Substation · England, United Kingdom
Chelmsford North Grid 11kV Substation
Chelmsford North Grid 11kV Substation is an 11 kV primary substation in England, United Kingdom, with 25.9 MVA of demand headroom and 106 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 | 25.9 MVA | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Generation headroom | 106 MVA | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Firm capacity | 76.2 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 | 51.7446, 0.4717 | 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: 385 power plants (156 operating, 7,852 MW), 359 grid connections (241 operating, 2,944 MW), 49 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 |
|---|---|---|---|---|
| Cards Road grid connection | Grid connection | 8.55 MW | Planned | 4.8 km |
| Roxwell Landfill Scheme | Power plant | 1.3 MW | Operating | 4.8 km |
| Roxwell Landfill Generation grid connection | Grid connection | 3.5 MW | Operating | 5.1 km |
| St Cleres Hall Pit Solar Array | Power plant | 25 MW | Cancelled | 6.2 km |
| Danbury Solar Farm grid connection | Grid connection | 15 MW | Operating | 6.3 km |
| Longfield Solar Farm | Power plant | 500 MW | Permitted | 6.6 km |
| Imperium 315 | Data center | — | — | 18 km |
| CityFibre Cabinets | Data center | — | — | 23 km |
| NVIDIA Cambridge-1 | AI supercomputer | 202 H100e | Operating | 24 km |
Grid operator and place
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
7 sites of land near Chelmsford North Grid 11kV have it as nearest substation. Each site page gives its area, its distance to the substation and its site score; owners are on request.
- 7.33 ha brownfield site at Rectory Lane Car Park West Rectory Lane Chelmsford0.5 km · score 49
- 1.53 ha brownfield site at Land between Hoffmans Way and Brook Street (Marriages Mill), Chelmsford0.57 km · score 47
- 1.54 ha brownfield site at Land West of Eastwood House Glebe Road Chelmsford0.71 km · score 45
- 1.26 ha brownfield site at Royal Mail Sorting Office 30 Victoria Road Chelmsford0.87 km · score 43
- 11 ha brownfield site at Former St Peters College Fox Crescent Chelmsford1.28 km · score 39
- 8.4 ha brownfield site at Former St Peter's College Fox Crescent, Chelmsford1.38 km · score 36
- 4.63 ha brownfield site at Essex Police HQ and Sports Ground New Court Road Chelmsford1.7 km · score 30
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.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- UK Power Networks. UK Power Networks open data portal, CC BY 4.0.