Correction: Corrected September 17, 2026: the water-level paragraph was withdrawn because this imported legacy edition does not retain its underlying gauge snapshot. Its numerical readings and navigation implications are unverified. NOAA measurement context.
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The Great Lakes shipping season is officially underway. The Soo Locks opened for traffic just after midnight Wednesday, and within hours the fleet was on the move. The Mesabi Miner departed Duluth on her first trip of the season, heading downbound for Cleveland. Meanwhile, two American Steamship Company 1,000-footers, the MV Indiana Harbor and Burns Harbor, left the Twin Ports after refueling, each bound for their respective loading docks at Two Harbors and Silver Bay on Lake Superior’s North Shore.
Not all openings go smoothly. The John G. Munson encountered engine trouble Wednesday morning while awaiting her turn at the locks. Tugs Colorado and Cheraw broke ice at the West Pier to bring her alongside for repairs. With the Munson out of the shipping channel, upbound traffic resumed, including the Paul R. Tregurtha and Kathy McKeil. By Wednesday afternoon, repairs were complete and the Munson resumed her voyage to Marquette to load ore. Farther down the system, the articulated tug-barge Dorothy Ann/Pathfinder arrived at Lorain, Ohio, with stone from Marblehead and unloaded at the Amrize dock Tuesday, the season’s first arrival at that port.
The original water-level paragraph has been withdrawn. This legacy edition was imported from a WordPress draft without the underlying gauge snapshot, so its numerical readings and navigation implications cannot be verified from the archived source data.
The season’s opening comes as the Great Lakes face questions about maximizing clean energy. Research highlighted by Great Lakes Now shows untapped potential in waste heat from sewers, data centers, and industrial facilities, a resource that could power communities while protecting the waters that sustain the shipping industry.