Mars is a producing conventional oil field located in deepwater in the US and is operated by Shell Offshore. The field is located in block Mississippi Canyon 805, Mississippi Canyon 763, Mississippi Canyon 807, Mississippi Canyon 851, and Mississippi Canyon 850, with water depth of 3,230 feet.

Field participation details

The field is owned by Shell and BP.

Production from Mars

The Mars conventional oil field recovered 90.70% of its total recoverable reserves, with peak production in 2003. The peak production was approximately 158.33 thousand bpd of crude oil and condensate and 183 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2031.

Remaining recoverable reserves

The field is expected to recover 95.66 Mmboe, comprised of 81.93 Mmbbl of crude oil & condensate and 82.37 bcf of natural gas reserves. Mars conventional oil field reserves accounts 0.02% of total remaining reserves of producing conventional oil fields globally.

About Shell Offshore

Shell Offshore Inc (Shell Offshore) an oil and gas company which offers the wholesale distribution of petroleum and petroleum products. The company is headquartered in Houston, Texas, the US.


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.