If you’re in eastern Pennsylvania or New Jersey and noticed a haze in the sky Sunday morning, you weren’t imagining things.

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 New Jersey Department of Environmental Protection has issued a code orange air quality alert Tuesday for Ocean County ...

The best way to protect yourself from poor air quality is to stay indoors, especially when the Air Quality Index reaches ...

The North Country and northern Vermont have an Air Quality Alert out because the Air Quality Index (AQI) will straddle the “unhealthy for sensitive groups” and “unhealthy” categories today. Meanwhile, ...

The AQI on Sunday is expected to be in the orange range, or ‘unhealthy for sensitive groups.’ by: Kate Holloway. Posted: Jul 15, 2023 / 05:41 PM EDT. Updated: Jul 16, 2023 / 05:51 PM EDT.

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

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

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

Unhealthy air quality is expected in southern Rhode Island on Tuesday, July 29, due to high ground-level ozone. Residents are advised to limit strenuous outdoor activities, especially during the ...

An air quality alert was issued by the National Weather Service in Green Bay at 1:52 p.m. on Wednesday, July 23.