29 Mar 2021

The Dalles lock set to open after emergency repairs

The Dalles Lock and Dam navigation lock will return to service March 31 at 6:30 a.m. Technicians are finalizing repairs on cracking engineers found in the downstream miter gate during annual inspections. This return to service is 36 hours earlier than officials initially predicted.

18 Mar 2021

Unexpected damage extends navigation lock outage at The Dalles Dam

Technicians inspecting the navigation lock at The Dalles Dam found cracking in the downstream miter gate during an annual inspection March 10. U.S. Army Corps of Engineers officials believe vibration, improper sealing and gate misalignment likely caused the damage.

15 Mar 2021

Corps considers plan to reduce Detroit Reservoir maximum pool elevation

Portland District, U.S. Army Corps of Engineers considers a plan to reduce Detroit Reservoir’s maximum pool elevation by five feet beginning this summer to reduce the likelihood of overstressing the spillway gates during a large earthquake, which might impact boat ramp access in some years.

1 Mar 2021

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

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.