Limestone Trade Up in June

Shipments of limestone on the Great Lakes totalled 3.8 million…

Limestone Trade

Shipments of limestone on the Great Lakes totalled 3.8 million tons in June, a slight increase from a year ago. This June’s loadings were also above the month’s 5-year average by 2.2 per cent.

Loadings out of U.S. quarries totalled nearly 3 million tons, an increase of 11.5 per cent compared to a year ago. Shipments from Canadian quarries totalled 829,618 tons, a decrease of 25.2 per cent.

Year-to-date the Lakes limestone trade stands at nearly 9.7 million tons, a decrease of 2.5 per cent compared to 2021. Loadings from Michigan and Ohio quarries increased 1.7 per cent from a year ago. Shipments from Ontario quarries total 2.1 million tons, a decrease of 15.4 per cent.


 2017 2018 2019 202020212022Average  2017-2021 
U.S. Ports 2,786,7843,238,1883,400,4402,475,9502,664,8952,970,1092,913,251
Canadian Ports 668,235854,516666,475728,330 1,108,564829,618805,224
Total 3,455,0194,092,7044,066,9153,204,2803,773,4593,799,7273,718,475


 2017 2018 2019 202020212022Average 2017-2021 
U.S. Ports 7,122,1727,707,2628,907,0687,216,8987,529,8277,659,3517,696,645
Canadian Ports 1,648,0721,663,3171,846,6961,775,9892,430,2672,054,8331,872,868
Total 8,770,2449,370,57910,753,7648,992,8879,960,0949,714,1849,569,514

U.S. ports: Calcite, MI; Cedarville, MI; Drummond Island, MI; Marblehead, OH; Port Inland, MI; and Presque Isle, MI. Canadian ports: Bruce Mines, Manitoulin Island, Port Colborne (from August 2017 on) and Smelter Bay (all Ontario).

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About Lake Carriers’ Association

Since 1880, Lake Carriers’ has represented the U.S.-flag Great Lakes fleet, which today can move more than 90 million tons of cargos annually that are the foundation of American industry, infrastructure, and power: iron ore, stone, coal, cement, and other dry bulk materials such as grain, salt, and sand. More information is available at

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