The Environmental Protection Agency (EPA) is taking final action to approve revisions to the Arizona State Implementation Plan (SIP). These revisions concern emissions of lead and sulfur dioxide (SO2 ) from the copper smelter at Hayden, AZ and SO2 from the copper smelter at Miami, AZ. We are approving local rules that regulate these emission sources under the Clean Air Act (CAA or the Act).
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Air Plan Approval; Arizona; Hayden and Miami Areas; Lead and Sulfur Dioxide Control Measures-Copper Smelters
The Environmental Protection Agency (EPA) is taking final action to approve revisions to the Arizona State Implementation Plan (SIP). These revisions concern emissions of lead a...
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83 FR 56736
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“Air Plan Approval; Arizona; Hayden and Miami Areas; Lead and Sulfur Dioxide Control Measures-Copper Smelters,” thefederalregister.org (November 14, 2018), https://thefederalregister.org/documents/2018-24743/air-plan-approval-arizona-hayden-and-miami-areas-lead-and-sulfur-dioxide-control-measures-copper-smelters.