Mary is a producing conventional oil field located onshore Colombia and is operated by Gran Tierra Energy Colombia. The field is located in block Santana.

Field participation details

The field is owned by Gran Tierra Energy.

Production from Mary

The Mary conventional oil field recovered 100.00% of its total recoverable reserves, with peak production in 1997. The peak production was approximately 5.5 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2024.

Remaining recoverable reserves

The field is expected to recover 0 Mmboe, comprised of 0 Mmbbl of crude oil & condensate.


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.