Power plant · Wiltshire, England, United Kingdom
Swallett Energy Park
Swallett Energy Park is a permitted solar power plant in Wiltshire, England, United Kingdom, with 23 MW of capacity, operated by Exagen.
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 | Wiltshire (coordinates), England | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | W/O Lyneham Substation, S/O The M4 & N/O The Great Western Mainline Railway Line, W/O Dauntsey Lock, Chippenham, SN15 4DF | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Permitted (appeal granted) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Permit date | 21 Jan 2026 (permit PL/2023/10077, Town and Country Planning Act, issued by Wiltshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 5 Dec 2023 (reference PL/2023/10077, planning authority Wiltshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 21 Jan 2026 (granted, reference PL/2023/10077, planning authority Wiltshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 21 Jan 2026 (appeal granted, reference PL/2023/10077, planning authority Wiltshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 20 Mar 2025 (refused, reference PL/2023/10077, planning authority Wiltshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Exagen (applicant) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 23 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Technology | Solar Photovoltaics | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Area | 46.4 ha (solar site area) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 51.5219, -2.0177 | 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 Wiltshire, reference PL/2023/10077)
- Permit granted (appeal granted, planning authority Wiltshire, reference PL/2023/10077)
- Permit refused (planning authority Wiltshire, reference PL/2023/10077)
- Permit applied for (planning authority Wiltshire, reference PL/2023/10077)
How it compares
Swallett Energy Park is the 941st-largest of 1,650 power plants planned, permitted or under construction in England and the 1,528th-largest of 2,548 in the United Kingdom by capacity; its 23 MW is <0.1% of the 279,068 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 |
|---|---|---|---|
| England | 941st of 1,650 | 171,264 MW | <0.1% |
| United Kingdom | 1,528th of 2,548 | 279,068 MW | <0.1% |
| All power plants planned, permitted or under construction in our data | 3,252nd of 5,799 | 657,076 MW | <0.1% |
Nearby
Within 50 km of this power plant: 178 grid connections (103 operating, 1,186 MW), 101 substations, 8 data centers and 1 AI supercomputer, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| 23MW PV grid connection | Grid connection | 23 MW | Planned | 0.4 km |
| Lyneham Primary | Substation | — | — | 0.5 km |
| Bradenstoke Solar Park (Lyneham) PV grid connection | Grid connection | 47.4 MW | Operating | 3.0 km |
| Chissell Brook Solar and Storage grid connection | Grid connection | 25 MW | Planned | 5.0 km |
| Sutton Benger Primary | Substation | — | — | 5.5 km |
| Calne Primary | Substation | — | — | 8.0 km |
| Vodafone | Data center | — | — | 12 km |
| Nationwide Swindon Technology Centre | Data center | — | — | 14 km |
| AWS Swindon Data Centre | Data center | — | — | 18 km |
Operator and place
Grid connections attached to this power plant
More from Exagen
- Old Wood Energy Park - Battery Energy Storage85 MW · permitted
- Holly Lane Energy Park - Solar Farm & Battery Storage75 MW · permitted
- Thurcroft Interchange Energy Park - Battery Energy Storage System50 MW · planned
- Greenhead Energy Park49.9 MW · planned
- Old Wood Energy Park - Solar Pv Panel49.9 MW · permitted
- Mantle Solar Farm, Wymeswold - Solar Farm49.9 MW · planned
- Thurcroft Interchange Energy Park - Solar Farm49.9 MW · planned
- Highfield Energy Park40 MW · planned
Other power plants in England
- Drax Power Station Biomass Units2,580 MW
- Ratcliffe-on-Soar2,021 MW
- Cottam2,000 MW
- Walpole Flexible Generation Project2,000 MW
- West Burton2,000 MW
- Eggborough1,960 MW
- Staythorpe1,828 MW
- Fiddler’s Ferry1,510 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.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- © 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.
- Rare Context entity resolution. Rare Context entity resolution, CC0 1.0.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.
- Wikidata. Wikidata, CC0 1.0.