Extreme heat warnings are remaining in place for parts of southeast California, southern Nevada and much of Arizona where ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.  Air ...

On Aug. 6, the Wisconsin Department of Natural Resources has not extended its Wisconsin air quality alert — a decision it ...

Air quality alerts are issued when pollution levels rise to unhealthy levels, warning the public, especially vulnerable ...

The New York State Department of Environmental Conservation issued the alert due to elevated levels of fine particulate ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

At 4:47 p.m. on Tuesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight for ...

Freeway corridor near Santa Clarita, Western San Gabriel Mountains/Highway 14 Corridor and Eastern San Gabriel Mountains are ...

An air quality alert from Canadian wildfire smoke will last through the day Wednesday, according to Vermont Emergency ...

On Tuesday at 4:47 p.m. an air quality alert was reported by the National Weather Service in effect until Thursday at ...

On Tuesday at 12:37 p.m. EDT the National Weather Service reported an updated air quality alert in effect until Thursday at ...