St. Lawrence Seaway Management CorporationSt. Lawrence Seaway Management Corporation

A 21st century transportation system employing leading edge technology

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Managing a shared resource for the benefit of all

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A 21st century transportation system employing leading edge technology

Learn more >

Managing a shared resource for the benefit of all

Learn more >

Commercial ShippingChevron image

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Bridge StatusChevron image

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Seaway MapChevron image

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The SeawayChevron image

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NewsChevron image

Notice of the 2020 Annual Meeting of Members of The St. Lawrence Seaway Management Corporation

Saint Lawrence Seaway Development Corporation Announces Port Winners of 2019 Season “Pacesetter Award”

FAQ - Navigating the Great Lakes St. Lawrence Seaway Under COVID-19 Updated : April 9, 2020

Pleasure Craft Lockages Suspended at Canadian Locks until Further Notice