Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air pollution "action day" on Thursday.

"As soon as the rule was released, the EPA employees started talking about how terrible this was going to be for the state of Illinois," said Nicole Cantello, president of AFGE Local 704, the union ...

By 12:30 p.m., the Air Quality Index had reached unhealthy levels in the entire Chicago area, with AirNow.gov showing the city with an AQI of 163, the north and west suburbs with an AQI of 158 and ...

Visitors to Palmisano Park deal with poor air quality and hazy skies as an air quality alert is in effect until midnight Thursday for the Chicago area on June 6, 2025. Canadian wildfires continue ...

In other parts of the Chicago area however, the air quality was even worse, ranking at level three. That poor air quality was also mixing with fog, Jeanes said, creating some lower visibility.

In other parts of the Chicago area however, the air quality was even worse, ranking at level three. That poor air quality was also mixing with fog, Jeanes said, creating some lower visibility.

CHICAGO (WLS) -- The Chicago area is under an air quality alert until Friday night due to the Canadian wildfire smoke. ABC7 Chicago is now streaming 24/7. Click here to watch ...

In February, the Illinois EPA found that the Chicago metropolitan area hadn’t met the Biden-era federal air quality standards from 2021 to 2023, the most recent three years of data.

CHICAGO (WLS) -- The Chicago area is under an air quality alert Thursday due to the Canadian wildfire smoke. Environmental officials said the pollutants from the smoke will be sticking around the ...

Chicago’s air quality index — which rises as pollution intensifies — reached 124 Wednesday, which is considered unhealthy for sensitive groups, including people with asthma.

Wildfire smoke gives Chicago, Detroit some of world’s worst air quality Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...