The development concept study will identify the preferred option on which to begin front end engineering design (FEED) for developing the Oyong Field, which is located 8km offshore Madura Island in 44 metres of water.

Santos said it expects to complete the study no later than July this year, after which the Sampang Joint Venture will approve the development option for the field.

Participants in the Sampang PSC are Cue Sampang (15%), Santos (Sampang) operator (45%) and Coastal Indonesia Sampang (40%).