The National Weather Service has issued a heat advisory for parts of northern Connecticut Monday, as officials also warned of elevated levels of ozone in western parts of the state. The heat advisory ...

STATEN ISLAND, N.Y. — The National Weather Service reported an updated air quality alert in effect until 11 p.m. tonight for ...

The Michigan Department of Environment, Great Lakes, and Energy has declared an air quality alert for Friday. There are ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy standards." ...

The Michigan Department of Environment, Great Lakes and Energy issued an air quality advisory Friday night effective through ...

EDT an air quality alert was reported by the National Weather Service in effect until Sunday at 12:15 a.m. EDT for St. Clair, ...

EDT an air quality alert was reported by the National Weather Service in effect until Sunday at midnight EDT for Berrien ...

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

Indianapolis faces some of the worst air quality in the world due to July 4th fireworks, leading to PM 2.5 particle pollution ...

Freeway north of LA is under an air quality alert which was reported by the National Weather Service on Thursday at 2:43 p.m.

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...