2021 – #18: Bridge 5 at Côte Ste. Catherine Lock Unavailable – June 20th 2021

June 14, 2021

2021 – #17: Low Water Levels below St. Lambert Lock (Cancelled 2021/07/16)

June 11, 2021

2021 – #17 Increased Draft Due to Hogging

June 3, 2021

2021 – #16: Low Water Levels on Lake St-Louis (Cancelled 2021/07/19)

June 3, 2021

2021 – #15: Repairs Completed at the Emergency Wharf above CPR Bridge (Bridges 7a/7b)

May 31, 2021

2021 – #14: Linehandler training at MLO locks

May 26, 2021

Great Lakes St. Lawrence Seaway Development Corporation Unveils New Corporate Seal

May 13, 2021

2021 – #16 Speed Management Changes – Permanent

May 10, 2021

Great Lakes Seaway Announces Port Winners of 2020 Season “Pacesetter Award”

May 6, 2021

2021 – #4 Ship Chandler Interfaces with Ships at the Wharves in the Welland Canal

May 4, 2021

2021 – #3 Personnel Interfaces with Ships at the Locks in the Welland Canal

May 4, 2021

2021 – #15 Lockage Process without Mooring Lines

May 3, 2021

Pleasure Craft Lockage Season at Iroquois Lock

April 29, 2021

2021 – #2: Pleasure Craft Lockages in the Welland Canal

April 22, 2021

2021 – #2: Pleasure Craft Lockages at St. Lambert, Côte St. Catherine, Beauharnois and Iroquois Locks

April 22, 2021

Seaway Visitors’ Center to Remain Closed

April 14, 2021

2021 – #13: Emergency Wharf above CPR Bridge (Bridges 7a/7b) (Cancelled 2021/05/31)

April 7, 2021

St. Lawrence Seaway Begins Navigation Season

March 22, 2021

The St. Lawrence Seaway Ready to Welcome Marine Traffic and Contribute to Economic Recovery

March 22, 2021

2021 – #14 U.S. Coast Guard Security Boarding Location Change

March 19, 2021

2021 – #1: Pleasure Craft Lockage Season in the Welland Canal

March 18, 2021

2021 – #1: Pleasure Craft Lockage Season at the Canadian Locks

March 18, 2021

2021 – #12: High Spots – U.S. Sector IV

March 17, 2021

2021 – #11: Speed Restrictions at Galop Island

March 17, 2021

2021 – #2 Interfaces with Ships at the Wharves in the Welland Canal (Cancelled 2021/05/04)

March 12, 2021

2021 – #1 Interfaces with Ships at the Locks in the Welland Canal (Cancelled 2021/05/04)

March 12, 2021

2021 – #10: Operation of Bridges 7A & 7B (Cancelled 2021/08/20)

March 12, 2021

2021 – #9: Interfaces with Ships at Canadian Locks Under MARSEC 1

March 12, 2021

2021 – #8: Modifications to Ship Inspections

March 12, 2021

Restriction of Recreational Activities

March 12, 2021