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Posted inEnvironment, Government, Health & Welfare

Toxic legacy: Century-old tar plumes under Lake Superior stir health fears — and a cleanup could be years away

Millions of gallons of contaminated groundwater and thousands of gallons of gooey black coal tar lie underneath Ashland’s downtown waterfront. It is by far the thorniest cleanup of an old manufactured gas plant in Wisconsin — both because of the difficulty in cleaning it up, and in finding someone to pay for it.