2025 – #7 Wind Assisted Propulsion System

March 13, 2025

2025 – #6 Ships at Wharves in the Seaway

March 13, 2025

2025 – #5 Passing Entries

March 13, 2025

2025 – #4 Draft Information System Audits and Requirements

March 13, 2025

2025 – #3 General Notice

March 13, 2025

2025 – #3 Operations of Bridges 7A & 7B

March 13, 2025

2025 – #2 Interfaces with Ships at Canadian Locks Under MARSEC 1

March 13, 2025

2025 – #1 General Instructions

March 13, 2025

Ice-Clearing Activities Along The St. Lawrence River

March 7, 2025

St. Lawrence Seaway Cargo Movements Total 37 Million Tonnes During 2024 Navigation Season

February 28, 2025

2025 – #2 Opening / Closing Dates of the 2025 Navigation Season and Maximum Allowable Drafts

February 20, 2025

2025 – #1 Ship Inspection Fees

February 4, 2025

2025 Increase of Seaway Tariffs

January 20, 2025

2024 Closing- Seaway Radio Message #27

January 8, 2025

2024 Closing- Seaway Radio Message #26

January 7, 2025

2024 Closing- Seaway Radio Message #25

January 6, 2025

2024 – #21 Planned Outage at Lock 7 – Revised

January 6, 2025

2024 Closing- Seaway Radio Message #24

January 5, 2025

2024 Closing- Seaway Radio Message #23

January 4, 2025

2024 Closing- Seaway Radio Message #22

January 3, 2025

2024 – #20 Planned Outage at Lock 7 – Revised (Cancelled 2025/01/06)

January 2, 2025

2024 Closing- Seaway Radio Message #21

January 2, 2025

2024 Closing- Seaway Radio Message #20

January 1, 2025

2024 Closing- Seaway Radio Message #19

December 31, 2024

2024 Closing- Seaway Radio Message #18

December 30, 2024

2024 Closing- Seaway Radio Message #17

December 29, 2024

2024 Closing- Seaway Radio Message #16

December 28, 2024

2024 Closing- Seaway Radio Message #15

December 27, 2024

2024 Closing- Seaway Radio Message #14

December 26, 2024

2024 Closing- Seaway Radio Message #13

December 25, 2024