Environment & Energy Report

Minnesota Mine Near Lake Superior Holds Faulty Permit, Suit Says

Sept. 11, 2019, 4:52 PM

The U.S. Army Corps of Engineers improperly granted an individual discharge permit to a proposed open-pit mine in Minnesota’s Lake Superior watershed, a new complaint alleges.

The construction of the Northmet Mine is slated to dredge and fill 930 acres of high-biodiversity wetlands at the headwaters of the Partridge River, which feeds into the St. Louis River before flowing into Lake Superior, according to the Sept. 10 complaint. The mining project is allegedly the largest permitted dredging and filling of wetlands in the state’s history.

The agency is accused of failing to comply with the notice and comment procedures required...

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