Power plant · Gwynedd, Wales, United Kingdom
Pentir Substation, Pentir - Battery Energy Storage
Pentir Substation, Pentir - Battery Energy Storage is a permitted power plant in Gwynedd, Wales, United Kingdom, with 57 MW of capacity, operated by Lightsource BP.
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 | Gwynedd (coordinates), Wales | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Pentir Substation, Pentir, Bangor, LL57 4ED | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Permitted (planning permission granted) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Permit date | 9 Sept 2024 (permit C24/0532/25/LL, Town and Country Planning Act, issued by Gwynedd) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 3 Jul 2024 (reference C24/0532/25/LL, planning authority Gwynedd) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 9 Sept 2024 (granted, reference C24/0532/25/LL, planning authority Gwynedd) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Lightsource BP | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 57 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 | 53.1862, -4.1563 | 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 granted (planning authority Gwynedd, reference C24/0532/25/LL)
- Permit applied for (planning authority Gwynedd, reference C24/0532/25/LL)
How it compares
Pentir Substation, Pentir - Battery Energy Storage is the 46th-largest of 177 power plants planned, permitted or under construction in Wales and the 710th-largest of 3,222 in the United Kingdom by capacity; its 57 MW is <0.1% 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 |
|---|---|---|---|
| Wales | 46th of 177 | 16,801 MW | 0.34% |
| United Kingdom | 710th of 3,222 | 300,461 MW | <0.1% |
| All power plants planned, permitted or under construction in our data | 1,733rd of 6,455 | 664,040 MW | <0.1% |
Nearby
Within 50 km of this power plant: 1 transmission line, measured from the coordinates in the facts above.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| North Wales Wind Farms Connection | Transmission line | — | Permitted | 47 km |
Operator and place
More from Lightsource BP
- Hurst Farm, Mansfield Road - Battery Energy Storage System99.9 MW · permitted
- Plas Power Estate Solar Farm57 MW · planned
- Plas Power Estate Solar Farm57 MW · planned
- Edge Lane, Maiden Law - Solar Farm & Battery Storage49.9 MW · permitted
- The Grange49.9 MW
- South Lowfields Farm49.9 MW · permitted
- Sheraton Hall Solar Farm49.9 MW · permitted
- Edge Lane, Maiden Law - Solar Farm & Battery Storage45 MW · permitted
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.
- 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.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.