairs

    The U.S. Army Corps of Engineers will close The Dalles navigation lock between 6 a.m. Dec. 5 and 6 p.m. Dec. 7 for repairs to its downstream gate. Navigation locks at Bonneville and John Day dams will remain open for normal operations.
  • Corps answers your permitting questions

    The U.S. Army Corps of Engineers is hosting a Regulatory permitting workshop Nov. 27 from 6 to 9 p.m. at the Coos Bay Public Library, 525 Anderson Ave., Coos Bay, Ore.