The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

The classifications are based on a federal measurement system called the Air Quality Index. The Air Quality Index is used nationwide to measure the severity of air pollution and categorize the ...

Canadian wildfire smoke lingers over the Greater Lansing area on June 6. The entire Lower Peninsula is under an air quality ...

Wildfires in Canadian provinces of Manitoba and Saskatchewan are creating smoke visible in Michigan. How to use the air ...

Canadian wildfires, along with high temperatures, are partly to blame for hazy skies and foul air. But passing storms may ...

An air quality alert for central Ohio was extended today, June 8, as haze from Canadian wildfires continues to cloud the ...

The Oregon Department of Environmental Quality issued an air quality advisory for the Portland area on Monday due to high ...

Michigan's air, which has been tainted for several days by wafting smoke from Canadian wildfires, is expected to improve over ...

Wildfire smoke from Canada will bring hazy skies and diminished air quality to Northeast Ohio starting on Tuesday.

WICHITA, Kan. (KSNW) – Wichita’s air quality is rated “unhealthy” today according to the U.S. Air Quality Index. It is due to ...

An air quality alert has been issued for NYC and N.J. on Wednesday, as smoke from the Canadian wildfires blows into the ...

Environment Canada's air quality index has reported moderate to high risk since Saturday morning in Calgary, as many parts of ...