AirOhio, Air Monitoring Data

This automated air quality data acquisition and reporting system is operated and maintained by Ohio EPA's Division of Air Pollution Control. Some of these air quality reports below are in near real-time and some provide real ambient data while others provide information based on the air quality index. To understand the air quality index, please see Air Quality and Your Health. For maps of our monitoring sites as of June 30, 2021, please see Ohio’s Air Monitoring Sites.

Currently available reports:

Protecting the air we breathe
Ohio EPA air manager Jennifer Van Vlerah talks about what ground-level ozone is, how it can affect you and what Ohio EPA is doing to reduce ozone levels. For more information about ozone levels and local air quality, please visit Ohio EPA's Air Quality Map.

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