Terang Sirasun Batur (TSB) is a producing conventional gas field located in shallow water in Indonesia and is operated by Kangean Energy Indonesia. The field is located in block Kangean, with water depth of 295 feet.

Field participation details

The field is owned by PT Energi Mega Persada and Japan Petroleum Exploration.

Production from Terang Sirasun Batur (TSB)

The Terang Sirasun Batur (TSB) conventional gas field recovered 76.51% of its total recoverable reserves, with peak production in 2013. The peak production was approximately 253 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2032. The field currently accounts for approximately 2% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 40.12 Mmboe, comprised of 240.69 bcf of natural gas reserves. Terang Sirasun Batur (TSB) conventional gas field reserves accounts 0.01% of total remaining reserves of producing conventional gas fields globally.

About Kangean Energy Indonesia

Kangean Energy Indonesia Ltd (KEI) a subsidiary of Energi Mega Pratama Inc is an oil and gas exploration and production company that develops hydrocarbon resources. The company operates in Pagerungan field and TSB field. Its Pagerungan gas field produces gas and condensate in Kangean from onshore and offshore wells in the Ngimbang and Rancak reservoirs in the Pagerungan area. KEI’s TSB gas field includes Terang, Sirasun and Batur gas fields. The company’s TSB gas field also has production wells and horizontal wells. It supplies gas to customers in East Java. The company serves power companies and fertilizer factories. KEI is headquartered in Jakarta, Indonesia.


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.