Key Takeaways PSX plans to produce CARB gasoline at its Ferndale refinery to boost California fuel supply. The move follows PSX's decision to shut down its 139,000 bpd Los Angeles refinery this year. PSX is working with state officials and exploring imports to maintain California market supply.Phillips 66 (PSX) , a leading integrated energy company, is considering producing CARB gasoline at its Ferndale refinery in Washington. CARB gasoline is a cleaner-burning fuel that can help improve air quality as it ...