CAIR will provide significant air quality improvements Ozone and Fine Particle Nonattainment Areas* (April 2005) Projected Nonattainment Areas* in 2015 after Reductions from CAIR and Existing Clean Air Act Programs Nonattainment areas for both 8-hour ozone and fine particle pollution Nonattainment areas for fine particle pollution only Nonattainment areas for 8-hour ozone pollution only 108 ozone nonattainment or early action areas 36 PM2.5 nonattainment areas 6 ozone nonattainment areas 14 PM2.5 nonattainment areas ResultsDesignOperationLessonsRevision
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