About Us

Tesoro's Anacortes refinery is located about 70 miles north of Seattle on the picturesque Puget Sound. With a total crude-oil capacity of 115,000 barrels per day, the refinery primarily supplies gasoline, jet fuel and diesel to markets in Washington and Oregon, and manufactures heavy fuel oils, liquefied petroleum gas and asphalt. It receives crude feedstock via pipeline from Canada and by tanker from Alaska and foreign sources.


  • Tesoro is a leading independent refiner serving the Western United States.


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