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June 2019

Wildfires, Ozone, and Exceptional Events in Phoenix

June 28 @ 11:30 am - 12:30 pm
AZ United States

On Friday, May 31, 2019, EPA’s Regional Administrator for Region 9 signed a notice proposing to determine that the Phoenix-Mesa nonattainment area has attained the 2008 ozone standard by its Moderate area attainment date of July 20, 2018 (the nonattainment area for the more recent 2015 ozone standard remains unchanged). Central to this determination was a demonstration by the Maricopa Association of Governments, Maricopa County AQD, and ADEQ, that two days, June 20, 2015, and July 7, 2017, qualified as…

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