The EPA’s broad discretion under the Clean Air Act (CAA) to select the measures to achieve and maintain air quality was affirmed by a panel of the U.S. Court of Appeals for the D.C. Circuit in a ruling addressing cross-state air pollution.
Tag: Ozone Transport Region
There is a strong push at the EPA from the White House, Congress, and from some states to assign more weight to background ozone levels in designating areas in or out of attainment with the National Ambient Air Quality Standards (NAAQS) for ozone. Probably the most controversial type of background ozone is ozone from other […]
Six downwind northeastern states in the Ozone Transport Region (OTR) have filed suit in federal court asking that the EPA be ordered to take action on a December 2013 request that nine upwind states be added to the OTR. The designation would require that the added states develop plans to reduce the transport of pollutants […]