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December 2, 2021

Thang Long-Dong Do Conventional Oil Field, Vietnam

By Carmen

Thang Long-Dong Do is a producing conventional oil field located in shallow water in Vietnam and is operated by Lamson Joc. The field is located in block Block 01/97 and Block 02/97, with water depth of 226 feet.

Field participation details

The field is owned by Vietnam National Oil and Gas Group and Petroliam Nasional.

Production from Thang Long-Dong Do

The Thang Long-Dong Do conventional oil field recovered 48.46% of its total recoverable reserves, with peak production in 2016. The peak production was approximately 13.5 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2033. The field currently accounts for approximately 3% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 31.55 Mmboe, comprised of 31.55 Mmbbl of crude oil & condensate. Thang Long-Dong Do conventional oil field reserves accounts 0.01% of total remaining reserves of producing conventional oil fields globally.


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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