WASHINGTON, July 16 -- Environmental Protection Agency has issued a notice called: Clean Air Act Operating Permit Program; Order on Petition for Objection to State Operating Permit for Mitsubishi Chemical America, Inc, MCA Geismar Site.

The notice was published in the Federal Register on July 16 by James McDonald, Director, Air and Radiation Division, Region 6.

Summary: The Environmental Protection Agency (EPA) Administrator signed an order dated June 9, 2026, denying a petition dated September 9, 2024, from RISE St. James, Healthy Gulf, Louisiana Bucket Brigade, Sierra Club, and Earthjustice (Petitioners). The petition requested that the EPA object to a Clean Air Act (CAA) title V operating permit issued by the Louisiana Department of En...