Power plant · Vale of White Horse, England, United Kingdom
Willowfields Energy Park, Marcham - Battery Energy Storage
Willowfields Energy Park, Marcham - Battery Energy Storage is a planned battery storage plant in Vale of White Horse, England, United Kingdom, with 20 MW of capacity, operated by Exagen Development Limited.
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 | Vale of White Horse (coordinates), England | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Willowfields Energy Park, Se/O Kingston Bagpuize & W/O Marcham, Abingdon, OX13 5BY | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Planned (planning application submitted) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 18 Dec 2024 (reference P24/V2698/FUL, planning authority Vale of White Horse) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Exagen Development Limited (applicant) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 20 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Technology | Battery (stand-alone storage) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 51.6822, -1.4207 | DESNZ Renewable Energy Planning Database (REPD) · 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.
- Permit applied for (planning authority Vale of White Horse, reference P24/V2698/FUL)
How it compares
Willowfields Energy Park, Marcham - Battery Energy Storage is the 973rd-largest of 1,650 power plants planned, permitted or under construction in England and the 1,574th-largest of 2,548 in the United Kingdom by capacity; its 20 MW is <0.1% of the 279,068 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 | 973rd of 1,650 | 171,264 MW | <0.1% |
| United Kingdom | 1,574th of 2,548 | 279,068 MW | <0.1% |
| All power plants planned, permitted or under construction in our data | 3,589th of 5,799 | 657,076 MW | <0.1% |
Nearby
Within 50 km of this power plant: 200 grid connections (100 operating, 1,203 MW), 163 substations and 19 data centers, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Fyfield Primary | Substation | — | — | 2.4 km |
| ADJ Milletts Farm grid connection | Grid connection | 60 MW | Planned | 2.9 km |
| Manor Farm Solar Project grid connection | Grid connection | 13.4 MW | Operating | 3.4 km |
| Standlake Primary | Substation | — | — | 4.2 km |
| 40MW Solar PV grid connection | Grid connection | 40 MW | Planned | 4.4 km |
| Drayton BSP | Substation | — | — | 8.6 km |
| AWS Didcot Data Centre | Data center | — | — | 13 km |
| R89 | Data center | — | — | 14 km |
| University Shared Data Centre | Data center | — | — | 14 km |
Operator and place
More from Exagen Development Limited
- Willowfields Energy Park, Marcham - Solar Panels49.9 MW · planned
- Beechtree Junction, Potters Crouch - Solar PV Panels49.9 MW · planned
- Warren Wood Energy Park - Solar Farm & Battery Energy Storage25 MW
- Buttercombe Lane - Solar Farm15 MW · permitted
- Warren Wood Energy Park - Solar Farm & Battery Energy Storage10 MW
- ADJ Milletts Farm grid connection60 MW
- 23MW PV grid connection23 MW
Other power plants in England
- Drax Power Station Biomass Units2,580 MW
- Ratcliffe-on-Soar2,021 MW
- Cottam2,000 MW
- Walpole Flexible Generation Project2,000 MW
- West Burton2,000 MW
- Eggborough1,960 MW
- Staythorpe1,828 MW
- Fiddler’s Ferry1,510 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.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, 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.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.
- Wikidata. Wikidata, CC0 1.0.