Current Air Quality Index

Good 44 50
Moderate 100
Unhealthy for Some Groups 150
Unhealthy 200
Very Unhealthy 300
Hazardous 500

Pollutant: OZONE
Updated Hourly at 2019-04-21 06:35:00 pm

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Forecasted Air Quality

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Air Quality Forecasts

The Current Air Quality Index (above) applies to the entire county. It reflects the air pollutant with the highest reading in the monitoring network. The map below provides information for each monitoring site in the network. Learn more about the Air Quality Index. (If you are using Internet Explorer, the map may not display correctly. If the map is loading slowly or not working, try deleting cookies from your web browser and restarting the browser.)

4/18/19: The PM2.5 monitor located at Augusta and Fiske will be down temporarily for annual maintenance. It is expected to be back online the week of April 22. 

06/18/18:  The Airway Heights air quality monitoring station was removed due to remodeling at the host's location. The station will be down a minimum of 18 months.

Monitoring Stations

Station List

Ozone (O3) is the dominant air pollutant in the current hour.

Updated 2019-04-21 06:35:00 pm

Click a location on the map for more information.

Ozone (O3) monitoring stations (AQI value)

Other Pollutant Monitoring Stations