Power plant · Vale of Glamorgan, Wales, United Kingdom
Pen Y Maes, Ashby Road - Battery Energy Storage
Pen Y Maes, Ashby Road - Battery Energy Storage is a cancelled power plant in Vale of Glamorgan, Wales, United Kingdom, with 50 MW of capacity, operated by Root Power South 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 Glamorgan (coordinates), Wales | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Pen Y Maes, Ashby Road, Sully, Penarth, CF64 5SH | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Cancelled (planning permission refused) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 25 Oct 2024 (reference 2024/00999/FUL, planning authority Vale of Glamorgan) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 23 May 2025 (refused, reference 2024/00999/FUL, planning authority Vale of Glamorgan) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Root Power South Limited | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 50 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 | 51.4120, -3.2160 | 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 refused (planning authority Vale of Glamorgan, reference 2024/00999/FUL)
- Permit applied for (planning authority Vale of Glamorgan, reference 2024/00999/FUL)
How it compares
Pen Y Maes, Ashby Road - Battery Energy Storage is the 27th-largest of 424 power plants in Wales and the 326th-largest of 5,050 in the United Kingdom by capacity; its 50 MW is <0.1% of the 115,622 MW we hold for the United Kingdom. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Wales | 27th of 424 | 9,068 MW | 0.55% |
| United Kingdom | 326th of 5,050 | 115,622 MW | <0.1% |
| All power plants in our data | 1,818th of 12,032 | 1,190,447 MW | <0.1% |
Nearby
Within 50 km of this power plant: 9 data centers and 2 transmission lines, measured from the coordinates in the facts above. The table shows the nearest 5, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Microsoft Newport data centre | Data center | — | — | 20 km |
| Vantage Data Centers data center, Newport | Data center | — | — | 20 km |
| Centerprise International Newport | Data center | — | — | 20 km |
| Hinkley Point C Connection Project Material Change | Transmission line | — | Planned | 27 km |
| Hinkley Point C Connection | Transmission line | — | Permitted | 32 km |
Operator and place
More from Root Power South Limited
- Remembrance Way - Battery Energy Storage System99 MW · permitted
- Withy Place, Bramley Road - Battery Energy Storage50 MW · permitted
- Hillcrest, Church Road - Battery Energy Storage50 MW
- Owls Hatch Road, Thanet Way - Battery Energy Storage Facility50 MW · permitted
- Brinsworth Road, Brinsworth - Battery Energy storage40 MW · planned
- Hill House Farm, Coventry Road - Battery Energy Storage System20 MW · planned
Other power plants in Wales
- Dinorwig1,728 MW
- Gwynt y Mor576 MW
- Ffestiniog360 MW
- Port Talbot Renewable Energy Plant350 MW
- Anglesey Biomass Power Station299 MW
- Tidal Lagoon Swansea Bay240 MW
- Pen Y Cymoedd228 MW
- Carnedd Wen Wind Farm150 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.
- JRC Open Power Plants Database (JRC-PPDB-OPEN), European Commission, Joint Research Centre. JRC Open Power Plants Database (JRC-PPDB-OPEN), CC BY 4.0.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- Dutch power station owners' and operators' pages. Dutch power station owners' and operators' pages, Facts only, each linked to its page.
- © 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.