Substation · England, United Kingdom
Dunmow Primary 11kV Substation
Dunmow Primary 11kV Substation is an 11 kV primary substation in England, United Kingdom, with 9 MVA of demand headroom and 22.1 MVA of generation headroom, operated by Eastern Power Networks plc (UK Power Networks, East England licence area).
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 | England | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Grid operator | Eastern Power Networks plc (UK Power Networks, East England licence area) | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Demand headroom | 9 MVA | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Generation headroom | 22.1 MVA | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Firm capacity | 23.9 MVA | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Level | Primary substation | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Voltage | 11 kV | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Coordinates | 51.8681, 0.3703 | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
Research on this substation and the land around it.Its headroom, connection queue and congestion, who owns the land around it, and an introduction to those owners.
Nearby
Within 50 km of this substation: 391 power plants (159 operating, 4,893 MW), 326 grid connections (212 operating, 2,537 MW), 50 data centers (1 operating, 88 MW), 2 transmission lines 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 |
|---|---|---|---|---|
| (ANM) Land East Of B1256 grid connection | Grid connection | 7.5 MW | Planned | 0.2 km |
| Bumpsted Hill grid connection | Grid connection | 10 MW | Operating | 0.8 km |
| Dunmow Solar Farm, Chelmsford Road - Solar Farm | Power plant | 9.89 MW | Under construction | 0.9 km |
| Merks Hill Farm, Braintree Road - Solar Farm | Power plant | 12 MW | Planned | 0.9 km |
| (ANM) Tooleys Farm grid connection | Grid connection | 12 MW | Planned | 1.7 km |
| Tooleys Farm | Power plant | 5.3 MW | Operating | 2.7 km |
| NVIDIA Cambridge-1 | AI supercomputer | 202 H100e | Operating | 20 km |
| Kao Data KLON-02 | Data center | — | — | 20 km |
| Kao Data KLON-01 | Data center | — | — | 20 km |
Grid operator and place
Grid connections attached to this substation
More from Eastern Power Networks plc
- Canvey Primary 11kVsubstation
- Thorley Primary 11kVsubstation
- Peterborough South Grid 11kVsubstation
- Westbury Primary 11kVsubstation
- Laxfield Primary 11kVsubstation
- Fulbourn Grid 33kVsubstation
- Earlham Grid 33kVsubstation
- Hunstanton Primary 11kVsubstation
Candidate sites around this substation
1 site of land near Dunmow Primary 11kV has it as nearest substation. Each site page gives its area, its distance to the substation and its site score; owners are on request.
Other substations in England
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.
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- UK Power Networks. UK Power Networks open data portal, CC BY 4.0.