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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.
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 […]