Orange County Fire Authority Capt. Wayhowe Huang said officials will be continuing to evaluate the tank Sunday after emergency crews spotted the potential crack overnight. As of Sunday morning, he said it does not appear that any of the highly volatile chemicals in the tank have leaked.

About 40,000 people were under evacuation orders and schools shut down Friday in Southern California after a storage tank continued to leak a hazardous chemical that officials…

Officials fear a failing chemical tank holding flammable chemicals is going to spill or explode