Navigation Notice: Columbia River

Dive Operations at Bonneville Lock and Dam


NOTICE NUMBER: 18127 / 22-03
EFFECTIVE: 02/11/2022 07:00 thru 02/11/2022 16:00 PST


In preparation for the annual lock outage, diving operations will take place in both the upstream and downstream sills at Bonneville Lock and Dam on February 11, 2022, from 0700 to 1600. Delays in lockages may occur during this time.




Casey P. O'Donnell
Technical Manager for Navigation
Waterways Maintenance
USACE Portland District