The DEC has issued an air quality health advisory for most of upstate New York due to elevated levels of fine particulate ...

Wisconsin, Minnesota and Indiana all have air quality alerts, while Chicago's air quality currently ranks in the "unhealthy for sensitive groups" category.

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

The newer AQHI takes into account the health effects and environmental concerns associated with varying concentrations of pollution, two factors the AQI does not. AQHI measures the impact of air ...

Several fires are burning across the Inland Northwest, leaving impacts on Spokane's air quality.

The National Weather Service reported an air quality alert at 12:35 p.m. EDT on Monday in effect until Wednesday at midnight ...

An Air Quality Health Advisory due to the wildfires in Canada has been issued for Niagara County through 11:59 p.m. today. The advisories are issued when DEC meteorologists predict levels of pollution ...

Stay indoors as New York issues an air quality warning. AQI over 100 poses risks to vulnerable groups. Prepare for weather changes through midweek.

Canadian wildfire smoke will impact all of Wisconsin throughout the weekend. The air quality index is expected to reach the ...