Back to HomeSt. Lawrence Seaway Management Corporation

2026 – #15 Linehandler Training at MLO and GLS Locks

July 7, 2026

2026 – #14 Reminder: Pleasure Craft Lockage Schedule for the South Shore Canal Locks, Beauharnois Locks and Iroquois Lock

July 2, 2026

2026 – #13 Fireworks at La Ronde – Port of Montreal

June 30, 2026

2026 – #12 Linehandler Training at MLO and GLS Locks

June 26, 2026

2026 – #11 Linehandler Training at MLO and GLS Locks

June 19, 2026

Notice of The 2026 Annual Meeting of Members of The St. Lawrence Seaway Management Corporation

June 12, 2026

2026 – #13 Commissioning of the Hands Free Mooring System at Lock 8

June 11, 2026

2026 – #10 Linehandler Training at MLO and GLS Locks

June 8, 2026

2026 – #7 New Seaway Speed Restrictions and Limitations Summary Web Page

June 1, 2026

2026 – #12 Transits to Dry Dock or Wharf 52A in The Welland Canal

May 14, 2026

2026 – #11 Revised Passing Entry Procedure Below Lock 2

May 12, 2026

2026 – #9 Linehandler Training at MLO and GLS Locks

May 4, 2026

Clarence Street Bridge Reopens to Vehicle and Pedestrian Traffic

April 27, 2026

2026 – #10 Bridge 21 – Fully Operational

April 25, 2026

Update on Clarence Street Bridge (Bridge 21) in Port Colborne

April 22, 2026

2026 – #2: On-Line Reservation System Availability

April 22, 2026

2026 – #9 Bridge 21 – Ongoing Assessments and Potential Delays

April 20, 2026

2026 – #8 Request to Reduce Speed in Sensitive Areas

April 17, 2026

2026 – #1: 2026 Pleasure Craft Lockage Season (Canadian Locks)

April 17, 2026

Update on Clarence Street Bridge (Bridge 21) in Port Colborne

April 17, 2026

2026 – #1: 2026 Pleasure Craft Lockage Season in the Welland Canal

April 17, 2026

Incident at Clarence Street Bridge (Bridge 21) in Port Colborne

April 16, 2026

2026 – #8 West Flight Locks Back in Service (This notice rescinds Notice to Shipping #6)

April 7, 2026

2026 – #6 Cancellation of Transit Restrictions at Opening

April 2, 2026

2026 – #5 Maximum Permissible Draft – Montreal to Lake Ontario

April 2, 2026

2026 – #7 Work on Valleyfield Bridge (Bridge 10) – April 11-12, 2026

April 2, 2026

2026 – #7 Revised Shallow Depths and Associated Restrictions in the Welland Canal

April 1, 2026

2026 Opening – Seaway Radio Message #9

April 1, 2026

2026 Opening – Seaway Radio Message #8

March 31, 2026

2026 – #6 West Flight Locks Out of Service(Cancelled 2026/04/07)

March 31, 2026