Spar Gas Field

Related Pages

Australia Oil & Gas Fields

Quadrant Oil & Gas Fields

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Summary Information

  • Operator: Quadrant
  • Country: Australia
  • Location: Carnarvon Basin, Western Australia
  • Production start: 1996
  • Partners: Santos - 45%
  • Type: Gas
  • Estimated Reserves:
  • Production Volume:


  • Spar is located approximately 70km due west of Varanus Island, in the Carnarvon Basin, Western Australia. It consists of the East Spar field which is currently in production and the Spar field which is under development
  • The field was developed together with the Halyard Gas Field
  • The gas is treated in the Varanus Island Oil And Gas Processing Plant


  • IKM Testing: Precommissioning of a 14”/63Km production flowline to the onshore receiving terminal on Varanus Island


  • 1996 - The East Spar field commenced production
  • 1997 - Santos acquired 30%
  • 2008 - Santos increases stake to 100%
  • 2010 - The second appraisal well was drilled in Spar
  • 2015 - Quandrant Energy acquired Apache's share


  • There is 163 feet (50 m) of high-quality gas pay in a single zone at the top of the Barrow Group formation


  1. Acquisition of East Spar Joint Venture Interests and 1 for 8 Rights IssueApache East Spar, FMC
  2. East Spar wins contract to supply new cogeneration unit
  3. Apache Energy East Spar Re-Installation Project
  4. Santos purchases 100% of WA-4-R (Spar gas field)
  5. Apache's Spar-2 Appraisal Offshore Western Australia Tests 58 MMcf, 950 Barrels of Condensate Per Day
  6. Apache Agrees To Sell Australian Operations For $2.1 Billion

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