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 ...

Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

An air quality alert remains in effect today for parts of the Hudson Valley due to smoke and haze from the Canadian wildfires ...

Air quality alerts remain in effect from Minnesota to the Northeast due to smoke from hundreds of wildfires in Canada. In the ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. By Judson Jones ...

Another air quality alert is in effect Tuesday for NYC, western Long Island, the Hudson Valley, northwest New Jersey and ...

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

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

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

Freeway corridor near Santa Clarita, Western San Gabriel Mountains/Highway 14 Corridor and Eastern San Gabriel Mountains are under an air quality alert which was reported by the National Weather ...