Tens of thousands of people in southern California, however, remain under evacuations orders due to the failing chemical tank.

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

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

What to Know A compromised chemical storage tank at Garden Grove’s GKN Aerospace facility is threatening to leak its toxic contents or explode in what authorities called an unprecedented emergency.

Thousands are under evacuation orders in California as officials work to cool off an overheating chemical tank at risk of exploding.

Officials have lifted all evacuation orders related to an overheating chemical tank in southern California, a day after a crack in the structure eliminated the risk of a catastrophic blast.

Although officials are focused on measuring pressure, the crack eventually could allow authorities to gradually drain the chemicals.

NEW YORK, May 24 (Reuters) - Experts trying to prevent a tank holding a highly toxic and flammable chemical from exploding in Southern California found a "potential crack" in the container that might ...

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 Orange County.

More than 50,000 people in California remain evacuated due to an Orange County chemical leak that prompted Gov. Newsom to request that President Trump issue a Federal Emergency Declaration.

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

The exact nature of the damage, and what contingencies are in place to deal with it, have not been made clear.