Federal regulations
- 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 FacilityApril 10, 2026
EPA Administrator denied a petition to object to Colorado operating permits for four Bonanza Creek Energy production facilities in Weld County; petition denial order signed December 10, 2025.