Navigation lock notices can be found here:
Notices to Navigation Interests (NTNI) site
Type the NTNI number (listed in parenthesis) into the search bar to bring up the notice you're after. Searches can also be made by river and river basin.
Most recent notices:
22-21 (20227) Walla Walla District Summer Recreational Vessel Lockage Schedule
22-19a (19568-1) Amendment to Little Goose Navigation Lock Closures
22-20 (19647) Caution Recommended at Lower Monumental
22-19 (19568) Little Goose Navigation Lock Closures
22-14b (19006-2) Second Amendment to Lower Monumental Floating Guide Wall Restrictions
22-14a (19006-1) Amendment to Lower Monumental Floating Guide Wall Restrictions
22-18 (19468) Little Goose Upstream Guide Wall Restrictions
22-16a (19008-1) Amendment to Slower Closures at Lower Granite
22-17 (19188) Walla Walla District Minimum Operating Pool (Mop) Operations and Spring Spill Operations
22-02c (16731-3) Third Amendment to 2022 Walla Walla and Portland Districts Maintenance Outage
22-16 (19008) Slower Closures at Lower Granite
22-15 (19007) Slower Lockages at Lower Granite
22-14 (19006) Lower Monumental Floating Guide Wall Restrictions
22-13 (18986) Lower Granite Floating Guide Wall Restrictions
22-02b (16731-2) Second Amendment to 2022 Walla Walla and Portland Districts Maintenance Outage
22-12a (18889-1) Amendment to Lockage Delays at McNary
22-12 (18889) Lockage Delays at McNary
22-11 (18906) Lockage Delays at Little Goose
22-10 (18246) Lockage Delays at Lower Granite
22-09 (18113) Lower Monumental Lock Closures
22-02a (16731-1) Amendment to 2022 Walla Walla and Portland Districts Maintenance Outage
22-04b (17526-2) Amendment to Lock Outages At Little Goose Navigation Lock
22-03a (16906-1) Amendment to Lower Monumental and Little Goose Floating Guide Wall Restrictions
22-08 (18086) McNary Lock Outage
22-04a (17526-1) Amendment to Lock Outages At Little Goose Navigation Lock
22-07 (17686) Military Training at McNary Lock and Dam
22-05a (17566-1) Little Goose Navigation Lock Returned to Full Service
22-06 (17586) Slower Lockages at Ice Harbor
22-05 (17566) Unscheduled Navigation Lock Outage at Little Goose
22-04 (17526) Lock Outages At Little Goose Navigation Lock
22-01a (16688-1) Amendment to Ice Harbor Navigation Lock Closures
22-03 (16906) Lower Monumental and Little Goose Floating Guide Wall Restrictions
22-02 (16731) 2022 Walla Walla and Portland Districts Maintenance Outage
22-01 (16688) Ice Harbor Navigation Lock Closures