The Fourth of July fireworks and wildfires have caused poor air quality in Fresno County, with some areas reaching a level 5, ...

EPA is proposing a limited approval and limited disapproval of two San Joaquin Valley Unified Air Pollution Control District (SJVUAPCD) permitting and New Source Review (NSR) rules for stationary ...

Smoke from wildfires burning in the northern Sacramento Valley may bring hazy skies and unhealthy air to parts of the Bay ...

On Wednesday at 5:03 p.m. the NWS Los Angeles/Oxnard CA reported an updated air quality alert in effect until Thursday at ...

When air quality is ranked "unhealthy for vulnerable groups" it means PM 2.5 are at levels that can cause problems for people with medical conditions, especially respiratory issues like asthma and ...

Lucid took a Grand Touring version of its flagship Air sedan on a Guinness World Record-setting trip from Switzerland to Germany.

Through this effort, the San Joaquin Valley Water Blueprint underscores the urgent need for innovation, collaboration, and bold reform to safeguard California’s water supply—and the communities that ...

About half of the available free air filtration devices are still available to southern San Diego County residents exposed to odors.

An Extreme Heat Warning is in effect for Sunday, Monday, and Tuesday, with temperatures expected to approach 112 to 116 degrees in the Valley.