Power plant · England, United Kingdom
Walney Extension Offshore Wind Farm
Walney Extension Offshore Wind Farm is a permitted power plant in England, United Kingdom, with 750 MW of capacity, operated by DONG Energy Walney Extension Ltd.
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 | England (North West) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Irish Sea off Walney Island | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Permitted (post-decision, granted) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Onshore or offshore | Offshore | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Permit date | 7 Nov 2014 (permit EN010027, Planning Act 2008 development consent, issued by Secretary of State) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 28 Jun 2013 (reference EN010027, planning authority The Planning Inspectorate) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 7 Nov 2014 (granted, reference EN010027, planning authority The Planning Inspectorate) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | DONG Energy Walney Extension Ltd (applicant) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 750 MW (description) | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Technology | Wind Offshore | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Area | 21,338 ha (application boundary) | planning.data.gov.uk · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 54.0320, -3.4332 | Planning Inspectorate: National Infrastructure Projects · record · Open Government Licence v3.0 · checked 24 Oct 2026 |
Research on this power plant and its operator.Who owns it up to the parent company, its grid connection and planning status, and an introduction to the operator.
Request researchLatest events
Dated events about this power plant from official notices and registers, newest first. All recent changes.
How it compares
Walney Extension Offshore Wind Farm is the 53rd-largest of 2,174 power plants planned, permitted or under construction in England and the 81st-largest of 3,222 in the United Kingdom by capacity; its 750 MW is 0.25% of the 300,461 MW of power plants planned, permitted or under construction we hold for the United Kingdom. It is not built yet, so it is ranked among the power plants planned, permitted or under construction in our data, apart from the ones running today. Ranks and totals cover the ones that report their capacity.
| Within | Rank | Total | Share |
|---|---|---|---|
| England | 53rd of 2,174 | 185,888 MW | 0.4% |
| United Kingdom | 81st of 3,222 | 300,461 MW | 0.25% |
| All power plants planned, permitted or under construction in our data | 157th of 6,455 | 664,040 MW | 0.11% |
Nearby
Within 50 km of this power plant: 111 grid connections (60 operating, 972 MW), 60 substations, 2 transmission lines and 1 gas storage facility, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Walney 2 Offshore Wind Farm grid connection | Grid connection | 183 MW | Operating | 5.8 km |
| Ormonde Offshore Windfarm grid connection | Grid connection | 150 MW | Operating | 8.6 km |
| Barrow Floating Solar grid connection | Grid connection | 15 MW | Planned | 15 km |
| Chatsworth St | Substation | — | — | 16 km |
| Barrow | Substation | — | — | 17 km |
| Barrow & Sandgate BSP | Substation | — | — | 17 km |
| Preesall Saltfield Underground Gas Storage | Gas storage facility | — | Cancelled | 33 km |
| Morgan and Morecambe Offshore Wind Farms Transmission Assets | Transmission line | — | Permitted | 38 km |
| East Irish Sea Transmission Project | Transmission line | — | Planned | 48 km |
Operator and place
Other power plants in England
- Walpole Flexible Generation Project2,000 MW
- Outer Dowsing Offshore Wind Farm1,500 MW
- Hornsea 2 - Optimus and Breesea1,320 MW
- Hornsea 1 - Heron & Njord1,218 MW
- Atlantic Array One - Bristol Channel Zone1,200 MW
- Five Estuaries - Wind Farm1,080 MW
- Rugeley Power Plant Conversion1,000 MW
- Teesworks Battery Storage Project1,000 MW
Data on this page
- Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- SP Electricity North West, via Northern Powergrid Open Data. SP Electricity North West open data portal, CC BY 4.0.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- Contains public sector information licensed under the Open Government Licence v3.0. planning.data.gov.uk, Open Government Licence v3.0.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.