Halfdan is a producing conventional oil field located in shallow water in Denmark and is operated by Total E&P Denmark. The field is located in block 5504/16 (Contiguous Area) and 5505/13 (Contiguous Area), with water depth of 158 feet.

Field participation details

The field is owned by Nordsofonden , TotalEnergies and Norwegian Energy.

Production from Halfdan

The Halfdan conventional oil field recovered 89.74% of its total recoverable reserves, with peak production in 2006. The peak production was approximately 104.8 thousand bpd of crude oil and condensate and 301 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2034. The field currently accounts for approximately 45% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 86.94 Mmboe, comprised of 54.32 Mmbbl of crude oil & condensate and 195.71 bcf of natural gas reserves. Halfdan conventional oil field reserves accounts 0.02% 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.