8 May 2024

Lower Monumental Dam closes public dam crossing May 13 through 21

KAHLOTUS, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings May 13 through 21 to perform maintenance.

16 Apr 2024

Lower Monumental Dam closes public dam crossing April 16 through 18

KAHLOTUS, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings April 16 through 18 to perform maintenance.

1 Apr 2024

Walla Walla District reopens navigation locks after extended outage; completes work on multiple BIL-funded projects

COLUMBIA & SNAKE RIVERS, Ore. & Wash. – The U.S. Army Corps of Engineers Walla Walla District reopened navigation locks on the Columbia and Snake rivers on March 29 after an eleven-week outage. This extended outage allowed the district to perform routine maintenance and to replace aged equipment to reduce the risk of asset failure.

13 Mar 2024

Lower Monumental Dam closes public dam crossing March 18 through 21

KAHLOTUS, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings March 18 through 21 to perform maintenance.

11 Dec 2023

23-058 Lower Monumental Dam closes public dam crossing Dec. 18 through 21 to perform maintenance

Kahlotus, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings Dec. 18 through 21 to perform maintenance.

10 Oct 2023

23-049 Lower Monumental Dam closes public dam crossing Oct. 16 through 19 to perform maintenance

Kahlotus, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings Oct. 16 through 19 to perform maintenance.

8 Sep 2023

23-046 Lower Monumental Dam closes public dam crossing Sept 11 through 28 to perform maintenance

Kahlotus, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings Sept. 11 through 28 to perform maintenance.

29 Aug 2023

23-044 Lower Monumental Dam closes public dam crossing Sept 6 to perform maintenance

Kahlotus, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings Sept. 6 to perform maintenance.

22 Mar 2023

23-022 Lower Monumental Dam closes public dam crossing March 28 to perform maintenance

Kahlotus, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings on March 28 to perform maintenance.

2 Sep 2022

22-062 Lower Monumental Dam closes public dam crossing to perform spillway maintenance

Kahlotus, Wash. – Officials at Lower Monumental Lock and Dam are closing dam crossings to the public from Sept. 12 to Sept. 25 in order to perform spillway maintenance.