This final rule contains definitions, procedural requirements, requirements for air agency demonstrations, criteria for the EPA’s approval of the exclusion of event-influenced air quality data and requirements for air agencies to take appropriate and reasonable actions to protect public health from exceedances or violations of the national ambient air quality standards.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Federal Register Notice – Final Revisions to the Exceptional Events Rule (PDF)(67 pp, 650 K, 10/3/2016)