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New York State Canal Corporation

Notice to Mariners

Oswego Canal – Phoenix to Oswego

August 8, 2023

Mariners are advised that the Oswego Canal from Lock O-1 in Phoenix to Lock O-7 in Oswego will be closed to navigation starting at 5:00 p.m. today, August 8th, due to high flows from recent heavy rainfall until further notice. Lock O-8 will remain operational until 10:00 p.m. in accordance with the normal operating schedule.

The Oswego Canal will reopen as water flows recede and conditions become safe for navigation to resume. Updates will follow. 

Features along the Oswego Canal are listed by mileage at

The Canal Corporation urges all users and stakeholders to register to receive updates through the Notice to Mariners notification program by clicking here.

For general news, please visit or follow the Canal Corporation on FacebookInstagramTwitter, or LinkedIn.

In case of emergencies, please call the Canal Corporation’s Emergency Call Center at 833-538-1042.