Power plant · Powys, Wales, United Kingdom
Esgair Cwmowen
Esgair Cwmowen is a cancelled power plant in Powys, Wales, United Kingdom, with 51 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 | Cwnowen, Carno, Powys | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Cancelled (planning application withdrawn) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |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 | 11 Dec 2003 (planning authority Powys) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 18 Sept 2014 (withdrawn, planning authority Powys) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |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 | 51 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Units | 17 units (3 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 | 52.5849, -3.4923 | 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 25th-largest of 424 power plants in Wales and the 315th-largest of 5,050 in the United Kingdom by capacity; its 51 MW is <0.1% of the 115,642 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 | 25th of 424 | 9,068 MW | 0.56% |
| United Kingdom | 315th of 5,050 | 115,642 MW | <0.1% |
| All power plants in our data | 1,763rd of 12,008 | 1,173,302 MW | <0.1% |
Nearby
Within 50 km of this power plant: 13 grid connections and 3 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 | 4.2 km |
| Garreg LWYD Wind Farm grid connection | Grid connection | — | — | 24 km |
| Green Gen Vyrnwy Frankton | Transmission line | — | Planned | 27 km |
| BRYN Blaen Wind Farm grid connection | Grid connection | — | — | 27 km |
| Mid Wales Electricity Connection (N Grid) | Transmission line | — | Cancelled | 28 km |
| BRYN Titli Windfarm ****66,000VOLT Connection**** grid connection | Grid connection | — | — | 30 km |
Operator and place
More from Pennant Walters
- Esgair Cwmowen47.5 MW · planned
- 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.