New Ozone Nonattainment Designation Guidance

EPA has issued guidance to provide information on the schedule and process for initially designating areas for the purpose of implementing the 2015 primary and secondary ozone national ambient air quality standards. The guidance and other information can be found at:

https://www.epa.gov/ozone-designations/epa-guidance-area-designations-2015-ozone-naaqs

https://www.epa.gov/sites/production/files/2016-02/documents/ozone-designations-guidance-2015.pdf