Great Lakes iron ore trade was up in October while limestone trade dropped

November 05, 2026

The Lake Carriers' Association reports that shipments of iron ore on the Great Lakes increased 11.4 percent in October, from last year, to a total of 4.9 million tons. Shipments were 1.5 percent above the month's 5-year average.

Year-to-date, the iron ore trade stands at 37.1 million tons, an increase of 3.5 percent compared to October 2025. Through October, iron ore loadings are 5.2 percent below their 5-year average.

October U.S. shipments of limestone on the Great Lakes decreased 7.8 percent from 2025 to 2.95 million tons. Limestone cargos were below the month's 5-year average by 17.3 percent.

Year-to-date, the limestone trade stands at 18.8 million tons, a decrease of 17.7 percent compared to last year and 22.4 percent below the month's 5-year average.