Wisconsin marks progress on river pollution cleanup

Two of Wisconsin’s most polluted sites on the Great Lakes are marking cleanup milestones, after the state Department of Natural Resources declared both waterways to be no longer impaired.

The Lower Menominee River and the St. Louis River are among five areas in the state designated as Areas of Concern and featured on a list of most contaminated sites on the Great Lakes. The department removed impairment designations for the two rivers in February, Wisconsin Public Radio reported...

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