Halyard is a producing conventional gas field located in shallow water in Australia and is operated by Santos WA Southwest. The field is located in block WA-13-L, with water depth of 2,438 feet.

Field participation details

The field is owned by Santos.

Production from Halyard

The Halyard conventional gas field recovered 89.54% of its total recoverable reserves, with peak production in 2013. The peak production was approximately 1.26 thousand bpd of crude oil and condensate and 63 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2022.

Remaining recoverable reserves

The field is expected to recover 2.41 Mmboe, comprised of 0.33 Mmbbl of crude oil & condensate and 12.49 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.