Power plant · Powys, Wales, United Kingdom
Esgair Cwmowen
Esgair Cwmowen is a planned power plant in Powys, Wales, United Kingdom, with 47.5 MW of capacity, operated by Pennant Walters.
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 | Powys (coordinates), Wales | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Land at Esgair Cwmowen Nr Carno | 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 |
| Onshore or offshore | Onshore | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 21 May 2010 (reference P/2010/0890, planning authority Powys) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Pennant Walters | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 47.5 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Units | 19 units (2.5 MW per unit) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Technology | Wind Onshore | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 52.6211, -3.3771 | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
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How it compares
Esgair Cwmowen is the 57th-largest of 177 power plants planned, permitted or under construction in Wales and the 1,269th-largest of 3,222 in the United Kingdom by capacity; its 47.5 MW is <0.1% of the 300,661 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 | 57th of 177 | 16,801 MW | 0.28% |
| United Kingdom | 1,269th of 3,222 | 300,661 MW | <0.1% |
| All power plants planned, permitted or under construction in our data | 2,396th of 6,455 | 664,240 MW | <0.1% |
Nearby
Within 50 km of this power plant: 20 grid connections and 4 transmission lines, measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| SP Mid Wales (Electricity) Connections Project (SP Manweb) | Transmission line | — | Planned | 13 km |
| Green Gen Vyrnwy Frankton | Transmission line | — | Planned | 18 km |
| Mid Wales Electricity Connection (N Grid) | Transmission line | — | Cancelled | 20 km |
| Garreg LWYD Wind Farm grid connection | Grid connection | — | — | 24 km |
| Lodge Farm grid connection | Grid connection | — | — | 30 km |
| Hayford Farm grid connection | Grid connection | — | — | 30 km |
Operator and place
More from Pennant Walters
- Esgair Cwmowen51 MW
- Foel Trawsnant35 MW · permitted
- Mynydd Llanhilleth - Wind Farm34 MW · planned
- Mynydd Carn Wind Farm34 MW · permitted
- Hirwaun Wind Farm24 MW
- Mynydd Bwllfa Wind Farm - Resubmission22.5 MW
- Pant y wal extension20 MW
- Trecelyn Wind Farm20 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
- DESNZ Renewable Energy Planning Database (REPD). 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.
- NGED Connected Data portal. NGED Connected Data portal, Terms not verified.
- Planning Inspectorate: National Infrastructure Projects. 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.