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 wildfire season has started a bit earlier this year and that's why our air quality index continues to take a hit day ...

A measure called the Air Quality Index gauges just how bad the air has become in a particular place. Readings of 100 or higher usually serve as a warning to people who have respiratory conditions ...

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 ...

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

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

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as ...