Commerce City Refinery
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Suncor Refineries

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Summary Information

  • Ownership: Suncor
  • Website:
  • Location: Denver Colorado
  • Capacity: 4.65 million tons/annum & 93,000 bbl/day
  • Nelson Complexity:
  • Refining Depth:

Brief Description

  • The combination of two smaller refineries, it is a complex medium sized plant, capable of processing extra heavy Canadian crude.

Refining Units

  • Atmospheric Distillation (3) - 2 Conventional / 1 High TAN capable
  • FCCU (2)
  • Polymerisation (2)
  • Reformer (2)
  • Distillate Hydrotreating (2)
  • High Sulfur High TAN Gasoil Hydrotreating

Terminal Capacity

  • Crude Oil:
  • Refined Products:

Crude Supply

  • The refinery processes Suncor Synthetics, Canadian Heavy, Colorado Sweet and other Padd 4 crudes

Products Produced

  • LPG, Gasoline (all grades, low octane ”regional”, ethanol blending), LSD/ULSD, Jet, Asphalt (PG grade capable)

Ongoing Projects

Other Information

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  • 1978 - Three people were killed in an explosion that occurred in a polymerization unit at the refinery
  • 2003 - Suncor Energy bought the west refinery from Conoco
  • 2005 - Suncor purchased the east refinery from Valero
  • 2006 - Project Odyssey is completed
  • 2011 - Colorado Department of Public Health and Environment issued orders to Suncor Energy to clean up a release of petroleum products

Relevant Links

  1. Suncor Denver Refinery Overview
  2. Commerce City, CO Oil Refinery Blast, Oct 1978
  3. Suncor Energy completes upgrade to its Commerce City refinery
  4. Suncor Energy acquires second refinery near Denver, Colorado
  5. Suncor Energy reports unplanned unit shutdown at Commerce City refinery
  6. Colorado Department of Public Health and Environment updates Suncor cleanup orders to address evolving situation

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