St-Lawrence Seaway Closing of the 2015 Navigation Season

Mariners are reminded that there is always a possibility that severe climatic conditions may occur during the closing period. Should this happen, there is a chance that the dates outlined below, for the Montreal-Lake Ontario Section or the Welland Canal, may change.

Closing Dates:

Montreal-Lake Ontario Section

The Corporations have decided to waive the operational surcharges on December 21, 22, 23 and 24. Any transit of the Montreal-Lake Ontario section of the Seaway after 23:59 hours, December 24, if permitted, will be subject to prior written agreement. Arrangements are to be made at the St. Lambert office. Vessels will be allowed to transit the Montreal-Lake Ontario section of the Seaway up to 23:59 hours on December 30th, operating conditions permitting.

Welland Canal

The Welland Canal will remain open until 23:59 hours on December 26th. Any transits of the Welland Canal after 23:59 hours, December 26th, if permitted, will be subject to prior written agreement. Arrangements are to be made at our St. Catharines office. Vessels will be allowed to transit the Welland Canal up to 23:59 hours on December 30th, operating conditions permitting.

Sault Ste. Marie Locks and Canal (United States)

Closing of the Sault Ste. Marie Locks (U.S.A.) is currently scheduled for January 15, 2016.

Ports East of Montreal

Vessel owners and operators are advised that there are a number of ports east of the Seaway (St. Lambert Lock) on the St. Lawrence River that remain open to navigation during the winter months.

Note that the Seaway Practices and Procedure (Seaway Handbook), Part X, Section 96 and 97 outline the Navigation Closing Procedures.