Current Air Quality Map

This Air Quality map shows current local air quality information from monitors across Butler, Clermont, Clinton, Hamilton and Warren counties. See levels of each pollutant monitored by clicking on a specific monitoring location, represented by a colored dot. The color of the dot corresponds to the Air Quality Index

Please wait while page loads. Data not quality assured. For National Ambient Air Quality Standards, click here. For more information or to obtain historical data, please contact us.

Please note: ozone monitoring season for 2017 concluded on October 31. The 2018 ozone monitoring is scheduled to begin on March 1, 2018.

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