Firefighters were still pouring water Friday morning onto a fire that broke out the night before at a Chevron oil refinery just outside Los Angeles, sending towering flames into the air that were ...

An El Segundo refinery fire has renewed questions about who is investigating the state’s oil industry after serious accidents ...

The Bay Area Air District leveled its $372,500 fine on the Marathon Martinez Refinery, which has its headquarters on Solano ...

Valero’s refinery and the Phillips 66 plant in Southern ... but so far they’ve had no success. Chevron, whose refineries in El Segundo and Richmond have about a third of the state’s refining capacity, ...

California’s Democratic leaders have created conditions for economic cataclysm if more production capacity is lost.

Late Thursday night, a massive explosion and subsequent fire tore through Chevron’s sprawling El Segundo oil refinery, a century-old complex that looms over Los Angeles’ South Bay region. The blast ...

Bay Area air quality officials have fined a Pacheco refinery nearly $375,000 after saying inspections of the facility uncovered 13 safety violations. The Bay Area Air District leveled its $372,500 ...