Serving Northern St. Louis County, Minnesota

Keyword: sulfide mining
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Twin Metals field office in Ely.
Twin Metals announces plan to use dry-stack tailings disposal
ELY— Twin Metals Minnesota announced on Thursday that it plans to use a more modern form of tailings storage than has been permitted for the proposed PolyMet Mine near Hoyt Lakes. Known as the … more
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New questions are being raised about the adequacy of the water discharge permit for PolyMet following the release of comments from EPA staff that raised doubts about the compliance of the permit with federal law. The case is currently in litigation.
EPA releases long-sought comments on PolyMet permit
REGIONAL- After months of stonewalling, the federal Environmental Protection Agency has released staff comments that the agency had prepared for the state-issued water quality permit for PolyMet … more
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