After a few days of jubilant fireworks launching, Columbus' air quality is taking a hit, causing the Mid-Ohio Planning ...

MIchigan's air quality will be unhealthy for some groups Saturday. Check the air quality index map to see if it's good or bad ...

A regional air quality alert was issued for much of Southern California as harmful levels of fine particle pollution spread ...

HUNTSVILLE, Ala. — Air quality in and around Huntsville improved early Saturday after spending several hours in the unhealthy ...

The Department of Natural Resources and Environmental Control warns of air that is unsafe for sensitive groups on July 5.

Some parts of the city saw very light rain on Saturday, but hot and humid conditions made the outdoors uncomfortable. However ...

The Lane Regional Air Protection Agency shared some recommendations as Oregonians head into the heat of the summer, and the ...

“Rainfall action has started across National Capital Region in a scattered manner but activity will increase from Saturday ...

Smoky skies linger into Saturday morning In the wake of the fireworks all across central Indiana on Friday night, that smoke ...

An Air Quality Advisory is in effect across most of Southeast Michigan through Saturday night, including Livingston, ...

A heat event is expected to blanket much of southern Ontario this weekend, with humidex values reaching 40 and little relief ...

Although there is not yet enough data to document chronic exposure, readings taken in South County indicate cause for concern ...