News Flash

Greater Cincinnati Region Achieves Attainment for U.S. EPA Ozone Standard

the U.S. Environmental Protection Agency (EPA) and Ohio EPA announced that the Cincinnati area has achieved attainment the most recent federal air quality standard for ozone. Recent air monitoring data show the Cincinnati area now meets the National Ambie...

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Ozone Season 2022

The Southwest Ohio Air Quality Agency’s seven ozone monitors collect data 24 hours a day. Ozone monitors are located throughout the four-county region of Butler, Clermont, Hamilton, and Warren counties. Agency staff analyzes ozone concentrations...