Grid connection · the United Kingdom
Celtic Sea Offshore Wind Farm (ESB) grid connection
Celtic Sea Offshore Wind Farm (ESB) grid connection is a planned grid connection in the United Kingdom, with 1,000 MW of capacity, held by ESB Asset Development UK.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | United Kingdom (connects at Celtic Sea 275/66KV Offshore Substation) | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Status | Planned (scoping) | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Holder | ESB Asset Development UK | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Attached to | Celtic Sea Offshore Wind Farm (ESB) | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Capacity | 1,000 MW | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Technology | Wind Offshore | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Grid operator | National Grid Electricity Transmission plc | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Connection date | 31 Oct 2031 | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
| Connection gate | Gate 1 | NESO TEC Register · NESO Open Data Licence v1.0 · checked 24 Oct 2026 |
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How it compares
Celtic Sea Offshore Wind Farm (ESB) grid connection is the 118th-largest of 3,903 grid connections in the United Kingdom by capacity; its 1,000 MW is 0.22% of the 446,745 MW we hold for the United Kingdom. Ranks and totals cover the grid connections in our data that report their capacity, not every one in existence.
| Within | Rank | Total | Share |
|---|---|---|---|
| United Kingdom | 118th of 3,903 | 446,745 MW | 0.22% |
| All grid connections in our data | 217th of 7,616 | 1,281,251 MW | <0.1% |
Holder, grid operator and place
More from ESB Asset Development UK
- Chesters - Millmoor Rig Wind Farm & Battery Energy Storage78 MW · planned
- West Torrisdale Wind Farm54 MW · planned
- Craigneil Hill35 MW · permitted
- West Torrisdale Wind Farm20 MW · planned
- Chesters - Millmoor Rig Wind Farm & Battery Energy Storage20 MW · planned
Other grid connections in United Kingdom
- Bute Hydrogen Project 1 grid connection4,800 MW
- Drax BECCS grid connection3,906 MW
- Drax Power Station grid connection3,906 MW
- Bute Hydrogen Project 2 grid connection3,600 MW
- Bute Hydrogen Project 3 grid connection3,600 MW
- Bute Hydrogen Project 5 grid connection3,600 MW
- Bute Hydrogen Project 6 grid connection3,600 MW
- Hinkley Point C grid connection3,340 MW
Data on this page
- California ISO. Checked 2026-10-24. CAISO queue report, CAISO Privacy and Terms of Use.
- SP Electricity North West, via Northern Powergrid Open Data. SP Electricity North West open data portal, CC BY 4.0.
- ERCOT GIS report. ERCOT GIS report, ERCOT Terms of Use.
- Supported by National Energy SO Open Data. NESO TEC Register, NESO Open Data Licence v1.0.
- Supported by Northern Powergrid Open Data. Northern Powergrid open data portal, Northern Powergrid Open Data Licence v1.0.
- NYISO interconnection queue. NYISO interconnection queue, Free reuse.
- PJM New Services Queue. PJM New Services Queue, Free reuse.
- SP Energy Networks, via Northern Powergrid Open Data. SP Energy Networks open data portal, CC BY 4.0.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.