Northwestern Division News Releases

Col. Brendan “Mac” McEvoy assumes command of USACE Portland District

Press Operations — Mon, 20 Jul 2026 22:25:24 GMT

Army Col. Brendan John “Mac” McEvoy became the 65th commander of the Portland District, U.S. Army Corps of Engineers, during a change-of-command ceremony at the district’s downtown headquarters today.

USACE Walla Walla District welcomes new commander

Press Operations — Thu, 16 Jul 2026 17:00:00 GMT

WALLA WALLA, Wash. – Lt. Col. Kathryn A. Werback relinquished command of the U.S. Army Corps of Engineers, Walla Walla District, to Lt. Col. Douglas D. Droesch, during a change of command ceremony held in Walla Walla, Washington, July 15.

During historically dry year, USACE to hold virtual public meeting about Lost Creek, Applegate reservoir levels

Press Operations — Wed, 15 Jul 2026 13:52:31 GMT

Army water managers will hold a virtual public information meeting July 22 to discuss historically low water levels and the summer forecast for the Rogue River Basin.

USACE to discuss low Willamette Valley reservoir levels at virtual public meeting

Press Operations — Wed, 15 Jul 2026 13:43:00 GMT

Water managers with the U.S. Army Corps of Engineers (USACE) will hold a virtual public information meeting July 23 to share the latest summer water forecast and discuss ongoing drought conditions across the Willamette Valley’s 13 federal reservoirs.

USACE urges boating safety near dams

Press Operations — Thu, 09 Jul 2026 21:55:00 GMT

WALLA WALLA, Wash. – The U.S. Army Corps of Engineers, Walla Walla District reminds boaters to stay clear of boat restricted zones near dams after a disabled recreational boat drifted into the restricted area near McNary Lock and Dam on Monday, July 6.

USACE to treat Osprey Point for invasive flowering rush

Press Operations — Thu, 09 Jul 2026 17:03:18 GMT

PASCO, Wash. – The U.S. Army Corps of Engineers, Walla Walla District will treat invasive flowering rush at Osprey Point in Pasco, Washington, using the herbicide Aquastrike (active ingredients: Diquat and Endothall).

Below-average runoff leads to reduced navigation flow support and shortened season

Press Operations — Mon, 06 Jul 2026 22:09:51 GMT

June runoff in the Missouri River Basin above Sioux City, Iowa was 2.9 million acre-feet, 52% of average. The updated 2026 calendar year runoff forecast for the Missouri River Basin above Sioux City, Iowa, continues to be below average.

Public crossing at Lower Monumental Lock and Dam closed starting July 13

Press Operations — Mon, 06 Jul 2026 20:55:11 GMT

KAHLOTUS, Wash. – The public crossing at the U.S. Army Corps of Engineers’ Lower Monumental Lock and Dam will be closed July 13 through July 23.

U.S. Army Corps of Engineers waives day use fees at recreation areas in observance of America’s 250th birthday celebration

Press Operations — Wed, 24 Jun 2026 16:39:00 GMT

U.S. Army Corps of Engineers waives day use fees at recreation areas in observance of America’s 250th birthday celebration

USACE Announces Operational Updates for Willamette Valley Dams

Press Operations — Tue, 23 Jun 2026 19:32:45 GMT

The U.S. Army Corps of Engineers (USACE), Portland District, has finalized its plan for operating the Willamette Valley’s 13 federal dams by executing a Record of Decision (ROD).

Garrison Dam spillway flow test scheduled for late June

Press Operations — Mon, 22 Jun 2026 11:56:26 GMT

The U.S. Army Corps of Engineers will conduct a planned flow test of the Garrison Dam spillway on or around June 24, 2026, as part of ongoing investigations related to the spillway modification project.

Upcoming Tuttle Creek WID Summer Session

Press Operations — Thu, 18 Jun 2026 22:00:51 GMT

The Kansas City District, U.S. Army Corps of Engineers, in partnership with the Kansas Water Office, is advising the public that Water Injection Dredging is happening at Tuttle Creek Lake for the Water Injection Dredging Demonstration.

U.S. Army Corps of Engineers announces beach closures at Pomona Lake due to toxic algae bloom

Press Operations — Thu, 18 Jun 2026 20:50:00 GMT

KANSAS CITY, Mo. – June 18, 2026 – The Kansas City District, U.S. Army Corps of Engineers, is actively responding to a toxic blue-green algae bloom at Pomona Lake in Osage County, Kansas.

Step into the fascinating world of Pacific lamprey June 24 at Bonneville Dam for Lampreypalooza

Press Operations — Thu, 18 Jun 2026 16:50:00 GMT

The U.S. Army Corps of Engineers and the Columbia River Inter-Tribal Fish Commission invite the public to Lampreypalooza for a day of science, storytelling, and up-close encounters with one of the Northwest’s most ancient and culturally significant native fish.

U.S. Army Corps of Engineers to begin Ediz Hook beach nourishment July 16

Press Operations — Wed, 17 Jun 2026 22:21:00 GMT

The U.S. Army Corps of Engineers (USACE) will oversee placement of beach fill nourishment material on the seaward side of the Ediz Hook armor stone revetment in Port Angeles, Wash., starting as early as July 16.

USACE Walla Walla District highlights recreation benefits, announces 2026 fee-free days

Press Operations — Thu, 11 Jun 2026 22:18:05 GMT

WALLA WALLA, Wash. – From eastern Washington to northeastern Oregon and Idaho, the U.S. Army Corps of Engineers, Walla Walla District is proud to connect communities with the great outdoors. While the district works daily on critical water and energy infrastructure, it also manages more than 37 recreation areas. Welcoming millions of visitors each year, these public lands support local tourism and promote healthy, active lifestyles by offering:

Weekend heat spike could prove deadly

Press Operations — Thu, 11 Jun 2026 20:07:59 GMT

The National Weather Service is predicting a spike in temperatures this weekend, with highs in the mid-to-upper 90s along the Interstate 5 corridor. High heat like this often drives people to seek relief in lakes and rivers across the region, which could be deadly if those who swim, boat or fish are not wearing life jackets.

Pomme de Terre Lake beaches to reopen following successful water quality testing

Press Operations — Mon, 08 Jun 2026 20:21:03 GMT

The Kansas City District, U.S. Army Corps of Engineers, with its Pomme De Terre Lake Project Office, announces the reopening of designated swimming beaches Wheatland and Nemo, effective immediately following confirmation of safe water quality levels.

Dworshak Dam to increase releases starting June 5

Press Operations — Thu, 04 Jun 2026 22:32:00 GMT

AHSAHKA, Idaho –Dworshak Dam releases will gradually increase from approximately 1,700 cubic feet per second to 6,400 cfs by the evening of Sunday, June 7.

Below average runoff forecasts for upper Missouri River Basin continue

Press Operations — Thu, 04 Jun 2026 14:19:58 GMT

Runoff continues to be below average in the Missouri River Basin above Sioux City, Iowa. Below-normal precipitation, dry soil conditions in the western portions of the basin, and an overall lack of mountain snowpack resulted in a May runoff of 1.6 million acre-feet (MAF), 46% of average.