Shipments of limestone on the Great Lakes totaled 28.4 million tons in 2018, an increase of 1.3 percent compared to 2017. 2018’s loadings were also 2.8 percent above the trade’s 5-year average.
Loadings from U.S. quarries totaled 23.45 million tons, an increase of 1.2 percent compared to 2017. Shipments from U.S. quarries also topped their 5-year average by a like percent.
Shipments from Canadian quarries totaled 4.9 million tons, an increase of 1.7 percent from 2017, and 10.8 percent better than their 5-year average.