Core Insights - Several energy companies, including Valero and Phillips 66, have announced refinery closures in California due to regulatory challenges and operational losses [1][5][10] Refinery Closures - Valero Energy Corporation will close its Benicia refinery, which had a capacity of 170,000 barrels per day and employed over 400 people, and also evaluated its Wilmington refinery, which produced 15% of Southern California's asphalt supply [3][4] - Phillips 66 ended operations at its Los Angeles refineries, which spanned 650 acres and employed about 600 [5] - Chevron is relocating its headquarters from San Ramon to Houston, Texas, having operated in California since 1879 and employing over 2,000 people [6] Key Factors - Valero reported $1.1 billion in asset write-offs for its Benicia and Wilmington refineries in Q1 2025, while Chevron disclosed after-tax charges of $3.5 billion to $4 billion in Q4 2023, primarily due to asset impairments in California [8][9] - The regulatory environment in California has been cited as a significant factor for these closures, with policies aimed at reducing fossil fuel reliance over the past two decades [9][10] - California Assembly Bill AB X2-1, effective January 2025, allows the California Energy Commission to enforce minimum inventory levels for refiners, impacting profit margins [11][12] Potential Impact - The closure of Valero's Benicia refinery, which produced 4.5 to 4.7 million gallons of gasoline per day, could lead to fuel shortages and price spikes, especially if supply chains are disrupted [14][16] - California has the second-highest average gas prices in the U.S., with gasoline averaging $4.38 per gallon as of January 2025 [18] - Concerns have been raised about the impact of refinery closures on U.S. military installations in California, which may face jet fuel supply challenges [20][21] Legislative and Regulatory Considerations - Calls for legislative changes to support refiners and address the restrictive policies in California have been made, although success is uncertain [23]