Firefighters trying to prevent an explosion in a tank of hazardous chemicals in Southern California found overnight that the failing tank was heating up internally despite efforts to cool it, the incident commander said on Saturday.

Southern California officials have expanded an evacuation zone in several Orange County cities over a toxic chemical tank that they say is "actively in crisis."

Southern California officials have expanded evacuations in several Orange County cities due to concerns over a leaking toxic chemical tank that they say is "actively in crisis."

No injuries or deaths have been reported, authorities said.

Authorities in Southern California on Friday were racing to figure out how to prevent the explosion of a storage tank that has been leaking a hazardous chemical used to make…

Firefighters were able to reduce the tank’s temperature, buying crews more time to stabilise the situation.

Authorities in southern California ordered the evacuation of 40,000 people on Friday after a huge storage tank began leaking a hazardous chemical used to make plastic parts,…

Efforts are on to stabilize a damaged chemical tank at a facility in Southern California where tens of thousands of people have been ordered out of their homes.

Temperature rising in chemical tank at risk of exploding in California

Southern California officials are desperately searching for a safe resolution to a leaking toxic chemical tank at an aerospace facility.

Authorities in Southern California on Friday were racing to figure out how to prevent the explosion of a storage tank that has been leaking a hazardous chemical used to make…

California's governor declared a state of emergency in Orange County on Saturday as emergency crews continue their efforts to cool down an overheated chemical storage tank and…

Efforts are on to stabilize a damaged chemical tank at a facility in Southern California where tens of thousands of people have been ordered out of their homes.

California Governor Gavin Newsom declared a state of emergency for Orange County and his office pleaded for residents to follow evacuation orders.

Firefighters trying to prevent an explosion in a tank of hazardous chemicals in Southern California found overnight that the failing tank was heating up internally despite efforts…

Evacuation orders are in place for an area covering tens of thousands of people in a suburb of Los Angeles.

One California town is in a state of emergency and 50,000 people are under an evacuation order as a malfunctioning chemical tank at an aerospace plant is overheating and could…

Newsom said the state is 'mobilizing every resource available' after more than 40,000 residents were ordered to evacuate Orange County.

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

Tens of thousands of residents have been evacuated and Gov. Gavin Newsom has declared an emergency as officials try to thwart an explosion at the facility in the city of Garden…

Overheated tanks at risk of exploding have prompted emergency response efforts and evacuations in Garden Grove, California.