Investigators are searching for the cause of a major fire at a Southern California refinery following an explosion. The impacts of this fire are expected to present yet another strain on the state’s fuel supply. Analysts say it’s possible that people who buy gas in California could see the impacts in fuel prices.

On Thursday, towering flames could be seen above the El Segundo Chevron refinery after an explosion and then a fire, which Chevron said began at a processing unit near the southeast corner of the refinery. Neighbors recounted feeling a shaking at the time, like an earthquake, and seeing the sky light up orange.

By Friday morning, the fire had been extinguished, but investigators are still working to determine the cause. Chevron also said that all refinery personnel and contracto

See Full Page