Cities forecasted to see levels of ozone that are "unhealthy for sensitive groups" include Danbury, Hartford, Middletown and ...

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

Today Dhaka’s air was classified as ‘unhealthy for sensitive groups’ referring to a health threat, according to the AQI index ...

Smoke from Canadian wildfires is enveloping the Tri-State area, leading to an air-quality alert that has been extended through the weekend. "Air quality is unhealthy for sensitive groups, including ...

As of Tuesday morning, the Air Quality Index in Milwaukee was between 115 to 120, which falls in the "unhealthy for sensitive ...

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, ...

If you have breathing problems, be sure to take it easy on Wednesday and limit outdoor time. Air quality will be unhealthy ...

You may have noticed some haze in the sky, as well as a cherry red sunrise this morning. Here's what to know about air ...

The building heat and humidity comes as Chicago's air quality readings early Monday morning were "unhealthy for sensitive ...

GRAND RAPIDS, Mich. (WOOD) — The air quality Tuesday for a number of West Michigan counties has been flagged as “unhealthy for sensitive groups,” environmental officials say.

“These conditions will allow ozone to reach the Unhealthy for Sensitive Groups (USG) category in areas along and south of the I-95 corridor.

Air quality index levels are expected to be unhealthy for sensitive groups. The advisory is in effect for St. Clair, Livingston, Oakland, Macomb, Washtenaw, Wayne and Monroe counties.