COMMENT PERIOD ENDS | Proposed Air Quality Significant Permit Revision for Freeport-McMoRan Morenci Inc. in Greenlee County

On Sept 1, 2021, the public comment period ends for the proposal to issue Air Quality Control Significant Permit Revision No. 89504 to Freeport-McMoRan Morenci Inc. for the continued operation of the copper ore mining and processing operations facility located in Greenlee County. The public comment period began on Aug. 2, 2021.

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