EPA Releases Final Determinations of Attainment Status for A

EPA is finalizing determinations regarding the air quality progress of six nonattainment areas classified as “Serious” for the 2008 ozone NAAQS, and for 28 nonattainment areas classified as “Marginal” for the 2015 ozone NAAQS. These final rules establish new timeframes and next steps states must take to improve ozone ai

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