We regulate water, hazardous waste, and cleanup activities at the Tesoro Refining & Marketing Company in Anacortes.
The refinery began operating in 1955. It processes crude oil into a variety of petroleum products and has about 330 employees and 280 contractors that work on the site.
The Northwest Clean Air Agency regulates the refinery’s air quality activities. Visit the Northwest Clean Air Agency website or call 800-622-4627 for more information.
Facility phone: 360-428-1617 or 800-622-4627
Location: West March Point Road, Anacortes, Wash.