Al-Karkara and A-Structure is a producing conventional oil field located in shallow water in Qatar and is operated by Qatar Petroleum Development Co Ltd (Japan). The field is located in block Block 1 SE, with water depth of 66 feet.

Field participation details

The field is owned by Cosmo Energy Exploration & Production and Sojitz.

Production from Al-Karkara and A-Structure

The Al-Karkara and A-Structure conventional oil field recovered 60.78% of its total recoverable reserves, with peak production in 2013. The peak production was approximately 7.22 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2049.

Remaining recoverable reserves

The field is expected to recover 23.09 Mmboe, comprised of 23.09 Mmbbl of crude oil & condensate. Al-Karkara and A-Structure 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.