Hazardous waste generated in the United States 2001-2021, by sector
The sector that generates the most hazardous waste in the United States is basic chemical manufacturing. In 2021, this sector produced over 22 million tons worth of hazardous waste. Petroleum and coal products resulted in some 4.9 million tons of hazardous waste that year, while the waste treatment and disposal sector produced an additional 2.6 million tons.