The bill would require the EPA to review the national ambient air quality standards for each pollutant every ten years, instead of every five, and would require the agency to evaluate possible adverse effects of standard changes. (seedsofdemocracy.org)
The EPA eventually ruled that the emissions from this power plant alone caused the violations of the SO2 national ambient air quality standards in the downwind state, New Jersey. (sciencedaily.com)
Pacific Institute Program Associate Emily Lee testified on National Ambient Air Quality Standards for Particulate Matter. (pacinst.org)