The Mendocino County Board of Supervisors, in their dual role as the board of directors for the Mendocino County Air Quality Management District, recently approved the hiring of a new Air ...

Environmentalists are questioning the accuracy of data reported by the refineries as the Bay Area Air District prepares to ...

California Governor Gavin Newsom this week vetoed a law that would have limited the regulatory powers of air quality agencies ...

States will have few options for fighting local air pollution if EPA repeals federal rules to limit vehicle emissions.

10-22 in the city of Paramount had "slightly elevated" levels of hexavalent chromium, according to the South Coast Air Quality Management District. Federal and state regulators have found in the past ...

EL SEGUNDO, Calif. — Firefighters fully extinguished Friday the fire that broke out the night before at a Chevron oil refinery just outside Los Angeles, sending towering flames into the air that were ...

The explosion and hours-long fire at Chevron's refinery Thursday night in El Segundo deeply unnerved communities in the South Bay. The blast sent shock waves throughout the refinery grounds, allegedly ...

Firefighters were still pouring water Friday morning onto a fire that broke out the night before at a Chevron oil refinery just outside Los Angeles, sending towering flames into the air that were ...

A fire that broke out at a Chevron refinery in El Segundo on Oct. 2 is leaving some Southern Californians concerned about its impact on the air quality. The El Segundo Fire Department responded to a ...

A huge fire broke out at Chevron’s oil refinery in El Segundo on Thursday night, sending massive orange flames into the sky and plumes of smoke into the surrounding area. Officials said there there ...