23 Oct 2024

USACE invites public comments on the Lucky Peak Master Plan; Public meeting to be held Nov. 4

BOISE, Idaho – The U.S. Army Corps of Engineers, Walla Walla District invites your review and comments regarding the revised draft Lucky Peak Project Master Plan with accompanying Finding of No Significant Impact (FONSI) and Environmental Assessment (EA).

21 Oct 2024

Lower Monumental Dam Extends Public Crossing Closure Through November 14

KAHLOTUS, Wash. – Officials at Lower Monumental Lock and Dam have extended the previously announced public crossing closure through November 14. The closure is still set to begin on October 28.

17 Oct 2024

Lower Monumental Dam closes public dam crossing October 28 through November 7

KAHLOTUS, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings October 28 through November 7 for crane removal and maintenance.

14 Jan 2022

22-005 Columbia and Snake river navigation locks will close in February for annual maintenance

COLUMBIA & SNAKE RIVERS, Ore. & Wash. – The U.S. Army Corps of Engineers’ Walla Walla District will close the District’s navigation locks on the Columbia and Snake rivers in February for regularly-scheduled annual inspections, preventative maintenance and repairs.

1 Mar 2021

21-006 Columbia and Snake river navigation locks will close March 6 for annual maintenance

COLUMBIA & SNAKE RIVERS, Ore. & Wash. – The U.S. Army Corps of Engineers’ Portland and Walla Walla districts will close all Corps navigation locks on the Columbia and Snake rivers March 6 at 6 a.m. for regularly-scheduled annual inspections, preventative maintenance and repairs.

2 Apr 2019

Corps begins spring spill operations with new flexibility to benefit fish and hydropower

The U.S. Army Corps of Engineers will begin implementing its 2019 Fish Operations Plan at the four lower Snake River dams April 3, and at the lower Columbia River dams April 10. The 2019 plan includes spill and transport operations for the spring and summer juvenile fish passage seasons at these dams, as specified in the NOAA Fisheries 2019 Columbia River System Biological Opinion.