An air quality health advisory is in place until midnight due to elevated levels of fine particulate matter, city officials ...

Due to smoke from Canadian wildfires, the air quality index over much of eastern Pennsylvania was in the “orange” range Sunday morning, meaning it’s unhealthy for sensitive ...

Residents can check real-time conditions at airnow.gov.Heat Advisories Issued for Monday, TuesdayThe National Weather Service ...

Smoke from Canadian wildfires persisted across the Upper Midwest on Friday, prompting air quality alerts for millions.

On Wednesday, March 5, people recieved alerts on their phones saying "unhealthy air quality for sensitive groups." The excess smoke from the fires can be dangerous for some neighbors in those ...

New York City’s air quality has dropped to unhealthy levels for sensitive groups as smoke from Canadian wildfires drifts into ...

Red areas were considered "unhealthy," while orange ones were "unhealthy for sensitive groups." A map of the Air Quality Index ratings across the country on February 4.

The Maine Department of Environmental Protection is issuing an air quality alert for the weekend due to smoke from wildfires ...

Air quality in Great Falls was listed as unhealthy for sensitive groups on Saturday, but it didn’t keep some people from getting out and trying to enjoy what should have been a nice summer day.

If you were planning to be outdoors on Saturday, you might want to reconsider. That's because an air quality alert has been ...

Canadian wildfire smoke no longer lingers in Michigan as of July 18. Southwest Michigan will experience unhealthy air for sensitive groups on July 21.

An air quality alert is in effect for nearly the entire state through Friday, but northern and central Minnesota will bear ...