Power plant · Rhondda Cynon Taf, Wales, United Kingdom
Maerdy extension
Maerdy extension is a cancelled power plant in Rhondda Cynon Taf, Wales, United Kingdom, with 3 MW of capacity, operated by Greencoat UK Wind.
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 | Rhondda Cynon Taf (coordinates), Wales | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Land between Maerdy Coal Tip and Tynewydd Forest | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Cancelled (abandoned) | 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 | 22 Dec 2014 (permit 14/0556/10, Town and Country Planning Act, issued by Rhondda Cynon Taf) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 1 May 2014 (reference 14/0556/10, planning authority Rhondda Cynon Taf) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 22 Dec 2014 (granted, reference 14/0556/10, planning authority Rhondda Cynon Taf) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Greencoat UK Wind | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 3 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Units | 1 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 | 51.6855, -3.5054 | 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 Rhondda Cynon Taf, reference 14/0556/10)
- Permit applied for (planning authority Rhondda Cynon Taf, reference 14/0556/10)
How it compares
Maerdy extension is the 328th-largest of 424 power plants in Wales and the 3,739th-largest of 5,050 in the United Kingdom by capacity; its 3 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 | 328th of 424 | 9,068 MW | <0.1% |
| United Kingdom | 3,739th of 5,050 | 115,622 MW | <0.1% |
| All power plants in our data | 9,677th of 12,032 | 1,190,447 MW | <0.1% |
Nearby
Within 50 km of this power plant: 6 data centers, measured from the coordinates in the facts above. The table shows the nearest 3.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Centerprise International (Distribution) | Data center | — | — | 20 km |
| CGI Datacenter | Data center | — | — | 22 km |
| Centerprise International Newport | Data center | — | — | 35 km |
Operator and place
More from Greencoat UK Wind
- Clyde Wind Farm350 MW
- Braes O'Doune72 MW
- Glen Kyllachy Wind Farm48.5 MW
- Sixpenny Wood Windfarm33 MW
- Hill of Stroupster Windfarm29.9 MW
- Drone Hill28.6 MW
- Maerdy24 MW
- North Rhins22 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.