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Duluth Seaway Port Authority Logo

BUSINESS

Great Lakes-St. Lawrence Seaway System
|
Port Operations and Facilities
|
Cargo and Trade
|
Great Lakes Cruises

COMMUNITY

Maritime Activities
|
Economic Impact Studies
|
Environment and Sustainability

INFORMATION

About Us
|
Port History
|
Port Statistics
|
Port Directory
|
Public Notices
|
News and Updates

CONTACT US

Festival of Sail Duluth 2025 is scheduled for July 10-13. More information at https://festofsailduluth.com/

Page header image of an ore ship on Lake Superior

Navigation Season / Tonnage Reports

2025

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2024

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2023

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2021

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Historical Tonnage Figures Since 1871
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News Icon MORE NEWS

NEWS

Duluth Seaway Port Authority ranks among leaders in Green Marine environmental report

(06/12/2025)

Beardsley appointed as executive director

(05/28/2025)

CONTACT US

802 Garfield Avenue
Duluth, MN USA 55802

Telephone:
218-727-8525

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