Public Notice
Air Quality
On May 17, 2018, the public comment period begins for ADEQ's final demonstration of an event that has caused elevated concentrations of Ozone (O3) in the Maricopa County (Greater Phoenix) O3 Nonattainment area on July 7, 2017. Additionally, ADEQ is soliciting comments on its final addendum to the previously submitted demonstration for the event on June 20, 2015. The public comment period for both topics ends on June 15, 2018.