Authorities in the U.S. state of California ordered the evacuation of about 40,000 people from their homes after a chemical leak from a tank in Orange County, amid fears of an explosion and the spread of toxic fumes.

Evacuation orders for about 40,000 people in California

Firefighting teams stated that the tank contains 26,000 liters of the flammable substance methyl methacrylate, warning of the possibility of widespread chemical contamination or a major explosion.

The evacuation orders cover about 40,000 people, although thousands of residents have so far refused to leave the area.

Authorities confirmed no injuries have been reported, and efforts continue to contain the leak and prevent toxic substances from reaching waterways and the ocean.