Crews battled a large fire that erupted at a pallet yard in the city of Orange overnight. The incident started around 1:30 ...

Federal agents were looking for records that might shed light on why chemicals overheated, threatening a catastrophe in ...

Firefighters on Saturday were trying to cool a chemical tank “literally on the edge” of exploding in Garden Grove, California ...

Authorities are bracing for the possibility that a damaged chemical tank at a facility in Southern California could leak or ...

Orange County officials revealed more details on the potential areas that could be affected if the leaking chemical tank in ...

A malfunctioning chemical storage tank in Orange County, Calif., is no longer a threat for a catastrophic explosion, fire ...

Authorities are bracing for the possibility that a damaged chemical tank at a facility in Southern California could leak or explode.

Firefighters warned on Saturday that a tank of toxic chemicals in California is heating up, adding to fears of a catastrophic explosion that has already forced tens of thousands of Californians to ...

A chemical emergency took a significant turn for the worse on Friday, with officials saying the tank would fail or explode.

Southern California officials have expanded evacuations in several Orange County cities due to concerns over a leaking toxic ...

Firefighters contending with a dangerously overheating industrial tank of a hazardous chemical in Southern California have ...

A tank at a Garden Grove aerospace plant came within a crack of exploding and forcing a toxic chemical cloud over 50,000 evacuated residents — here's what regulators knew before it happened.