Dartmouth Refinery
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Summary Information

Brief Description

  • The refinery was a small to medium sized, medium complexity refinery
  • It was closed down in 2013

Refining Units

  • Atmospheric Distillation, 13,037 M3/day
  • Vacuum Distilation, 6,677 M3/day
  • Gasoline Desulphurisation
  • Fluidised Catalytic Cracking, 4,928 M3/day
  • Cat Reform, 1,590 M3/day
  • Polymerization/ Alkyl-ation, 715 M3/day
  • Asphalt 238 M3/day
  • Sulphur, 53 M3/day

Terminal Capacity

  • Crude Oil:
  • Refined Products:

Crude Supply

  • The refinery processes crudes from the North Sea, East Coast Canada, West Africa and the Middle East
  • Like other Atlantic basin refineries it has a cost disadvantage

Products Produced

  • The refinery produces a wide range of petroleum products, including gasoline, aviation fuel, diesel, home heating fuel, marine fuel, heavy fuel oil and asphalt.

Ongoing Projects

  • -

Other Information

  • Because the refinery is very old and relatively small, Imperial Oil is considering selling or closing it


  • 1918 - Refinery begins production
  • 1989 - Imperial Oil acquired the refinery from Texaco
  • 2003 - Gasoline Desulphurisation unit start up
  • 2012 - Imperial announced it will market the refinery and related supply terminals to prospective buyers in the coming months and consider conversion to a terminal
  • 2013 - Imperial announces the refinery's closure

Relevant Links

  1. Refinery Webpage
  2. Imperial Oil refineries select ExxonMobil process for lower sulphur
  3. Imperial Oil's Dartmouth refinery now producing low-sulphur gasoline following $80 million refit
  5. Dartmouth Refinery Future Looks Bleak
  6. Imperial Oil evaluating the future of its Dartmouth Refinery
  7. Imperial Oil to Convert Dartmouth Refinery to Terminal

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