Marine Highway

The latest developments and news affecting operations, conditions, and improvements of the Great Lakes/St. Lawrence Seaway System.

New Water Standards: Updating International Great Lakes Datums to Reflect Lake Bottom Rebound

Since the last ice age, the earth’s crust beneath the Great Lakes has been expanding – rebounding from the weight of glaciers. After all, the Great Lakes were formed by... Read More

Doubling Maritime Trade: Experts Present Progress and Initiatives to Bolster Regional Shipping Business

Reducing environmental impacts, improving operational efficiency and creating a capable, technology-savvy workforce were among the topics addressed at the Conference of the Great Lakes St. Lawrence Governors and Premiers leadership... Read More

In Short: News from October–December 2021

Duluth Makes Way for More Containers Investments in intermodal connections and procedures to ensure homeland security compliance have increased the Port of Duluth’s Clure Public Marine Terminal capacity to handle... Read More