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

After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.

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

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the ...

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — ...

The LA wildfires have burned tens of thousands of acres – but on some weather maps, air quality still looks good. What’s ...

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