4C is now TGS

We are excited to announce a significant milestone in 4C Offshore's journey. Our integration into the TGS family marks the beginning of a new era in offshore wind market intelligence.

Learn what this means for you!

Alpha Island Transmission

The Alpha Island Transmission is owned by Elia System Operator SA

Below you will find an overview of the complete transmisison system and it's assets

Project	Substation	Export Cable
Seamade (SeaStar) Converter: Substation: Seastar Substation Transmission Cable: Export Cable: Seastar - Export Cable	Seastar Substation	Seastar - Export Cable
Seamade (Mermaid) Converter: Substation: Mermaid Substation Transmission Cable: Export Cable: Mermaid - Export Cable	Mermaid Substation	Mermaid - Export Cable
Northwester 2 Converter: Substation: Northwester 2 Offshore Substation Transmission Cable: Export Cable: Northwester 2 - Export Cable	Northwester 2 Offshore Substation	Northwester 2 - Export Cable

£58bn investment plan in the future of Britain’s energy system

ESO's latest report focuses on 'a national blueprint for a decarbonised electricity system in Great Britain'.

Tuesday, 19 March 2024

£400k Ofgem fund to help shape Britain's net zero transition

Three transmission and distribution network innovation projects receive green light.

Tuesday, 19 March 2024

Grid interconnection milestone for New York’s Empire Wind 1

First approval for an offshore wind project to connect into New York City’s grid.

Wednesday, 13 March 2024

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