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

Milwaukee, Ozaukee, Racine, Kenosha and Sheboygan are all under a poor air quality alert from noon to 11 p.m., according to ...

The Cram fire is the largest in the state, expanding overnight to more than 64,000 acres, according to the Northwest ...

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

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Besides temperatures feeling in the high 90s, Chicago and surrounding areas are under an air quality alert until midnight, ...

ALBANY — Central New Yorkers can breathe a little easier today — following a moderate Air Quality Index rating for Wednesday, ...

Residents across much of the Hudson Valley, Long Island, and New York City are under dual weather alerts on Wednesday, July ...

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents ...

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

Wildfire season is upon us once again, and smoke is reducing air quality through swaths of the country. Environment Canada ...

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