Tesoro

The Tesoro oil refinery in Anacortes is among six in the nation that will receive new equipment to reduce toxic air pollution. It’s part of a $425 million…

Washington state begins its public review Monday of what would be the nation’s largest oil-by-rail terminal in the country, slated to be built at the Port of Vancouver.

A Puget Sound-area firm that worked for Northwest Innovation Works, the Chinese-backed company that wanted to build a methanol plant in Tacoma, is facing…

Petrochemicals used in the production of plastics are causing concern among Northwest environmentalists. First there was the methanol plant proposed for…

In 2011, there was no crude oil transported by train in Washington. Two years later, 700 million gallons of crude came through the state.Concern over…

A culture of complacency at Tesoro’sAnacortes refinery led to the deadly fireball that claimed the lives of seven workers in 2010, according to federal…

Oil refiner Tesoro and a terminal operating company named Savage detailed plans Thursday for the biggest crude oil shipping terminal to be proposed in the…

A small oil spill this week in Port Angeles turned out to be a lot less severe than originally feared. Clean-up crews are still working to get sticky…

The families of six Tesoro Corporation refinery workers killed in an explosion at an Anacortes site last April have filed a wrongful-death suit against…