At the Suncor Oil Refinery in Commerce City, some air pollution is visible to the naked eye. But a new study found another unexpected, and invisible, contaminant: radioactivity.

Dust blows off of the Oceano Dunes State Vehicular Recreation Area, creating unhealthy air quality on the Nipomo Mesa. In ...

"[Residents] should not have to worry about living and working in an area where air pollution from local industry could make ...

Waiting inside the club’s oak-paneled rooms were top executives from California’s major oil companies. They were the Air Pollution Foundation’s largest funders, and they were not happy. This frank ...

The penalty is the result of a 2019 inspection that found the refinery failed to report emissions from its hydrogen system ...

Click to share on Facebook (Opens in new window) Click to email a link to a friend (Opens in new window) Click to print (Opens in new window) Click to share on X (Opens in new window) The Phillips ...

The Valero Refining Co. has been fined the largest-ever penalty by Bay Area air quality regulators for a history of toxic ...

Built between the 1930s and early 1980s, petcoke facilities treat the remnants of crude oil refining. Environmental groups ...

The Bay Area Air Quality Management District and California Air Resources Board on Thursday announced a nearly $82 million ...

PHILADELPHIA—The company redeveloping the site of what had been the biggest oil refinery on ... of living near the refinery, the largest single source of air pollution in the city of Philadelphia.