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

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

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 ...

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

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

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

A western disturbance impacting the region was expected to bring thunderstorms on February 3-4, slow down the wind speed ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

Earlier, Grap-3 restrictions were reimposed in Delhi after the city's AQI dropped to 'severe' level on Wednesday (January 29) ...

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

All implementing agencies have been requested to maintain strict vigilance and intensify steps of the extant schedule of GRAP ...