WASHINGTON, June 22 -- Environmental Protection Agency has issued a notice called: Clean Air Act Operating Permit Program; Petition for Objection to State Operating Permit for ExxonMobil Corporation, Harris County, Texas.

The notice was published in the Federal Register on June 22 by James McDonald, Director, Air and Radiation Division, Region 6.

Summary: The Environmental Protection Agency (EPA) Administrator signed an Order dated May 27, 2026, denying a petition dated November 12, 2025, from the Harris County Attorney's Office (the Petitioner). The petition requested that the EPA object to a Clean Air Act (CAA) title V operating permit issued by the Texas Commission on Environmental Quality (TCEQ) to the ExxonMobil Corporation, for its ...