Return to Home Page

A Summary of the Nonattainment Status of the Criteria Air Pollutants


As of June 30, 2018, the EPA announced that the number of nonattainment areas are 38 ozone (8-hour 2008 standard), 35 ozone (8-hour 1997 standard), 9 PM-2.5 (2012 standard), 15 PM-2.5 (2006 standard), 36 PM10 (1987), 40 sulfur dioxide (2010 standard), 9 sulfur dioxide (1971 standard), 2 lead (1978 standard), and 14 lead (2008 standard) in the United States. There are no CO and NO2 nonattainment areas in the United States. Maps of the nonattainment areas are available for review and download.

Home Page | News | Corporation | Maps | Publications | Table of Contents | Multimedia Center

Copyright © 1995-2018 A.S.L. & Associates. All rights reserved.