2023 – #14 Closing of the 2023 Navigation Season

November 10, 2023

The St. Lawrence Seaway Management Corporation announces ratification of collective agreement with unionized employees

November 3, 2023

2023 – #3: Pleasure Craft Lockages in the Welland Canal Resume

November 1, 2023

2023 – #22 Linehandler Training at MLO Locks

November 1, 2023

2023 – #13 Seaway Traffic Re-Opening Plan Complete

November 1, 2023

2023 – #12 St. Lawrence Seaway Reopening as Tentative Agreement Reached with Union

October 29, 2023

St. Lawrence Seaway reopening as tentative agreement reached with union

October 29, 2023

Resumption of Seaway Negotiations

October 24, 2023

2023 – #19 Limited VHF Radio Communications (Cancelled 2023/10/30)

October 24, 2023

2023 – #11 Notification to All Vessels – SLSMC Unionized Employees on Strike

October 21, 2023

SLSMC Unionized Employees Strike Despite Efforts to Reach Fair and Competitive Labour Agreement

October 21, 2023

SLSMC Offers Fair Labour Agreement While UNIFOR Looks for Automotive-Type Settlement

October 21, 2023

The St. Lawrence Seaway Management Corporation 72-Hour Notice To Strike – Update

October 20, 2023

2023 – #2: Halt of Pleasure Craft Lockages in the Welland Canal

October 20, 2023

2023 – #10 Notification to All Vessels – Notice of Strike Received

October 19, 2023

UNIFOR Serves The St. Lawrence Seaway Management Corporation with a 72-Hour Strike Notice

October 18, 2023

2023 – #21 Speed Restrictions – MLO Section – Revision #5

October 16, 2023

2023 – #9 Notification to All Vessels

October 11, 2023

2023 – #20 Speed Restrictions – MLO Section – Revision #4 (Cancelled 2023/10/16)

September 29, 2023

2023 – #19 Linehandler Training at MLO Locks

September 28, 2023

2023 – #18 Shallow Depth Reported at the Approach Wall Below Lock 3 – Revision #2

September 27, 2023

Marine Traffic Resumes on St. Lawrence Seaway After Vessel Re-floating

September 26, 2023

Road incident on the Larocque bridge in the Beauharnois Canal

September 22, 2023

2023 – #18 Speed Restrictions – MLO Section – Revision #3 (Cancelled 2023/09/29)

September 22, 2023

2023 – #17 Linehandler Training at MLO Locks

September 15, 2023

2023 – #17 Linehandler Training in Welland Canal Locks

September 8, 2023

2023 – #16 East Flight Locks Out of Service

September 1, 2023

2023 – #15 Shallow Depths and Associated Restrictions in the Welland Canal

August 17, 2023

Seaway Announces Changes to Board of Directors

August 16, 2023

2023 – #14 Shallow Depth Reported at the Approach Wall Below Lock 3 – Revised (Cancelled 2023/09/27)

August 10, 2023