After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...
So the agency added a disclaimer above the map: “Windblown ash particles may be too large to be detected by air quality ...
Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...
Tens of thousands of people have evacuated their homes and at least two have died in raging fires sweeping across Los Angeles County Wednesday. Multiple wildfires spread by strong Santa Ana winds ...
Naturally, people in the Los Angeles area are reaching for their phones to see what the Air Quality Index (AQI) says about ...
Here's how to tell if you're in an area at risk. What is the Air Quality Index, or AQI? The Air Quality Index, often referred to as AQI, is a federal measure of the amount of air pollution ...
Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...
According to nationwide Air Quality Index data maintained by USA TODAY, areas hit hardest include central LA county around Chinatown, West San Gabriel Valley near Pasadena, areas near the border with ...