Grid connection · England, United Kingdom
The Old Grain Store grid connection
The Old Grain Store grid connection is a planned grid connection in England, United Kingdom, with 2.5 MW of capacity, held by Chaldean Estate 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 | England (connects at Much Hadham Primary 11kV) | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Status | Planned (accepted to connect) | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Holder | Chaldean Estate Limited | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Attached to | Much Hadham Primary 11kV (via a primary substation) | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Capacity | 2.5 MW | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Technology | Solar | 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 |
| Queue date | 24 Jul 2015 | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Connection date | 31 Dec 2024 (target energisation) | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Voltage | 132 kV | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Coordinates | 51.8662, 0.0615 | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
Research on this grid connection and its holder.Who holds it up to the parent company, the project behind it and its connection date, and an introduction to the holder.
How it compares
The Old Grain Store grid connection is the 2,871st-largest of 3,539 grid connections in England and the 3,939th-largest of 4,870 in the United Kingdom by capacity; its 2.5 MW is <0.1% of the 467,981 MW we hold for the United Kingdom. Ranks and totals cover the grid connections in our data that report their capacity, not every one in existence.
| Within | Rank | Total | Share |
|---|---|---|---|
| England | 2,871st of 3,539 | 341,715 MW | <0.1% |
| United Kingdom | 3,939th of 4,870 | 467,981 MW | <0.1% |
| All grid connections in our data | 7,670th of 8,618 | 1,355,288 MW | <0.1% |
Timeline
Dated facts about this grid connection from its sources, oldest first.
- Entered the connection queue
- Was due to connect; the register does not list it as connected
Nearby
Within 50 km of this grid connection: 461 substations, 435 power plants (157 operating, 5,023 MW), 74 data centers (1 operating, 88 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 |
|---|---|---|---|---|
| Much Hadham Primary 11kV | Substation | — | — | 1.0 km |
| The Nurseries, Green Tye | Power plant | 1.2 MW | Operating | 3.2 km |
| Wickham Hall Estate Solar Photovoltaic Farm | Power plant | 35 MW | Permitted | 5.0 km |
| Wickham Hall Estate - Battery Storage | Power plant | 10 MW | Permitted | 5.3 km |
| Bishops Stortford Grid 33kV | Substation | — | — | 5.7 km |
| Newtown Primary 11kV | Substation | — | — | 6.3 km |
| Kao Data KLON-02 | Data center | — | — | 12 km |
| Kao Data KLON-01 | Data center | — | — | 12 km |
| NVIDIA Cambridge-1 | AI supercomputer | 202 H100e | Operating | 12 km |
Holder, grid operator and place
Other grid connections in England
- Bute Hydrogen Project 1 grid connection4,800 MW
- Drax BECCS grid connection3,906 MW
- Drax Power Station grid connection3,906 MW
- Bute Hydrogen Project 2 grid connection3,600 MW
- Bute Hydrogen Project 3 grid connection3,600 MW
- Bute Hydrogen Project 5 grid connection3,600 MW
- Bute Hydrogen Project 6 grid connection3,600 MW
- Hinkley Point C grid connection3,340 MW
Data on this page
- California ISO. CAISO queue report, CAISO Privacy and Terms of Use.
- Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- SP Electricity North West, via Northern Powergrid Open Data. SP Electricity North West open data portal, CC BY 4.0.
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.
- ERCOT GIS report. ERCOT GIS report, ERCOT Terms of Use.
- Supported by National Energy SO Open Data. NESO TEC Register, NESO Open Data Licence v1.0.
- Supported by Northern Powergrid Open Data. Northern Powergrid open data portal, Northern Powergrid Open Data Licence v1.0.
- NYISO interconnection queue. NYISO interconnection queue, Free reuse.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- PJM New Services Queue. PJM New Services Queue, Free reuse.
- SP Energy Networks, via Northern Powergrid Open Data. SP Energy Networks open data portal, CC BY 4.0.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.
- UK Power Networks. UK Power Networks open data portal, CC BY 4.0.