A regional air quality alert was issued for much of Southern California as harmful levels of fine particle pollution spread ...

As San Luis County's Madre Fire rips through California, air quality warnings are now being issued for nearby areas, ...

An air quality alert was reported by the NWS San Diego CA on Thursday at 2:47 p.m. in effect until Saturday at midnight. The ...

On Wednesday at 2:12 p.m. an air quality alert was reported by the NWS San Diego CA in effect until Sunday at midnight. The ...

A regional air quality alert has been issued for parts of Southern California as two fires continue to burn in Riverside ...

California’s largest wildfire of the year grew to an estimated 70,801 acres Friday, producing smoke that has affected ...

Amid summer temperatures and wildfires burning in the Inland Empire, some areas of Southern California will experience ...

The Madre fire burning in San Luis Obispo County has grown to become the largest wildfire California has seen this year. It ...

The Los Padres National Forest, Cal Fire in San Luis Obispo, and Bureau of Land Management have been coordinating the ...

Fireworks are happening across the city again this year, which poses two issues–highly concentrated pollution, and uniquely ...

A fleet of air quality monitoring vehicles took to the streets of California yesterday, marking the start of a year long ...

The landmark California environmental legislation that lawmakers have voted to walk back will allow for crucial ...