Navigation Notices: Pacific Rivers

Notice Number: 213473 / 26-17 Effective: 04/03/2026 00:15 thru 08/14/2026 17:00 PDT From 3 April through 14 August 2026, the lower Snake River reservoirs will operate within the Minimum Operating…

Notice Number: 213460/ 206-297-2821 Date: 03/30/2026 18:00 thru 04/24/2026 04:00 PDT Auxiliary Lock closures from 18:00 to 04:00, Monday through Thursday to allow contracted work in auxiliary lock machinery spaces.…

Notice Number: 213459/26-16 Date: 03/29/2026 00:15 thru 05/22/2026 17:00 PDT The contractor replacing bascule bridge machinery at McNary Lock and Dam must secure the bridge in the raised position during…

Notice Number: 213458/26-15 Date: 03/30/2026 06:30 thru 04/08/2026 16:30 PDT Beginning 0630 on 30 March 2026 and continuing thru 8 April 2026, the Little Goose navigation lock will be removed…

Notice Number: 213451 Effective: 03/01/2026 00:00 thru 03/21/2026 15:30 PDT The John Day Navigation Lock maintenance work has completed. The lock has been re-opened for traffic. //signed// Foster, Ross (more…)

Notice Number: 213054-2 Date: 02/19/2026 09:00 thru 02/19/2026 11:00 PST Bonneville Navigation Lock will be out of service Thursday 19 February from 0900-1100 for barge operations and sampling near Bonneville…

Notice Number: 213032 / 26-13 Effective: 02/17/2026 07:00 thru 02/17/2026 15:00 PST There will be slower lockages at the Lower Monumental navigation lock from 0700-1500 on Tuesday, 17 February 2026.…

Notice Number: 212977 / 26-12 Effective: 02/06/2026 07:00 thru 02/21/2026 23:45 PST The Ice Harbor navigation lock will remove one fill valve at a time from service starting 0700 on…

Notice Number: 212820-1 / 26-8a Effective: 01/09/2026 06:30 thru 01/14/2026 10:30 PST With the planned replacement of drain valve #1 scheduled to begin in January 2026, the Little Goose Lock…