Power plant · North Hertfordshire, England, United Kingdom
Tophams Solar Farm
Tophams Solar Farm is a permitted power plant in North Hertfordshire, England, United Kingdom, with 40 MW of capacity, operated by Pathfinder Clean Energy UK Dev 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 | North Hertfordshire (coordinates), England | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | W/O Ashwell Road, Bygrave, Baldock, SG7 5EB | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Permitted (planning permission granted) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Permit date | 17 Jun 2024 (permit 22/00741/FP, Town and Country Planning Act, issued by North Hertfordshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Application date | 5 Apr 2022 (reference 22/00741/FP, planning authority North Hertfordshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Decision date | 17 Jun 2024 (granted, reference 22/00741/FP, planning authority North Hertfordshire) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Pathfinder Clean Energy UK Dev Limited | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 40 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 | 53.6 ha (solar site area) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 52.0130, -0.1575 | 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 North Hertfordshire, reference 22/00741/FP)
- Permit applied for (planning authority North Hertfordshire, reference 22/00741/FP)
How it compares
Tophams Solar Farm is the 836th-largest of 2,174 power plants planned, permitted or under construction in England and the 1,342nd-largest of 3,222 in the United Kingdom by capacity; its 40 MW is <0.1% of the 300,461 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 | 836th of 2,174 | 185,888 MW | <0.1% |
| United Kingdom | 1,342nd of 3,222 | 300,461 MW | <0.1% |
| All power plants planned, permitted or under construction in our data | 2,556th of 6,455 | 664,040 MW | <0.1% |
Nearby
Within 50 km of this power plant: 24 data centers (1 operating, 88 MW), 1 AI supercomputer, 1 transmission line and 1 substation, measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Starwood House | Data center | — | — | 4.9 km |
| Hertfordshire Data Centre | Data center | — | — | 23 km |
| Colt London North Data Centre | Data center | — | — | 24 km |
| NVIDIA Cambridge-1 | AI supercomputer | 202 H100e | Operating | 34 km |
| North London (Electricity Line) Reinforcement | Transmission line | — | Permitted | 46 km |
| Cokes Lane Primary | Substation | — | — | 48 km |
Operator and place
More from Pathfinder Clean Energy UK Dev Limited
- Thurleigh Road - Battery Energy Storage69 MW · permitted
- West Fen Farm, Whitemoor Road - Solar Farm49.8 MW · planned
- Wombourne Road, Wombourne - Battery Energy Storage System49.5 MW · permitted
- The Grange Solar Farm & Battery Storage48 MW · permitted
- Lassington Lane, Highnam - Solar Farm40 MW · planned
- Colton - Solar photovoltaic farm, Battery storage30 MW · under construction
- Colton - Solar photovoltaic farm, Battery storage30 MW · under construction
- West Fen Farm, Whitemoor Road - Battery Storage30 MW · planned
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.
- 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.
- 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.