The shipping season is almost over. But the ice in the harbor still needs clearing, and the U.S. Coast Guard Cutter Mackinaw was happy to help. She’s been assigned duty for Operation Taconite ...

The U.S. Coast Guard Cutter Mackinaw (WLBB 30) has started clearing ice in the Duluth-Superior Harbor as part of Operation Taconite to overcome the freezing weather in the region. An officer ...

The Mackinaw is the Coast Guard’s only heavy ice-breaker in the Great Lakes. The trip was not a straight shot to Chicago for the cutter’s crew. They got some work done along the way ...

The U.S. Coast Guard Cutter Mackinaw is assigned to manage western Lake Superior, specifically the twin ports of Duluth, Minnesota and Superior, Wisconsin. U.S. Coast Guard Cutter Mobile Bay is ...

The currently assigned areas for the U.S. Coast Guard Cutter Mackinaw and U.S. Coast Guard Cutter Mobile Bay are Lake Superior, Lake Michigan, St. Mary's River, the Straits of Mackinac and ...

Operation Taconite is the Coast Guard’s largest domestic icebreaking operation, officials said, with efforts taking place on Lake Superior, Lake Michigan, the St. Marys River, the Straits of Mackinac ...