Marishes is a producing conventional gas field located onshore the UK and is operated by Third Energy UK Gas. The field is located in block SE87f ALL.

Field participation details

The field is owned by York Energy (UK) Holdings.

Production from Marishes

The Marishes conventional gas field recovered 99.77% of its total recoverable reserves, with peak production in 2001. The peak production was approximately 3 Mmcfd of natural gas. 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 0.01 bcf of natural gas reserves.


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.