Phillips 66, the Houston-based oil and gas company, is facing federal charges for allegedly dumping hundreds of thousands of gallons of heavily polluted wastewater into the Los Angeles County sewer system.

The oil refiner is accused of illegally discharging hundreds of thousands of gallons of industrial waste during the pandemic.

The U.S. attorney's office in Los Angeles has filed felony criminal charges against Phillips 66, accusing the company's Carson refinery of dumping tens of thousands of gallons of oil and grease into the county sewer system.