Experts say there’s a good reason to be cautious. Here’s what to know. The Air Quality Index is a tool used by the Environmental Protection Agency (EPA) in order to communicate outdoor air ...

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

The Air Quality Index does not take into account many gas or particle contaminants ... redirect smoke away from the Los Angeles Basin. AQI readings have reported "good" conditions for many recent days ...

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

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

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

People checking the weather on their mobile devices were recently hit with a new and ominous warning that simply read: Air Stagnation Advisory. But what exactly is an air stagnation advisory? What ...

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