Air Quality Index ratings for Southern Oregon

The Oregon DEQ website has been experiencing technical difficulties due to high traffic. Our map will continue to attempt to get the latest information from the DEQ website. Once updated information is received, our system retains that data for up to 1 hour to reduce load to the DEQ website.

Updated 15 minutes after every hour – Map and ratings provided by the Oregon Department of Environmental Quality.

Air Quality Index Levels of Health ConcernNumerical ValueMeaning
Good 0 to 50 Air quality is considered satisfactory, and air pollution poses little or no risk
Moderate 51 to 100 Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Unhealthy for Sensitive Groups 101 to 150 Members of sensitive groups may experience health effects. The general public is not likely to be affected.
Unhealthy 151 to 200 Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
Very Unhealthy 201 to 300 Health warnings of emergency conditions. The entire population is more likely to be affected.
Hazardous 301 to 500 Health alert: everyone may experience more serious health effects