EXTENDED COMMENT PERIOD ENDS | Preliminary Decision to Issue a State Water Quality Certification of a Federal Action to Resolution Copper Mining, LLC

On Friday, Nov. 13, 2020, the extended public comment period ends for the decision to issue a State 401 water quality certification to Resolution Copper Mining, LLC for the Skunk Camp Tailings Storage Facility project in Superior, Arizona. The comment period began on Sept. 30, 2020.

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