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 penalty against oil company Valero is imposed for massive pollution releases that went unreported for at least 15 years.

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

According to the air district, the emissions contribute to the Bay Area’s smog and pollution problems ... evidence that the company was spilling oil refinery waste into the Bay.

the funding will reduce benzene pollution by 4.34 tons, other hazardous air pollutants by 16.26 tons, and volatile organic compound emissions by 219 tons. "Under the settlement, the refinery will ...

SACRAMENTO, Calif. (CN) — Valero Refining Co. faces an $82 million fine from California agencies for air pollution violations ...

Residents say Mr. Musk’s data center for artificial intelligence is compounding their pollution burden and adding stress on ...

Experts don’t know how much gas prices may rise from the new climate rules, which give incentives for low-carbon fuels. The ...

Elyria-Swansea activists and Colorado health experts host Jane Fonda, who urges locals to fight ozone and fracking and vows ...

The Golden State, which has all year long pursued deals with industry and readied an army of bureaucrats to defend its nation ...

A dozen Louisiana and national environmental groups are pressing the U.S. Environmental Protection Agency to set water pollution limits ... that processes crude oil refinery waste, alleging ...