17 Aug 2026

Play safe at Illia Dunes and Granite Point: Quick rules for your next visit

POMEROY, Wash. – The U.S. Army Corps of Engineers, Walla Walla District reminds visitors at Illia Dunes and Granite Point of posted rules and to recreate responsibly during the busy end-of-summer season.

13 Aug 2026

Yakima Delta Habitat Management Unit closure extended through Aug. 21

RICHLAND, Wash. – The U.S. Army Corps of Engineers has extended the temporary closure of the Columbia Park Trail parking lot and surrounding habitat at the Yakima Delta Habitat Management Unit through Aug. 21 for the ongoing Amon Creek restoration project.

10 Aug 2026

USACE temporarily closes recreation areas, habitat management units in response to area wildfires

STARBUCK, Wash. – The U.S. Army Corps of Engineers’ Walla Walla District has temporarily closed several recreation areas and habitat management units near Little Goose Lock and Dam because of active wildfires in the region.

6 Aug 2026

U.S. Army Corps of Engineers to begin seasonal Lucky Peak Reservoir drawdown on Aug. 10

BOISE, Idaho – The U.S. Army Corps of Engineers, Walla Walla District, in coordination with the Bureau of Reclamation, will begin the seasonal drawdown of Lucky Peak Reservoir on Monday, Aug. 10, in preparation for fall and winter operations.

5 Aug 2026

Goats return to Mill Creek for levee management

WALLA WALLA, Wash. – The Walla Walla District will use a herd of goats and sheep to remove weeds and other vegetation along the levees bordering the shoreline from the Mill Creek Diversion Dam downstream to the metal footbridge near the Mill Creek Office.

4 Aug 2026

Yakima Delta Habitat Management Unit to temporarily close for Amon Creek restoration

RICHLAND, Wash. – The U.S. Army Corps of Engineers has temporarily closed the Columbia Park Trail parking lot and surrounding habitat area at the Yakima Delta Habitat Management Unit from Aug. 4 to 14 to accommodate the start of a major ecosystem restoration project.

3 Aug 2026

Dworshak Dam to increase flows to support temperature stabilization

AHSAHKA, Idaho – Dworshak Dam water releases will gradually increase starting tonight, rising from approximately 8,700 cubic feet per second to 13,000 cfs by Friday, August 7.

29 Jul 2026

Mill Creek Fish Ladder Project reaches next milestone toward completion

WALLA WALLA, Wash. – Contractors recently completed construction of the upstream northeast and northwest retaining walls at the Mill Creek Fish Ladder Project. These walls will connect to the upstream gate wall and fish ladder exit, expected to be completed by October. The retaining walls will allow the project to enter its next phase without reinstalling a cofferdam during the upcoming high-water season.

23 Jul 2026

U.S. Army Corps of Engineers to begin seasonal Lucky Peak Reservoir drawdown

BOISE, Idaho — The U.S. Army Corps of Engineers, Walla Walla District, in coordination with the Bureau of Reclamation, plans to begin gradually lowering the pool elevation of Lucky Peak Reservoir during the week of Aug. 10 as part of normal seasonal water management operations.

22 Jul 2026

Water Follies visitors urged to protect shoreline vegetation

WALLA WALLA, Wash. – As the Tri-Cities prepares for the annual Water Follies, the U.S. Army Corps of Engineers, Walla Walla District, is reminding visitors that shoreline vegetation along the Columbia River serves an important purpose for fish, wildlife, and the health of our communities and the river ecosystem.