US Army Corps of Engineers
Seattle District

The Flagship 2019 Year in Review issue is available to view online.
Students participating in the Northwest Oil Spill Control Course transfer from an Arrow Launch Service vessel to the M/V Puget. As part of an international cooperation to prepare for a hazardous spill response on Puget Sound, Seattle District participated in the Northwest Oil Spill Control Course hosted by the United States Coast Guard, District 13 August 26-30. (USACE photo by Brad Schultz)
When erosion threatened a National Register-eligible archaeological site on Idaho’s Pend Oreille River, a Seattle District, U.S. Army Corps of Engineers’ team went the distance to stabilize the bank and minimize construction impacts to adjacent wetland habitat.
The U.S. Army Corps of Engineers began construction on the new $112 million Mud Mountain Dam Fish Passage Facility. Kiewit Infrastructure West Company, provided this video of them diverting the White River to isolate the left bank for demolition of the existing barrier dam to begin construction of the new project.
The sun rises as seen from the Hiram M. Chittenden Locks (Ballard Locks) March 11, 2018.
A groundbreaking ceremony was held at Fairchild Air Force Base with officials from the 92nd Air Refueling Wing, Survival/Evasion/Resistance/Escape (SERE) School, Air Force Civil Engineer Center, Garco Construction and Seattle District for the new SERE Pipeline Dormitory project, May 8, 2019.

Latest News Releases

Chittenden Locks large chamber reopens
4/2/2020
SEATTLE -- The Hiram M. Chittenden Locks large chamber opened for vessel traffic 11 a.m. April 1 after completing construction of the Stoney Gate Valve Project second phase three days early....
Corps of Engineers to begin Grays Harbor maintenance dredging April 10
3/31/2020
The U.S. Army Corps of Engineers plans to conduct Grays Harbor maintenance dredging in the Outer Harbor beginning April 10 with the Corps hopper dredge vessel Essayons....
Seattle-based U.S. Army Corps of Engineers team to evaluate facilities as alternate-care-sites in Washington
3/25/2020
A Seattle District, U.S. Army Corps of Engineers (USACE) assessment team will begin evaluating existing facilities for possible conversion into alternate-care-sites in Washington March 26. ...