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

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

Rather than relying solely on the Air Quality Index, Wexler recommends checking out PurpleAir Map, which tells you where the plumes of smoke are in real time. "If the plume is where you are or heading ...

The Air Quality Index does not take into account many gas or particle contaminants ... such as the PurpleAir network, which ...

Naturally, people in the Los Angeles area are reaching for their phones to see what the Air Quality Index (AQI) says about ...

This measure, based on data from the Environmental Protection Agency, evaluates states on the number of days the Air Quality Index in counties was not rated “good.” U.S. News calculated a ...

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

Those groups particularly sensitive to particulate matter in the air may want to limit time outside Friday and Saturday.

Those includes lead, arsenic, and asbestos, which the Air Quality Index does not typically measure for. That means even if the index is good in your area, dangerous particulate matter not visible ...