Notice
Underwater Inspections: Erie Canal - Tonawanda and Brewerton
Notice to Mariners
Erie Canal – Tonawanda and Brewerton
September 4, 2026
Mariners are advised of intermittent delays due to closures at locks during underwater inspections occurring on the Erie Canal on the following schedule:
Wednesday, September 9 – Webster Street Bridge (E-248) over the Erie Canal in Tonawanda – Pile Clusters and Fenders.
Thursday, September 10 – Erie Canal Lock E-23 in Brewerton – Southwest Approach Wall.
The inspection areas will be marked by commercial diver’s flags while divers are in the water. Boaters must come to a full stop, use caution, and proceed at a "No Wake" speed, and under no circumstances exceed 5 mph. Boaters must avoid inspection areas. Boaters should contact the lock operator to schedule times to pass through the lock.
Charts showing the affected areas can be found at: 14832t.png (1852×2600) and
The Canal Corporation urges all users and stakeholders to register to receive updates through the Notice to Mariners notification program by clicking here. This link is also used to unsubscribe.
For general news, please visit www.canals.ny.gov or follow the Canal Corporation on Facebook, Instagram, Twitter, or LinkedIn.
In case of emergencies, please call the Canal Corporation’s Emergency Call Center at 833-538-1042.