Chim Sao Oil Field (Blackbird Oil Field)

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Vietnam Oil & Gas Fields

Premier Oil Oil & Gas Fields

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Summary Information

  • Operator: Premier Oil
  • Country: Vietnam
  • Location: Block 12W, Nam Con Son Basin, offshore southern Vietnam
  • Production start: 2012
  • Partners: Premier Oil - 53.125%, Santos - 31.875%, PetroVietnam - 15%
  • Type: Oil / Gas
  • Estimated Reserves:
  • Production Volume: Gross production rate is expected to plateau at around 25,000 barrels of oil per day


  • The Chim Sáo development includes a single wellhead platform and a floating processing, storage and offloading (FPSO) vessel, the Lewek EMAS FPSO. Hydrocarbon processing will take place on the FPSO with the oil exported via shuttle tanker and the gas by subsea pipeline into existing gas infrastructure
  • The FSPO was converted by Keppel
  • The field was formerly know as the Blackbird Oil Field


  • EMAS: Provided Lewek EMAS, a 180kdwt FPSO unit equipped with oil and gas processing facilities including water injection and gas export with 50,000 bopd production
  • Saipem: Transportation and installation of one wellhead platform and of subsea pipelines, umbilical and PLEMs (pipelines end manifolds), in addition to the detailed engineering for infield pipelines
  • DPS Global: FPSO - Power Generation, Heating/Cooling Medium, Water Injection, Flare Knock Out, Production Separation / PWT, Module Yard Supervision, Detailed Design, FEED
  • PTSC Offshore Services: Hook-up, Commissioning


  • 2006 - Santos takes a 37.5% stake
  • 2006 - Chim Sao Oil Field discovered by Premier Oil
  • 2008 - Successful completion of appraisal wells
  • 2009 - Project was approved for development by the Government of Vietnam
  • 2009 - Premier acquired Delek's 25% stake
  • 2010 - Hook-up, Commissioning completed by PTSC
  • 2011 - EMAS takes delivery of FSPO
  • 2011 - First oil from Chim Sao



  1. DPS FPSO References
  2. FoundOcean Subsea References
  3. Santos continues building its position in South East Asia
  4. Premier Oil, Drilling update
  5. Santos oil discovery offshore Vietnam
  6. Successful testing of the Blackbird oil discovery
  7. Successful testing of the Chim Sao North appraisal well
  8. Acquisition of additional equity in Block 12W, Vietnam
  9. First oil from Chim Sao in Vietnam
  10. Chim Sáo North appraisal well update
  11. EMAS to take delivery of one of Vietnam’s largest FPSOs from Keppel Shipyard
  12. EMAS Track Record
  13. Saipem wins two new offshore contracts in South East Asia worth US$ 450 million
  14. Ezra Reinforces Its Asia Subsea Installation Market Share With Contract Win In Vietnam
  15. Premier Oil Production Update

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