Roads on the 5 Freeway have been shut down as authorities respond to reports of a gas line explosion in Castaic Saturday. ...

An explosion in Castaic resulted in a shelter-in-place order being issued for several neighborhoods on Saturday.

Alameda County firefighters on Thursday responded to an explosion and fire in an area densely populated with residential homes in a blast that destroyed homes, shut down a freeway and injured six ...

The explosion is the latest in a series of gas-safety incidents involving PG&E, evoking memories of a 2010 blast in San Bruno ...

Explosion led to three-alarm blaze in Hayward, California, neighborhood after construction crew damaged a gas pipe ...