Environment Canada has issued an air quality warning stretching from the Alberta border to central Saskatchewan and down to ...

The Illinois EPA declared an Air Pollution Action Day in the Chicago metro area. See today's air quality index forecast for Illinois.

Much of Central Canada, Manitoba and Saskatchewan were placed under special air quality statements or warnings on Monday due to smoke from wildfires, as Environment Canada advised residents to limit ...

The Air Quality Index (AQI) is a national system developed by the U.S. Environmental Protection Agency (EPA) to translate various air pollutant concentrations into a single, easy-to-understand number.

With wildfire smoke in the forecast, track the drop in air quality across dozens of PurpleAir sensors with our live, updating ...

Canadian wildfire smoke lingers in Michigan. Officials issued an air quality advisory in southeast Michigan for July 15.

Special air-quality statements caused by wildfire smoke remain in effect for many areas of the country, and in some places, people are also handling stifling heat and humidity as well as the haze.

Forecast ...

DETROIT (FOX 2) - An Air Quality Alert is in effect once again today with one major difference. Yesterday's poor air quality was due to smoke from the Canadian wildfires. Today, that's more prevalent ...

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat indices reaching 100 by Wednesday.

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

An air quality health advisory for fine particulate matter was issued Tuesday for the Adirondacks and Central New York regions due to the impact of smoke from wildfires in Canada. It was issued by New ...