An air quality alert was issued on Wednesday at 4:14 p.m. in effect until Thursday at 6 p.m. The alert is for San Bernardino ...

Southern California air quality monitors issued a dust and ash alert for all of Los Angeles County as strong Santa Ana winds ...

Coverage of when the Hughes fire exploded north of Castaic, the areas under evacuation orders and an extended red flag ...

In the aftermath of the Southern California wildfires, health experts are warning residents over possible health effects from toxins lingering in the air. Ash, smoke and other chemicals can easily ...

Coverage of the Hughes, Sepulveda and Laguna fires in Southern California during a fourth consecutive day of red flag fire ...

Wind from the ocean pushed the Border 2 fire east Friday and the evacuation area expanded to include Dulzura and other rural ...

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

The areas surrounding the wildfire, including the San Gabriel Mountains, the 5 Freeway corridor near Castaic Lake and Santa Clarita, are expected to be the most impacted by the Hughes fire, which ...

Even with thick smoke coming from the Hughes Fire, skies have been clear in many areas, and the air quality forecast has been ...

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

Air quality in Bangkok is categorised as yellow and orange zones, with no districts in the red zone. The citywide average PM2.5 concentration is 41 µg/m³.

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...