Officials have issued a Code Orange Air Quality Alert, meaning pollution levels have reached levels that could pose health risks, particularly for sensitive groups.

"Air quality can vary by hour and location depending on wind conditions," said an air pollution control agency.

Early Friday evening, air quality was moderate in most of Los Angeles and Orange County, with a small area where the air is unhealthy for sensitive groups. And while much of the Inland Empire has ...

On Saturday at 9:09 p.m. an air quality alert was reported by the NWS Greenville-Spartanburg SC in effect until Sunday at ...

The NWS Raleigh NC reported an air quality alert at 4:16 p.m. on Sunday in effect until Tuesday at 12:15 a.m. for Stanly and ...