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INTERCONNECTOR · NGETTarchon
Tarchon is a 1.4 GW interconnector project in planning, connecting to the National Grid (England & Wales) network at East Anglia Connection Node 400kV Substation, with capacity due from October 2030. The connection agreement is held by Tarchon Energy Limited.
- Planning (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingFrom Oct 2030 (not yet reached)
- Closed (not yet reached)
Scoping and awaiting consents are both shown as planning. A connection agreement does not mean the project will be built: many queue projects never reach construction.
Connection details
- NESO project number
- PRO-001289
- Customer
- Tarchon Energy Limited
- Technology
- Interconnector
- Export capacity
- 1.4 GW
- Import capacity
- 1.4 GW
- Change in this agreement
- +1.4 GW
- Capacity effective from
- 31 October 2030
- Connection site
- East Anglia Connection Node 400kV Substation
- Transmission owner
- National Grid (England & Wales)
- Connection type
- Interconnector
- NESO project status
- Scoping
Connection site
This project connects at a new substation (a “connection node”) that has not been built or located yet.
Projects connecting near East Anglia Connection Node · Grid map
Source: NESO interconnector register, downloaded 8 November 2026. Contains data from NESO, licensed under the NESO Open Data Licence. Report a problem