Dirok is a producing conventional gas field located onshore India and is operated by Hindustan Oil Exploration. The field is located in block AAP-ON-94/1.

An expansion project is associated with the Dirok, namely Dirok Phase 2. This project is currently in the feed stage.

Field participation details

The field is owned by Hindustan Oil Exploration, Indian Oil and Oil India.

Production from Dirok

The Dirok conventional gas field recovered 24.90% of its total recoverable reserves, with peak production in 2019. The peak production was approximately 0.64 thousand bpd of crude oil and condensate and 30 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2071.

Remaining recoverable reserves

The field is expected to recover 23.21 Mmboe, comprised of 2.66 Mmbbl of crude oil & condensate and 123.31 bcf of natural gas reserves. Dirok conventional gas field reserves accounts 0.01% of total remaining reserves of producing conventional gas fields globally.

Contractors involved in the Dirok conventional gas field

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

Other Contractors: Larsen & Toubro and SENES Consultants India

About Hindustan Oil Exploration

Hindustan Oil Exploration Co Ltd (HOEC) is an oil and gas exploration and development company. The company’s business activities include exploration and development of hydrocarbons crude oil and natural gas. It offers geological and geophysical services related to the exploration of oil and natural gas and other oil field services. HOEC’s onshore and offshore assets include operated and non operated acreages in Assam-Arakan basin, Cambay basin, Cauvery basin, and Mumbai High Basin. HOEC partners with other oil and gas companies for its exploration activities. The company has operations in Gujarat, Maharashtra and Tamil Nadu, India. HOEC is headquartered in Chennai, Tamil Nadu, India.


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.