With a pair of refineries closing, Newsom sends a letter to the state’s energy commission to make sure refiners “see the ...

Kleen, which operates the world's largest oil re-refinery, discharged unlawful pollutants into East Chicago's sewer system.

Federal regulators recently sued the operators of an East Chicago oil re-refinery plant for violating its wastewater permits by discharging excess pollutants — including cyanide, mercury, oil and ...

The vast oil refinery in Benicia faces an uncertain future after its owner warned of the plant’s possible closure.

Supreme Court signals it will let fuel producers sue over California emission standards Bay Area oil refinery faces uncertain future after owner issues alert Chevron slashes several hundred jobs ...

Valero Energy Corp. this week told investors it was intent on shuttering a major California refinery on the heels of first-quarter oil refining losses of $530 million. The San Antonio-based ...

NEW YORK, April 24 (Reuters) - Valero Energy (VLO.N), opens new tab on Thursday said it would cease operations at its 170,000-barrel-per-day San Francisco-area oil refinery next year amid worries ...

Oil giant Valero announced this week it may shutter its refinery in Benicia. The company sent a notice to the California ...

Federal regulators recently sued the operators of an East Chicago oil re-refinery plant for violating ... The court filing detailed multiple federal Clean Water Act violations dating back to ...