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

Orange County Fire Authority officials said Monday morning that the temperature of a chemical tank in Garden Grove has cooled ...

If the failing chemical tank in Orange County does explode, the aerospace plant where it sits and dozens of homes surrounding it could suffer severe damage, according to a map released by authorities ...

Fire officials have released a clear and haunting view of what damage could look like if the toxic Garden Grove tank explodes ...