Where can I get historical air quality data?
[Back to Top] You can find peak air quality monitor readings for the past 24-36 hours, as well as statistical summaries and reports of past air quality, at the N.C. Division of Air Quality Ambient Monitoring Section’s website. For data from locations nationwide, visit the EPA Office of Air Quality Planning and Standards Air Pollution Monitoring website. Ozone forecast verifications, past ozone concentration information, and ozone monitor statistics are available through the DAQ on the Ozone Concentration Data website.