Skip to Main Content
Skip to Navigation
Skip to Main Content
Skip to Navigation
New York State Canal Corporation

Notice to Mariners

Oswego Canal – Oswego Harborfest and Fireworks

July 26, 2023


Mariners are advised that Oswego Canal Locks O-6 and O-7 in Oswego will remain open past standard hours until 10 p.m. on the following schedule to accommodate spectator vessels leaving events.

  • July 27th 
  • July 28th
  • July 29th – Locks O-6, O-7, and O-8 will remain open for the fireworks display, with southbound traffic only from 10:00 p.m. to midnight.
  • July 30th


Details about Harborfest can be found at

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.