Great Lakes Limestone and Iron Ore Trade Down in May
Loadings from U.S. quarries decreased 6.9% compared to 2024 to 2.9 million tons. Shipments from Canadian quarries totaled 688,697 tons, a decrease of 6.2%.
Year-to-date, limestone trade on the Great Lakes stands at 5.6 million tons, down 13.2% from one year ago.
Shipments of iron ore from U.S. Great Lakes ports were also down in May. The Lakes Carriers’ Association reported that iron ore shipments from U.S. Great Lakes ports totaled 5 million tons in May, a decrease of 7.7% compared to 2024. Shipments were 3.1% below the month’s 5-year average.

Year-to-date, shipments of iron ore stand at 11.7 million tons, down 18.6% compared to one year ago.
Advancing Agricultural Prosperity Among Great Lakes Shippers and Suppliers
Meeting for the second time in Grand Rapids, Michigan, on Dec. 4, 2025, the Great Lakes Alliance for Sustainable Shipping (GLASS) drew more than 80 attendees from across the Midwest agriculture and transportation industries. Those attending included trucking companies, marine... Read More
Great Lakes Iron Ore Trade Nearly Matches January 2025
Iron Ore shipments on the Great Lakes totaled 2 million tons in January. According to the Lake Carriers’ Association, this total is a near match to 2025. Loadings were below... Read More

