California Refineries Information regarding current activities related to refineries conducted at the state and local air district levels Categories Topics Fuels Programs Fuels Program Type Information Contact Fuels Program Email fuels@arb.ca.gov General InformationCurrently, there are 15 refineries in California that produce transportation fuel1 (Updated July 14, 2020)Southern California: (South Coast Air Quality Management District) Marathon Petroleum (Carson)Chevron (El Segundo)Marathon Petroleum (Wilmington)PBF Energy (Torrance)Valero (Wilmington)AltAir Paramount, LLC (Paramount)Phillips 66 (Wilmington)Northern California: (Bay Area Air Quality Management District)Chevron (Richmond)PBF Energy (Martinez)Phillips 66 (Rodeo)Marathon Petroleum (Martinez)Valero (Benicia)Central California: (San Joaquin Valley Unified Air Pollution Control District)Alon (Bakersfield)Kern Oil and Refining Company (Bakersfield)San Joaquin Refining Company (Bakersfield)There are four refineries in California that currently do not produce transportation fuel1. Central Coast California: (Santa Barbara County Air Pollution Control District)Phillips 66 (Santa Maria)Greka Energy Company (Santa Maria)Southern California: (South Coast Air Quality Management District)World Oil Refining (Lunday Thagard) (South Gate)Valero Wilmington Asphalt Refinery (Wilmington)For the California Oil refineries and their statistics and data, please visit the California Energy Commission's Refinery website.1Source: California Energy Commission's Refinery websiteOutreach and Emergency Response ProgramCalifornia Refineries Outreach Programs and Emergency Response PlansStaff Report and Appendices A-GStaff ReportAppendix AAppendix BAppendix CAppendix DAppendix EAppendix FAppendix GEmission Impacts of RefineriesAssessment of the Local and Regional Emission Impacts from CaRFG2 and Related Clean Fuels Refinery ModificationsStaff Report and Appendices A-QStaff ReportAppendix AAppendix BAppendix CAppendix DAppendix EAppendix FAppendix GAppendix HAppendix IAppendix JAppendix KAppendix LAppendix MAppendix NAppendix OAppendix PAppendix QCalifornia Emission Inventory DatabaseLocal Air District ActivitiesCARB Evaluation of Penalty Assessment at RefineriesStaff Report and Appendices A-CBay Area AQMD Refinery Control Measures and Further StudiesCARB Evaluation of Refinery Wastewater Systems for Bay Area RefineriesSouth Coast AQMD Rules including Refinery Specific RulesSan Joaquin Valley APCD Rules including Refinery Specific RulesRelated LinksCA Strategy to Reduce Petroleum Dependence (AB 2076) - Joint Report of CEC and CARB (August 2003). For more information please visit the California Energy Commission websiteCARB Fuels Email ListIf you would like to receive an email when changes are made to the fuel specifications area of this website, you can subscribe to the Fuels Email List. Related Resources Non-Vehicular Diesel Engine Risk Assessment Guidance Renewable Diesel Agriculture Engine Emissions Testing California Reformulated Gasoline Regulatory Advisory (September 2023)