Shipments of limestone on the Great Lakes totaled 28.3 million tons in 2024, a decrease of 3.9 percent compared to 2023. 2024’s loadings were below the trade’s 5-year average by 2.9 percent.
Loadings from U.S. quarries decreased 3.4 percent from the prior year to 22.8 million tons. Shipments from U.S. quarries were also below their 5-year average by 2.4 percent.
Shipments from Canadian quarries totaled 5.4 million tons, a decrease of 5.7 percent compared to 2023 and 5 percent below the 5-year average.