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US Army Corps of Engineers
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Biological opinions
Clear
24
Sep 2025
Reservoir drawdowns coming to Willamette Valley this fall, Detroit drawdown planned for 2026
This fall and winter, residents living near Cougar, Green Peter, Lookout Point, and Fall Creek reservoirs should expect lower water levels as part of an effort by the U.S. Army Corps of Engineers (USACE) to support the recovery of endangered fish.