Notice to Navigators: Illinois River
Update: Chicago Lock Closure - Week of March 7th -
Jeremy “Shot” Tardy
Western Rivers Boat Management, Inc.
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.
Chief, Waterways Project Office
U.S. Army Corps of Engineers