Unitized Jambaran-Tiung Biru (JTB ) is a conventional gas development located onshore Indonesia and is operated by PT Pertamina EP Cepu. Discovered in 2002, Unitized Jambaran-Tiung Biru (JTB) lies in block Cepu.

The project is currently in commissioning stage and is expected to start commercial production in 2022. Final investment decision (FID) of the project was approved in 2017. The development cost is expected to be $1,547 m. The Unitized Jambaran-Tiung Biru (JTB) conventional gas development will involve the drilling of approximately six wells.

Field participation details

The field is owned by PT Pertamina (Persero).

Production from Unitized Jambaran-Tiung Biru (JTB)

Production from the Unitized Jambaran-Tiung Biru (JTB) conventional gas development project is expected to begin in 2022 and is forecast to peak in 2023, to approximately 2,665 bpd of crude oil and condensate and 192 Mmcfd of natural gas. Based on economic assumptions, the production will continue until the field reaches its economic limit in 2047.

Remaining recoverable reserves

The field is expected to recover 209.81 Mmboe, comprised of 17.18 Mmbbl of crude oil & condensate and 1,155.75 bcf of natural gas reserves.

Contractors involved in the Unitized Jambaran-Tiung Biru (JTB) conventional gas field

Some of the key contractors involved in the Unitized Jambaran-Tiung Biru (JTB) project as follows.

Design/FEED Engineering: Fluor and PT singgar mulia

Main EPC: JGC Holdings and PT Pupuk Indonesia Holding

Other Contractors: PT Depriwangga, RINA and Schlumberger


Information on the field is sourced from GlobalData’s fields database that provides detailed information on all producing, announced and planned oil and gas fields globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.