EPA Retains National Ambient Air Quality Standards for Sulfur Dioxide
WASHINGTON (February 26, 2019) – Today, the U.S. Environmental Protection Agency (EPA) is announcing its final decision to retain without changes to the National Ambient Air Quality Standards (NAAQS) for sulfur dioxide (SO2). This decision comes after carefully reviewing the most recent available scientific evidence and risk and exposure information and consulting with the agency’s independent science advisors. “The United States has made great strides in reducing SO2 concentrations,” said EPA Assistant Administrator for the Office of Air and Radiation Bill Wehrum. “Based on review …
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