Fri, Aug 14, 2020

EPA tightens limits on smog-causing ozone, citing need to protect public health

In this March 9, 2010 file photo, a tanker truck passes an oil refinery in Richmond, Calif. The Environmental Protection Agency (EPA) announced new rules Tuesday to reduce toxic air pollution from oil refineries by forcing operators to adopt new technology that better monitors and controls emissions. (AP Photo/Paul Sakuma, File)
In this March 9, 2010 file photo, a tanker truck passes an oil refinery in Richmond, Calif. The Environmental Protection Agency (EPA) announced new rules Tuesday to reduce toxic air pollution from oil refineries by forcing operators to adopt new technology that better monitors and controls emissions. (AP Photo/Paul Sakuma, File)
Laws and Regs  | 
U.S. News

The Obama administration set a new national ozone standard Thursday, tightening limits on the smog-forming pollution linked to asthma and respiratory illness.

The Environmental Protection Agency said the new standard of 70 parts per billion will reduce exposure to dangerous ozone pollution and prevent thousands of asthma attacks, emergency room visits and even premature deaths.

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