EPA weakens mercury air toxics limit for North Carolina acid plant

October 30, 2020
EPA has weakened its Obama-era mercury air toxics limit for a phosphoric acid plant in the election swing state of North Carolina, granting a petition that the facility owner filed in 2016 seeking more-lenient regulation. In a final rule signed by EPA Administrator Andrew Wheeler on Oct. 29 ahead of its publication in the Federal Register , the agency announces it is weakening the maximum achievable control technology (MACT) air toxics standard for phosphoric acid manufacturing. The standard affects only...


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