Suncor's refinery, located in Commerce City, near Denver, is the largest refining operation in the Rocky Mountain region with a capacity of 90,000 barrels per day.
Pipeline at Suncor's Commerce City refinery.
A tanker truck leaves the fuel rack at Suncor's Commerce City refinery.
In Ontario, Suncor's wholly-owned subsidiary, Suncor Energy Products Inc., operates a 70,000 barrel per day capacity refinery.
Suncor's Sarnia refinery is designed and operated as a "fuels refinery", with approximately 94% of the products serving as a fuel source.