Workers are threatening to strike over safety concerns at an Exxon Mobil Corp. refinery in Baytown, one of the world's largest sources of gasoline and other petroleum products. A local chapter of the ...

An aerial view of Chevron crews attempting to extinguish a large fire and explosion that occurred at the refinery in El Segundo on Thursday. Experts say Sacramento drivers could see gas prices climb ...

The fire at the state’s second-largest oil refinery in El Segundo, Calif., not only produced a giant fireball, but it’s expected to boost gas prices in Southern California and Southern Nevada almost ...