The total length of active oil and gas pipelines in Europe, as tracked by GlobalData, was 202,685km, as at the start of 2023. A total of 8,463km planned and announced trunk oil and gas pipelines are expected to come online during the outlook period 2023–2026. Of these, 4,472km represent planned pipelines with identified development plans, while there are 3,991km early-stage announced pipelines that are undergoing conceptual studies and are expected to get development approval. GlobalData uses proprietary data and analytics to provide a complete picture of the global oil & gas pipelines segment. Buy the latest pipelines profiles here.

At the start of 2023, Germany had the highest active oil and gas pipelines length at 33,853km, followed by France at 21,300km and the United Kingdom at 20,391km. Listed below are the ten longest active oil and gas pipelines/pipeline systems in Europe by length, according to GlobalData’s Pipelines Database.

1. Romanian Gas Transmission

With length of 13,307km, the Romanian Gas Transmission in Romania is owned by Societatea Nationala de Transport Gaze Naturale TRANSGAZ (100%) and operated by Societatea Nationala de Transport Gaze Naturale TRANSGAZ. It became operational in 1947. This pipeline system has a diameter range of 2 inches to 48 inches. This pipeline has a design capacity of 2899mmcfd (million cubic feet per day). Buy the profile here.

2. Open Grid Gas System

Open Grid Gas System has a total length of 12,000km. Owned by Vier Gas Transport GmbH (100%), this pipeline system in Germany is operated by Open Grid Europe. Buy the profile here.

3. Poland Gas System

The Poland Gas System in Poland is 11,056km long. This pipeline system is owned by Gaz-System (100%) and operated by Gaz-System. Poland Gas System started operation in 2004. It has a design capacity of 1,575mmcfd. Buy the profile here.

4. France Gas Transmission

France Gas Transmission has a total length of 7,874km. Owned by Engie (75%) and Others (25%), this pipeline system in France is operated by GRTgaz. It has a diameter range of 15.7 inches to 47.24 inches. France Gas Transmission has a design capacity of 7,881mmcfd. Buy the profile here.

5. National Grid Gas System

The National Grid Gas System in the United Kingdom is 7,660km long. This pipeline system is owned by National Grid (100%) and operated by National Grid. National Grid Gas System has a diameter range of 24 inches to 48 inches. Buy the profile here.

6. ONTRAS Gas System

The 7,000km long ONTRAS Gas System in Germany is owned by Neckarpri (34.69%), Zweckverband Oberschwabische Elektrizitatswerke (34.69%) and Others (30.62%). It is operated by ONTRAS Gastransport. Buy the profile here.

7. FGSZ Gas Transmission “Hungary”

The FGSZ Gas Transmission “Hungary” in Hungary is 5,782km long. This pipeline is owned by MOL Hungarian Oil and Gas (100%) and operated by FGSZ Foldgazszallito Zrt. It became operational in 1942. This pipeline has a diameter range of 4 inches to 55 inches. FGSZ Gas Transmission “Hungary” has a design capacity of 2,435mmcfd. Buy the profile here.

8. Terega Gas Network “France”

The Terega Gas Network “France” in France is 5,127km long. This pipeline system is owned by Snam (45%) , Electricite de France (20%) and Others (35%). It is operated by Terega. Terega Gas Network “France” started operation in 1945. Buy the profile here.

9. Thyssengas System

Thyssengas System has a total length of 4,409km. Owned by Thyssengas (100%), this pipeline system in Germany is operated by Thyssengas. This pipeline system has a diameter range of 4.5 inches to 40 inches. Buy the profile here.

10. Bulgaria Gas Transmission System

The Bulgaria Gas Transmission System in Bulgaria is 3,276km long. This pipeline system is owned by Bulgarian Energy Holding (100%) and operated by Bulgartransgaz. It commenced operation in 1974. It has a diameter of 40 inches. This pipeline system has a design capacity of 2,435mmcfd. Buy the profile here.

For more details on the oil & gas pipelines, buy the profiles here.

GlobalData

GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.  

This information is drawn from GlobalData’s Oil & Gas Intelligence Center, which provides detailed profiles of 34,000+ oil and gas fields, 400,000+ exploration blocks, 1,100+ LNG terminals, 3,400+ gas processing plants, 5,000+ storage terminals, and 8,000+ pipelines, 1,400+ refineries and 13,000+ petrochemical plants worldwide.