Hai Su Trang And Hai Su Den (HST/HSD) Oil Fields

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Vietnam Oil & Gas Fields

Talisman Oil & Gas Fields

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Summary Information

  • Operator: Talisman
  • Country: Vietnam
  • Location: Block 15-2/01, on the western edge the Cuu Long Basin
  • Production start:
  • Partners: Talisman 60%, PetroVietnam 40%
  • Type: Oil / Gas
  • Estimated Reserves:
  • Production Volume:


  • The development is located 75 kilometres offshore Southern Vietnam in shallow water (45 metres)
  • It consists of two wellhead platforms which have been tied back to the existing Armada TGT 1 FPSO.
  • The English version of the field names are White Sealion, (Hai Su Trang ) and Black Sealion, (Hai Su Den)


  • PTSC: Construction of two wellhead platforms


  • 2007 - Hai Su Trang (HST) discovered
  • 2013 - First oil production begins


  • Lower Miocene zone


  1. Talisman Energy Announces Successful Exploration Well in Vietnam
  2. PTSC wins $20m Thang Long gig
  3. Talisman Energy Announces First Oil from HST/HSD Development, Offshore Vietnam Growth Continues in Core Asia-Pacific Region

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