Clean Air Act Operating Permit Program; Order on Petition for Objection to State Operating Permits for Bonanza Creek Energy Operating Company, LLC-Antelope CPF 13-21 Production Facility, State Antelope O-1 Central Production Facility, State North Platte 42-26 Central Production Facility and State Pronghorn 41-32 Central Production Facility

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-13283-01-R8] AGENCY: Environmental Protection Agency (EPA). ACTION: Notice of final order on petition. SUMMARY: The Environmental Protection Agency (EPA) Administrator signed an order dated December 10, 2025, denying a petition dated May 19, 2025, from the Center for Biological Diversity (CBD). The petition requested that the EPA object to Clean Air Act (CAA) operating permits issued by the Colorado Department of Public Health and Environment (CDPHE) to Bonanza Creek Energy Operating Company, LLC for its Antelope CPF 13-21 Production Facility, State Antelope O-1 Central Production Facility, State North Platte 42-26 Central Production Facility, and State Pronghorn 41-32 Central Production Facility located in Weld County, Colorado. FOR FURTHER INFORMATION CONTACT: Matt Pollard, Air and Radiation Division, EPA Region 8, 1595 Wynkoop Street, Mail Code: 8ARD-AP-P, Denver, CO 80202, telephone number: (303) 312-6878, email address: pollard.matthew@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 May 19, 2025, requesting that the EPA object to the issuance of operating permit nos. 20OPWE417, 20OPWE418, 20OPWE419, and 20OPWE420 issued by CDPHE to Bonanza Creek Energy Operating Company, LLC in Weld County, Colorado. On December 10, 2025, the EPA Administrator issued an or…