Shipments of iron ore from U.S. ports on the Great Lakes decreased 14.2% from 2024 to 4.7 million tons in September. Shipments were below the month’s 5-year average by 7.4%. Year-to-date, the iron ore trade stands at 31.4 million tons, a 14% decrease compared to last year.

Shipments of limestone on the Great Lakes totaled 3.3 million tons in September, a decrease of 11.5% compared to 2024. Limestone cargos were also below the month’s 5-year average by 6%. Loadings from U.S. quarries decreased 13.5% and Canadian quarries decreased 2.3%.

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Iron ore shipments on the Great Lakes in August totaled 5 million tons, a 9.1 percent decrease compared to last year. Shipments were below the month’s 5-year average by 2 percent.

Shipments of limestone on the Great Lakes totaled 3.6 million tons in August, a decrease of 3% from 2024. Loadings from U.S. quarries totaled 2.95 million tons, an increase of 1.8%. Shipments from Canadian quarries totaled 647,403 tons, representing a 20% decrease.

The Jones Act is the keel of America's maritime power. By requiring goods shipped between U.S. ports to be on one of America's 40,000 US-crewed, -built & -flagged vessels, it supports our shipbuilding industry and provides a pipeline of skilled mariners for our military.🇺🇸⚓️

On Monday, August 18, 2025, the Great Lakes Maritime Task Force (GLMTF) recognized Michigan Congresswoman Lisa McClain for her efforts advocating for the Great Lakes Navigation System and those who live and work on or near the Fourth Sea Coast.

Shipments of limestone on the Great Lakes totaled 3.5 million tons in July, a decrease of less than one percent compared to 2024. The trade was below the month’s 5-year average by 6.7 percent.

Shipments of iron ore on the Great Lakes totaled 5.1 million tons in July, a decrease of 10.9 percent compared to 2024. Shipments were below the month’s 5-year average by 1.7 percent. Year-to-date the iron ore trade stands at 21.8 million tons, a decrease of 14.9 percent.

Impressive numbers for the U.S. maritime sector: 🚢 40,000 U.S.-flagged vessels 🛠️ 154 private shipyards 🏗️ 300+ ship repair yards 👷 650,000 Jones Act jobs! Support our economy & national security, Support the Jones Act! 🇺🇸

American maritime companies need the leadership and reliability that veterans bring. This #NationalHireAVeteranDay, employers can take a step forward and post jobs through the #MilitaryToMaritime program. Connect skilled vets with family-wage careers! https://t.co/gOeGfFFFet

Thank you, President @RealDonaldTrump 🇺🇸 For standing with America’s shipbuilders, mariners, and the Jones Act. Your support ensures American maritime dominance for generations to come.

Shipments of iron ore on the Great Lakes totaled 4.9 million tons in June, a decrease of 9.6% from 2024. Shipments were 1.2% below the month’s 5-year average. Year-to-date the iron ore trade stands at 16.6 million tons, a decrease of 16.1% compared to the previous year’s total.

Shipments of limestone on the Great Lakes totaled 3.5 million tons in June, an increase of 6.5% from 2024. U.S. quarries totaled 2.9 million tons, an increase of 12.2% compared to last year. Shipments from Canadian quarries totaled 639,301 tons, a decrease of 13.4%.

In our latest podcast, Jim Weakley of the @lcaships unpacks how the Great Lakes move America and why U.S.-flagged lakers are vital to both the U.S. economy and national defense. 🇺🇸 🎧 Listen now: https://t.co/mx9wwENHIE

While the House-passed version of the One Big Beautiful Bill supports the Coast Guard’s request for a Great Lakes icebreaker, the current Senate language cut it while funding other icebreakers. Today, I led my House colleagues from across the Great Lakes region in asking the

Exciting news for the Great Lakes Navigation System! https://t.co/ioCHvzfl6y

Shipments of iron ore from U.S. Great Lakes ports totaled 5 million tons in May, a decrease of 7.7 percent compared to 2024. Shipments were 3.1 percent below the month’s 5-year average.

Shipments of limestone on the Great Lakes totaled 3.6 million tons in May, a decrease of 6.8 percent compared to a year ago. May’s loadings were above the month’s 5-year average by 1.1 percent.

Iron ore shipments on the Great Lakes totaled 3.7 million tons in April, a decrease of 18.7 percent compared to 2024. Shipments were 19.1 percent below the month’s 5-year average.