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Brochures

The Great Lakes St. Lawrence Seaway System
Saint Lawrence Seaway Development Corporation (January 2015)
Brochure (pdf)

Studies & Reports

Economic Impacts Study

Martin Associates (July 2018)
Full Report (pdf)
Executive Summary (pdf)

Martin Associates (October 2011)
Full Report (pdf)
Executive Summary (pdf)

Latest News

Overall Shipments on the Great Lakes Were up in June

Senator Rob Portman Named 2019 Great Lakes Legislator of the Year

Great Lakes St. Lawrence Governors and Premiers Announce Steps to Protect our Waters and Grow our Regional Economy

Stay Informed




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