Tulsa West Refinery
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Summary Information

Brief Description

Refining Units

  • Atmospheric Distillation
  • Vacuum Distillation - 32,000
  • Delayed Coker - 11,000
  • Catalytic Reforming - 24,000
  • Propane de-asphalting
  • Lube extraction unit
  • MEK dewaxing

Terminal Capacity

  • Crude Oil:
  • Refined Products: 3.2 million barrels of feedstock and product tankage

Crude Supply

  • This refinery complex sits in the Midwest region (PADD II), approximately 45 miles from the supply and storage hub at Cushing, Oklahoma, in a region that is well served by crude pipelines that deliver crude oil from Canada, U.S. onshore and the Gulf Coast
  • This provides the Refinery the flexibility to optimize its crude slate and maintain lower crude inventories than a typical refinery

Products Produced

  • -

Ongoing Projects

  • Holly Corp are integrating the Tulsa Refinery west and east facilities that will result in a single, highly complex refinery having an integrated crude processing rate of approximately 125,000 BPSD, primarily by sending intermediate streams from one facility to the other for further processing.
  • Pursuant to this plan, high sulfur diesel and various gas oil streams will be sent from the Tulsa Refinery west facility to be processed in the diesel hydrotreater and FCC units, respectively, at the Tulsa Refinery east facility.
  • Various heavy oil streams will be sent from the Tulsa Refinery east facility to be processed in our coker unit at our Tulsa Refinery west facility.
  • Various other streams such as naphtha, hydrogen and fuel gas will be shared between the two refinery facilities.

Other Information

  • -


  • 1913 - The refinery began production
  • 1968 - Acquired by Sunoco
  • 2009 - Holly Corp acquired the refinery from Sunoco

Relevant Links

  1. Refinery webpage
  2. The 2005 Oklahoma Refinery Report
  3. Sunoco to Sell Tulsa Refinery to Holly Corporation
  4. Holly Corporation Reports Shutdown at Tulsa Refinery Facility
  5. OSHA follow-up inspection of Oklahoma oil refinery reveals continuing worker safety violations

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