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 ...

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

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 ...

Poor air quality caused by ozone and other sources prompted the warnings across six states on Thursday and Friday.

The Madre Fire, igniting on July 2, 2025, near Highway 166, has surged to become California's largest wildfire this year, scorching over 52,952 acres as of July 4.

Los Angeles County is included in an air quality alert reported by the National Weather Service on Thursday at 2:43 p.m. The ...

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

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

Map shows poor air quality due to Southern California wildfires by: Alix Martichoux. Posted: Jan 8, 2025 / 09:21 AM PST. Updated: Jan 8, 2025 / 09:53 PM PST. by: Alix Martichoux.

California enacted the nation's first vehicle emissions standards in 1966, four years before the federal Clean Air Act, and has continued to lead the U.S. in air quality policy.

Black and Latino communities in California breathe the dirtiest air despite state policies that have successfully restricted vehicle emissions, according to a study. The study, published in ...