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.

5 Aug 2025

USACE releases official story map for Willamette Falls Locks

The U.S. Army Corps of Engineers (USACE), Portland District, has unveiled the official story map for the Willamette Falls Locks, a historic navigation canal located in Oregon.

23 Apr 2025

Corps to discuss Willamette Valley reservoir refill, future operations during public info sessions

With summer around the corner and outdoor enthusiasts gearing up for recreation season, the U.S. Army Corps of Engineers, Portland District, invites the public to learn what’s in store for Willamette Valley reservoirs this year.

17 Apr 2025

Corps of Engineers releases Final EIS for Willamette Valley dams

The U.S. Army Corps of Engineers (USACE), Portland District has released the Willamette Valley System Operations and Maintenance Final Environmental Impact Statement (FEIS).

26 Nov 2024

Army Corps of Engineers Halts Green Peter Drawdown Ahead of Schedule

The U.S. Army Corps of Engineers (USACE), Portland District, halted the court-ordered drawdown of Green Peter Reservoir, November 22, after receiving requests from three cities downstream on the South Santiam River.

26 Sep 2024

Army Corps of Engineers hosts public info sessions focused on Lookout Point and Green Peter reservoir drawdowns

The U.S. Army Corps of Engineers (USACE) invites the public to three online information sessions to learn about Willamette Valley dams and reservoirs operating under court-ordered interim injunction measures.

26 Aug 2024

What’s the matter, babe? You’ve barely touched your Willamette Valley reservoirs

Remember the last time you went to the Willamette Valley reservoirs? Well, it’s been 84 years. At least, that’s how it feels.

23 May 2024

USACE invites public to Willamette Valley reservoir levels info session

Water managers from the U.S. Army Corps of Engineers (USACE) invite the public to an online information session to learn about the summer forecast for the Willamette Valley System (WVS) of dams and reservoirs.

22 May 2024

Swim, paddle, relax: Dive into the summer secrets of seven Willamette Valley reservoirs

This Memorial Day weekend and continuing into the summer, the U.S. Army Corps of Engineers' reservoirs in the Willamette Valley are overflowing with recreation opportunities for visitors of all ages.

30 Oct 2023

Corps seeks public input for Willamette Valley hydropower report to Congress

The Portland District, U.S. Army Corps of Engineers will gather the public’s perspective and opinions on the future of hydropower across the Corps’ Willamette Valley system of dams during three listening sessions – one in-person and two virtual.