The U.S. Department of Energy has authorized the release of 1 million barrels from the Strategic Petroleum Reserve to address ...

Chevron Corporation CVX, a Houston, TX-based integrated oil and gas company, has confirmed that the recent start-up of an offshore well led to zinc contamination in the Mars crude oil stream, ...

A refinery in Louisiana will receive crude from the nation’s stockpile to help address offshore oil supply issues.

This issue has prompted the US Government to release barrels from its emergency stockpile to support regional refineries.

US supermajor ExxonMobil is not buying any crude from the Mars stream in the US Gulf until a zinc contamination issue is ...

The start-up of an offshore well caused zinc contamination in Mars crude, Chevron said on Friday, leading to the tightening ...

Oil major Exxon Mobil told its trading counterparts that it will not buy the Mars crude oil grade until a zinc contamination ...

Exxon Mobil halts Mars crude oil purchases over zinc contamination. Learn how this issue impacts prices and production along ...

ALICEVILLE, Ala. (AP) — Environmental regulators promised an aggressive cleanup after a tanker train hauling 2.9 million gallons of crude oil derailed and burned in a west Alabama swamp in ...

Differentials for medium sour crude grades such as Mars Blend rise following Trump’s decision to revoke a license allowing Chevron to operate in Venezuela.