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November 30, 2021updated 27 Apr 2022 12:40pm

Bokor Heavy Oil Field, Malaysia

By Carmen

Bokor is a producing heavy oil field located in shallow water in Malaysia and is operated by PETRONAS Carigali International Sdn. The field is located in block SK 307 and Baram Delta, with water depth of 213 feet.

An expansion project is associated with the Bokor, namely Bokor Phase 3. This project is currently in the construction stage.

Field participation details

The field is owned by Petroliam Nasional and Shell.

Production from Bokor

The Bokor heavy oil field recovered 78.41% of its total recoverable reserves, with peak production in 1990. The peak production was approximately 30 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2044. The field currently accounts for approximately 2% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 87.83 Mmboe, comprised of 87.83 Mmbbl of crude oil & condensate. Bokor heavy oil field reserves accounts 0.20% of total remaining reserves of producing heavy oil fields globally.

Contractors involved in the Bokor heavy oil field

Some of the key contractors involved in the Bokor project as follows.

Design/FEED Engineering: Brooke Dockyard & Engineering Works

Main EPC: Brooke Dockyard & Engineering Works and Petroliam Nasional

EPC Contractors: Sapura Energy

Other Contractors: Kumpulan Agresif Sdn, Magseis, Mir Valve Sdn, Ranhill Energy and Resources Sdn and Rotork

About PETRONAS Carigali International Sdn

PETRONAS Carigali International Sdn Bhd (PETRONAS Carigali) is a Malaysia based oil and gas company. The company is a subsidiary of Petroliam Nasional Berhad (PETRONAS). The company is a fully integrated oil and gas corporation of Malaysian government. The company is engaged in exploration, development and production of oil and gas in Malaysia. The company operates in various areas such as China, North America and Southeast Asia. PETRONAS Carigali is headquartered in Kuala Lumpur, Malaysia. In July 2011, the company made two gas discoveries in the shallow water areas offshore the west coast of Sabah. The first discovery was via the Zuhal East-1 well located in the Samarang Asam Paya Block. The second discovery at the Menggatal-1 well located in Block SB312, about 110km northeast of Kota Kinabalu.


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.

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