Hundreds of firefighters continue to tackle the Sandy Fire in Simi Valley on May 21, three days after it first ignited.

An “unprecedented” situation was taking hold in Orange County on Friday, as a chemical tank was at risk of exploding a highly toxic chemical that can cause severe respiratory distress and ...

Tens of thousands told to evacuate after a 34,000-gallon tank of methyl methacrylate leaked at an aerospace plastics facility ...

Officials warned of a possible explosion or spill in Orange County on Friday after a tank that leaked a toxic substance grew more unstable.

About 40,000 people were under evacuation orders and schools shut down Friday in Southern California after a storage tank ...

Evacuation orders were issued to 40,000 Orange County residents. A fire official said a major spill or an explosion were the ...

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

A chemical leak at an aerospace facility in Garden Grove has led to significant evacuation orders affecting nearby areas, ...

Three wildfires have burned thousands acres this week in Southern California and triggered evacuation orders and warnings.

Orange County firefighters evacuated Garden Grove neighborhoods after an industrial tank containing a flammable, self-heating ...

Multiple wildfires are active across Southern California in recent days. Here's the latest on size and containment.

Multiple wildfires have ignited in Southern California in recent days, as investigators examine unusual possible ignition ...