Grid infrastructure › Connection queue › Offshore wind
OFFSHORE WIND · NGETScira-Dudgeon Extension
Scira-Dudgeon Extension is a 719 MW offshore wind project in planning, connecting to the National Grid (England & Wales) network at Norwich Main 400kV Substation, with capacity due from January 2030. The connection agreement is held by Sheringham Shoal And Dudgeon Extensions Projco Limited.
- Planning (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingFrom Jan 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-000507-1
- Customer
- Sheringham Shoal And Dudgeon Extensions Projco Limited
- Technology
- Wind Offshore
- Total capacity
- 719 MW
- Change in this agreement
- +719 MW
- Capacity effective from
- 1 January 2030
- Connection site
- Norwich Main 400kV Substation
- Transmission owner
- National Grid (England & Wales)
- Connection type
- Direct connection to the transmission network
- NESO project status
- Scoping
Connection site
The marker shows the connection substation, not the project itself, with the transmission network around it.
Other projects at Norwich Main 400kV Substation
- Hornsea Power Station 3Offshore wind · 3.0 GW · Consents Approved
- Hornsea Power Station 3Offshore wind · 2.3 GW · Consents Approved
- Scira-Dudgeon ExtensionOffshore wind · 1.4 GW · Scoping
- Scira-Dudgeon ExtensionOffshore wind · 950 MW · Scoping
- NorwichSolar + storage · 57 MW · Consents Approved
- Norwich 2Solar · 28 MW · Scoping
Source: NESO Transmission Entry Capacity (TEC) register, downloaded 8 November 2026. Contains data from NESO, licensed under the NESO Open Data Licence. Report a problem