Power plant · Neath Port Talbot, Wales, United Kingdom
Maesgwyn Wind Farm - extension (Phase 2)
Maesgwyn Wind Farm - extension (Phase 2) is a cancelled power plant in Neath Port Talbot, Wales, United Kingdom, with 7 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 | Neath Port Talbot (coordinates), Wales | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Maesgwyn Wind Farm Between Onllwyn & Glynneath | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Cancelled (planning permission expired) | 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 |
| Permit date | 17 Dec 2015 (permit P2014/0733, Town and Country Planning Act, issued by Neath Port Talbot) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 15 Aug 2014 (reference P2014/0733, planning authority Neath Port Talbot) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 17 Dec 2015 (granted, reference P2014/0733, planning authority Neath Port Talbot) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Pennant Walters (Pennant Walters (MAESX)) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 7 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Units | 3 units (2.3 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 | 51.7411, -3.6418 | 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 expired
- Permit granted (planning authority Neath Port Talbot, reference P2014/0733)
- Permit applied for (planning authority Neath Port Talbot, reference P2014/0733)
How it compares
Maesgwyn Wind Farm - extension (Phase 2) is the 192nd-largest of 424 power plants in Wales and the 2,361st-largest of 5,050 in the United Kingdom by capacity; its 7 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 | 192nd of 424 | 9,068 MW | <0.1% |
| United Kingdom | 2,361st of 5,050 | 115,622 MW | <0.1% |
| All power plants in our data | 7,857th of 12,032 | 1,190,447 MW | <0.1% |
Nearby
Within 50 km of this power plant: 6 data centers and 1 transmission line, measured from the coordinates in the facts above. The table shows the nearest 4, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| CGI Datacenter | Data center | — | — | 28 km |
| Centerprise International (Distribution) | Data center | — | — | 31 km |
| Brechfa Forest Connection | Transmission line | — | Permitted | 45 km |
| Centerprise International Newport | Data center | — | — | 47 km |
Operator and place
More from Pennant Walters
- Esgair Cwmowen51 MW
- 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
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.