Tainter Valve Repairs at McNary Navigation Lock

Notice Number: 201294/22-28

Date: 09/13/2022 12:00 thru 10/13/2022 17:00

The McNary navigation lock tainter valve #1 will remain out of service until extensive repairs can be completed to valve seals that were damaged during operation of the lock. Repairs are estimated to be completed by 1700 on 13 October 2022. Until repairs are finished, lockages are predicted to require an additional 15-20 minutes to complete.

Project affected: McNary Lock and Dam, located at Columbia River Mile 292.

For additional information contact the McNary Chief Operator at 541-922-2231, Call Sign: WUJ41 or NWW Operations Division at (509) 527-7364.


Kenny Koebberling
Navigation Business Line Manager
Walla Walla District