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.

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.

A new map has revealed the potential blast radius of a chemical tank on the verge of exploding at a California aerospace facility. More than 40,000 people have already evacuated the area around the ...

Officials say a 34,000-gallon chemical tank at GKN Aerospace in Garden Grove is actively in crisis, prompting urgent evacuations over explosion fears.

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

Authorities braced for the possibility that a damaged chemical tank in Southern California could leak or explode as an evacuation order continued into the Memorial Day weekend for 50,000 residents ...

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

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

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

Authorities braced for the possibility that a damaged chemical tank in Southern California could leak or explode as an evacuation order continued into the Memorial Day weekend for 40,000 residents ...