When Du Bois was going for a run, the air quality index was reported at 183 in Negaunee Township. Dr. Ulep recommends wearing ...

Smoke tied to ongoing wildfires in Canada is again expected to affect air quality levels in parts of Nebraska.

The Illinois Environmental Protection Agency issued an Air Pollution Action Day for the Chicago Metropolitan area for June 5.

An air quality index of 300 or higher is considered hazardous, and the record-breaking smoke AQI in Grand Portage reached 800 ...

Plumes of smoke are blanketing large swaths of the U.S. and parts of Europe, presenting risks for those breathing it. The ...

Canada is having another bad wildfire season, and more than 27,000 people in three provinces have been forced to evacuate.

As Canadian wildfire smoke returns to the Chicago area, an air quality alert has been issued for most of the region. The Air Pollution Action Day was issued by the Illinois Environmental Protection ...

Iowans — especially those with heart and lung disease — should avoid long or intense activities and take extra breaks during strenuous activity outdoors in areas where air quality is rated unhealthy.

Smoke from Canadian wildfires and the Saharan dust storm are expected to bring hazy skies across South Carolina this week.

Air quality has gotten so bad in Iowa due to wildfire smoke that the Iowa DNR has issued an air quality alert after AQI ...

The city's air quality index (AQI) score was 122 as of 8 a.m. June 4, putting it in the unhealthy for sensitive groups range ...

Central Chippewa, along with counties such as Charlevoix and Antrim, has been classed as "moderate"—between 51 and 100 on the ...