Nordsee A6/B4 is a producing conventional gas field located in shallow water in Germany and is operated by Wintershall Dea. The field is located in block A06 (B 20001) and Deutsche Nordsee A6/B4.

Field participation details

The field is owned by BEB Erdgas und Erdoel, BASF, LetterOne Holdings and EWE.

Production from Nordsee A6/B4

The Nordsee A6/B4 conventional gas field recovered 99.99% of its total recoverable reserves, with peak production in 2004. The peak production was approximately 133 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2025.

Remaining recoverable reserves

The field is expected to recover 0.01 Mmboe, comprised of 0.04 bcf of natural gas reserves.

About Wintershall Dea

Wintershall Dea GmbH (Wintershall Dea), formerly Wintershall Holding GmbH, explores for production of oil and natural gas. The company holds expertise in conducting geological studies, geophysical measurements, seismic surveys, reservoir modeling, field development, onshore and offshore production, hydraulic fracturing, drilling, steam flooding, and polymer flooding. It has operations in Aitingen Barnstorf, Emlichheim, Mittelplate, Landau, Eastern Sirte Basin, Yuzhno Russkoye, Gjoa, Vega and Neuquen fields among others. The company has presence in Germany, the Netherlands, Norway, the UK, Denmark, Libya, Argentina, Western Siberia and Southern Russia. It operates through partnerships with companies including Gazprom, LUKOIL and others. Wintershall is headquartered in Kassel, Germany.


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.