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

Air quality alerts are in place for portions of 10 states from Minnesota to Delaware as officials warn the smoke may become ...

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 ...

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

The air quality monitor on the Rio Blanco County building in Meeker peaked at 304 for fine particulate matter pollution at 5 ...

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 ...

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

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