More than 40,000 Californians evacuated due to chemical tank leak

Officials have warned that the tank contains a "highly volatile" substance that could lead to an explosion.

Authorities in Garden Grove, California, have ordered the evacuation of 40,000 residents due to a hazardous chemical tank overheating and venting vapors, posing a risk of explosion.

Evacuation orders were reissued for thousands of residents and schools were closed in Garden Grove due to continued concerns about a toxic chemical leaking from a large storage tank at an aerospace facility.

An 'emergency hazmat incident' in Garden Grove, California, has prompted evacuations, with officials warning that a chemical tank at an aerospace facility is in 'crisis' and will either fail or explode.

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

Officials ordered tens of thousands of people to evacuate their homes in the Los Angeles suburb of Garden Grove due to a failing chemical tank that was likely to either leak or explode, possibly releasing toxic vapor into the air.