Investors are expecting top U.S. refiners to report quarterly losses, even as their margins improve, as they brace for the ...

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 ...

BENICIA — Valero’s oil refinery in Benicia faces an uncertain future after the company alerted state energy officials that plans were in the works for an array of options for the plant ...

Oil giant Valero announced this week it may shutter its refinery in Benicia. The company sent a notice to the California Energy Commission indicating it may restructure the refinery or cease ...