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).
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).