US Army Corps of Engineers
Seattle District Website

Colonel Alexander "Xander" L. Bullock assumed command of Seattle District June 30.
The Flagship April-June 2020 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.

Latest News Releases

Chittenden Locks announces upcoming extended large lock closure
9/21/2020
The Hiram M. Chittenden (Ballard) Locks’ large chamber will close to all vessel traffic 5:30 a.m. October 15, for the third and final scheduled extended closure required for the Stoney Gate Valve...
Chehalis River Basin Flood Damage Reduction Project DEIS public comment
9/18/2020 UPDATED
The U.S. Army Corps of Engineers is seeking public input on the Chehalis River Basin Flood Damage Reduction Project draft environmental impact statement (DEIS). Comments are due by November 17...
Work to begin on the Hiram M. Chittenden Locks scour repair project
9/12/2020
Seattle District, U.S. Army Corps of Engineers’ officials have announced work will begin on the Emergency Scour Repair Project September 15...