Power plant · North Hertfordshire, England, United Kingdom
Swangleys Farm
Swangleys Farm is a cancelled power plant in North Hertfordshire, England, United Kingdom, with 8.5 MW of capacity, operated by Solstice Renewables.
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 | North Hertfordshire (coordinates), England | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Land At Swangleys Farm, Swangleys Lane, Knebworth | 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| Status | Cancelled (planning application withdrawn) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 19 Aug 2014 (reference 14/02153/1, planning authority North Hertfordshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 16 Sept 2015 (withdrawn, reference 14/02153/1, planning authority North Hertfordshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Solstice Renewables | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 8.5 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 | 16.2 ha (solar site area) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 51.8636, -0.1742 | 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.
- Withdrawn (planning authority North Hertfordshire, reference 14/02153/1)
- Permit applied for (planning authority North Hertfordshire, reference 14/02153/1)
How it compares
Swangleys Farm is the 1,310th-largest of 3,430 power plants in England and the 2,127th-largest of 5,050 in the United Kingdom by capacity; its 8.5 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 |
|---|---|---|---|
| England | 1,310th of 3,430 | 71,965 MW | <0.1% |
| United Kingdom | 2,127th of 5,050 | 115,622 MW | <0.1% |
| All power plants in our data | 7,548th of 12,032 | 1,190,447 MW | <0.1% |
Nearby
Within 50 km of this power plant: 127 data centers (1 operating, 88 MW), 71 substations, 29 grid connections (18 operating, 219 MW), 1 AI supercomputer and 1 transmission line, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Hertfordshire Data Centre | Data center | — | — | 6.2 km |
| Colt London North Data Centre | Data center | — | — | 7.1 km |
| Starwood House | Data center | — | — | 13 km |
| NVIDIA Cambridge-1 | AI supercomputer | 202 H100e | Operating | 23 km |
| North London (Electricity Line) Reinforcement | Transmission line | — | Permitted | 30 km |
| Cokes Lane Primary | Substation | — | — | 35 km |
| Harefield Primary | Substation | — | — | 36 km |
| Willesden GSP | Substation | — | — | 37 km |
| Harefield Solar grid connection | Grid connection | 30 MW | Planned | 37 km |
Operator and place
More from Solstice Renewables
- Newnham Estate14 MW
- Packington Solar Farm13.9 MW
- Bedborough Farm7 MW
- Orchard Park5.1 MW
- Highwood Lane5 MW
- Hungerford Farm5 MW
- The Fields Farm5 MW
- Granville Road Solar Farm5 MW
Other power plants in England
- Walpole Flexible Generation Project2,000 MW
- Outer Dowsing Offshore Wind Farm1,500 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
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.
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.
- 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.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.