Our refining operations are located in Cheyenne, Wyoming; El Dorado, Kansas; Artesia, New Mexico; Tulsa, Oklahoma and Woods Cross, Utah. Each of the refineries has the complexity to convert discounted, heavy and sour crude oils into a high percentage of gasoline, diesel and other high value refined products. The Company markets products primarily throughout the Rocky Mountains, Plains states and Southwestern regions, which are among the most attractive refined product markets in the United States.
The Cheyenne Refinery is located in Cheyenne, Wyoming and has a crude oil capacity of 52,000 barrels per day with the complexity to convert a wide variety of crude oils into a high percentage of light products. Crude oil is purchased from local producers, including the nearby Niobrara and Bakkenformations and is also imported via the Express Pipeline from Canada. Cheyenne refined products are primarily marketed in the eastern slope of the Rocky Mountain region, which encompasses eastern Colorado (including the Denver metropolitan area), eastern Wyoming, and western Nebraska.
El Dorado Refinery
The El Dorado Refinery is located in El Dorado, Kansas and is one of the largest refineries in the Plains States and Rocky Mountain region with a crude oil capacity of 135,000 barrels per day. The El Dorado Refinery can select from many different types of crude oil due to its direct pipeline access to the Cushing, Oklahoma hub, which is connected by pipelines to the Gulf Coast, Canada and a majority of U.S. crude production. This crude oil access, combined with the refinery's complexity, gives it the flexibility to refine a wide variety of crude oils. El Dorado refined products are marketed primarily throughout the Plains States and eastern slope of the Rocky Mountain region, which encompasses eastern Colorado (including the Denver metropolitan area) and eastern Wyoming.
The Navajo Refinery is located in Artesia, New Mexico and has a crude oil capacity of 100,000 barrels per day with the flexibility and complexity to process heavy crude oil, sour crude oil and light sweet crude oil. The refinery is in close proximity to West Texas crude supply and also has direct pipeline access to the wide variety of crude oils in Cushing, Oklahoma, including Canadian crudes. Navajo refined products are marketed primarily in the southwestern United States and northern Mexico.
The Tulsa Refinery is located in Tulsa, Oklahoma and has a crude oil capacity of 125,000 barrels per day. The Tulsa Refinery primarily processes sweet crude oils, but can also process sour crude oils and sits adjacent to Cushing, Oklahoma, the largest crude oil trading hub in the U.S. Tulsa refined products are marketed primarily throughout the midcontinent region of the United States. The Tulsa Refinery also manufactures lubricants and specialty waxes, including lubricating oils (base, blended and process oils), waxes, horticultural oils and asphalt modifiers, which are marketed by Holly Lubricants.
Woods Cross Refinery
The Woods Cross Refinery is located just north of Salt Lake City, Utah and has a crude oil capacity of 31,000 barrels per day. The Woods Cross Refinery is a high conversion refinery that has advantaged access to regional sweet and black wax crudes as well as pipeline access to Canadian crude oils. Woods Cross refined products are marketed primarily in Utah, Idaho, Nevada, Wyoming and eastern Washington.