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

The Air Quality Index, often referred to as AQI, is a federal measure of the amount of air pollution, reported on a six-color spectrum from green (good) to hazardous (maroon). There are five ...

South Coast AQMD—the air pollution control agency for all of Orange County and the urban portions of Los Angeles, Riverside and San Bernardino counties—covers an area of 10,743 square miles that is ...

On Sunday at 11:55 a.m. an updated air quality alert was issued in effect until Monday at noon. The alert is for San ...

Parts of Southern California have been issued air quality ... Downtown Los Angeles and surrounding areas of fires.' Particulate air pollution, also called PM2.5 pollution, is a mixture of tiny ...

Researchers at the University of Southern California have released an interactive map to show Angelenos how ... than two-thirds of cancer risk from air pollution in the Los Angeles basin ...

Poor air quality has been detected in multiple states surrounding California ... pollution may trigger asthma attacks, respiratory infections, and cardiovascular complications. A live map from ...

An air quality alert was issued on Friday at 12:07 p.m. in effect until Sunday at midnight. The alert is for Calabasas and ...

According to the map, the 10 ZIP codes with highest exposure are concentrated near the ports and along the 110, 710, and 605 ...