Power plant · Cornwall, England, United Kingdom
Lower Longstones, St Mewan Wind Turbine
Lower Longstones, St Mewan Wind Turbine is a cancelled power plant in Cornwall, England, United Kingdom, with 4.1 MW of capacity, operated by Clean Earth Energy Limited.
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 | Cornwall (coordinates), England | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Lower Longstones, PL26 | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Cancelled (planning permission granted, 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 | 1 Mar 2021 (permit PA20/09318, Town and Country Planning Act, issued by Cornwall) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 17 Nov 2020 (reference PA20/09318, planning authority Cornwall) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 1 Mar 2021 (granted, reference PA20/09318, planning authority Cornwall) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Clean Earth Energy Limited (applicant) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 4.1 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Units | 1 units | 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 | 50.3633, -4.8350 | 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 Cornwall, reference PA20/09318)
- Permit applied for (planning authority Cornwall, reference PA20/09318)
How it compares
Lower Longstones, St Mewan Wind Turbine is the 2,704th-largest of 3,953 power plants in England and the 3,958th-largest of 5,723 in the United Kingdom by capacity; its 4.1 MW is <0.1% of the 136,106 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 |
|---|---|---|---|
| England | 2,704th of 3,953 | 85,679 MW | <0.1% |
| United Kingdom | 3,958th of 5,723 | 136,106 MW | <0.1% |
| All power plants in our data | 9,733rd of 12,705 | 1,210,931 MW | <0.1% |
Operator and place
More from Clean Earth Energy Limited
- Bears Down Wind Farm22.5 MW · planned
- Low Drumclog Farm, Drumclog - 3 Wind Turbines20 MW · permitted
- Dungavel House, IRC Muirkirk Road - Wind Farm11.4 MW · permitted
- Goonamarth Farm - Wind Turbine4.3 MW · under construction
- Higher Biscovillack Farm, Greensplat - Wind Turbine4.3 MW · planned
- Burngullow Common - Wind Turbine4.1 MW · permitted
- North Court Farm, Redwick - Wind Turbine3.5 MW · planned
- Accolade Wines2.5 MW
Other power plants in England
- Walpole Flexible Generation Project2,000 MW
- Hornsea 2 - Optimus and Breesea1,320 MW
- Hornsea 1 - Heron & Njord1,218 MW
- Atlantic Array One - Bristol Channel Zone1,200 MW
- Five Estuaries - Wind Farm1,080 MW
- Rugeley Power Plant Conversion1,000 MW
- Teesworks Battery Storage Project1,000 MW
- Navitus Bay Wind Park970 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.
- 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.