Atmospheric conditions in the Bay Area prompted air quality regulators to issue a Spare the Air alert for Thursday, which ...

An air quality alert was reported by the National Weather Service on Tuesday at 9 a.m. in effect until 7 p.m. for Allegheny ...

York County is under a Code Orange air quality alert Tuesday, meaning air pollution may be unhealthy for sensitive groups.

Cloudy & milder today, few rain showers tonight in south-central Pennsylvania ...

Code orange air quality alert issued for parts of south-central Pa.

Air quality alerts has been issued for several counties in Pennsylvania, with one affecting Cumberland, Dauphin, Lancaster, Lebanon and York counties, and another affecting Allegheny County. The state ...

On Friday at 3:09 p.m. an air quality alert was reported by the National Weather Service in effect until Saturday at noon for ...

Orange County Coast, Orange County and San Bernardino and Riverside County Valleys are the focus of an air quality alert ...

Orange County Coast, Orange County, San Bernardino and Riverside County Valleys, Riverside County Mountains and San Gorgonio ...

The National Weather Service at State College has issued a code orange air quality alert for south-central Pennsylvania.