Lake Michigan

A stalemate between President Donald Trump and Illinois Gov. JB Pritzker that threatened a $1.2 billion plan to keep invasive carp from reaching the Great Lakes appears to have been settled after the Trump administration offered assurances it will cover its share of the costs

Environmental Protection Agency Director Lee Zeldin issued guidance to limit federal protections for wetlands last week that environmental advocates say will lead to more pollution in the Great Lakes

The operators of a historic ferry that carries traffic across Lake Michigan between Michigan and Wisconsin say it is out of service for the rest of the season after its ramp system was damaged in July.

A ferry carrying traffic across Lake Michigan has suspended trips indefinitely after a mechanical failure of its ramping system.

A large plume of toxic chemicals produced by a plant that manufactures firefighting foam has seeped through groundwater to Lake Michigan's Green Bay, scientists said Tuesday

Lake Michigan used to sit at a salinity level of one to two milligrams of chloride per liter of lake water. Now, that concentration has risen to nearly 15 milligrams per liter.

Canada informed a judge that it is invoking a 1977 treaty with the United States. That step should suspend a lawsuit by Michigan to shut down the pipeline.

Federal officials plan to designate a huge swath of Wisconsin's Lake Michigan coastline as a National Marine Sanctuary to protect historic shipwrecks in…