Clean Air Act Operating Permit Program; Order on Petition for Objection to State Operating Permit for Phillips 66 Pipeline LLC, Denver Terminal

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Environmental Protection Agency [FRL-13542-01-R8] AGENCY: Environmental Protection Agency (EPA). ACTION: Notice of final order on petition. SUMMARY: The Environmental Protection Agency (EPA) Administrator signed an order dated May 19, 2026, denying a petition dated September 19, 2025, from the Center for Biological Diversity (CBD). The petition requested that the EPA object to a Clean Air Act (CAA) operating permit issued by the Colorado Department of Public Health and Environment (CDPHE) to Phillips 66 Pipeline LLC (P66) for its Denver Terminal facility located in Commerce City, Colorado. FOR FURTHER INFORMATION CONTACT: James Floyd, EPA Region Air and Radiation Division, EPA Region 8, 1595 Wynkoop Street, Mail code: 8ARD-AP-P, Denver, CO 80202, telephone number: (303) 312-6975, email address: floyd.james@epa.gov ; or Suman Kunwar, EPA Region 8 Air and Radiation Division, telephone number: (303) 312-6095, email address: kunwar.suman@epa.gov . The final order and petition are available electronically at: https://www.epa.gov/​title-v-operating-permits/​title-v-petition-database . SUPPLEMENTARY INFORMATION: The EPA received a petition from CBD dated September 19, 2025, requesting that the EPA object to the issuance of title V operating permit no. 96OPAD160, issued by CDPHE to P66—Denver Terminal in Commerce City, Colorado. On May 19. 2026, the EPA Administrator issued an order denying the petition. The order itself explains the basis for the EPA's decision. Se…