EPA Takes Final Action on Marginal Areas under 2008 Ozone NAAQS

EPA publishes the Final Action on Marginal Areas under the 2009 Ozone NAAQS: Determinations of Attainment by the Attainment Date, and Reclassification of Several Areas for the 2008 Ozone National Ambient Air Quality Standards in the Federal Register Vol. 81, No. 86, May 4, 2016.