Notice to Navigators: Illinois River

Update: Chicago Lock Closure - Week of March 7th -


As info…


Jeremy “Shot” Tardy
Western Rivers Boat Management, Inc.
Office:  270.444.4772
Mobile:  270.933.8056



Chicago Harbor Lock Closures for Surveys & Dive Inspections:


Tuesday 08 March 2022 1000-1500

Thursday 10 March 2022 0800-1600


Official NTNI will be released in the next 24 hours.


Michael Walsh
Chief, Waterways Project Office
U.S. Army Corps of Engineers
Chicago District
(815) 510-0361