Grid connection · England, United Kingdom
Rayleigh Site grid connection
Rayleigh Site grid connection is a planned grid connection in England, United Kingdom, with 99.8 MW of capacity, held by HD192RAY 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 Rayleigh) | 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 | HD192RAY Limited | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Capacity | 99.8 MW | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Technology | Battery storage | 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 | 16 Sept 2020 | UK Power Networks open data portal · CC BY 4.0 · checked 25 Oct 2026 |
| Connection date | 6 Jan 2025 (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 | 51.5987, 0.5728 | 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
Rayleigh Site grid connection is the 392nd-largest of 3,539 grid connections in England and the 497th-largest of 4,870 in the United Kingdom by capacity; its 99.8 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 | 392nd of 3,539 | 341,715 MW | <0.1% |
| United Kingdom | 497th of 4,870 | 467,981 MW | <0.1% |
| All grid connections in our data | 3,249th 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: 374 power plants (162 operating, 8,649 MW), 336 substations, 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 |
|---|---|---|---|---|
| Dollymans Storage | Power plant | 100 MW | Operating | 0.6 km |
| Rayleigh Local Primary 11kV | Substation | — | — | 1.9 km |
| Rayleigh Local 33kV | Substation | — | — | 2.1 km |
| Rayleigh Transforming Station | Power plant | 10.8 MW | Cancelled | 2.1 km |
| Rayleigh Spur Roundabout, Benfleet - Battery Energy Storage System | Power plant | 150 MW | Planned | 2.2 km |
| Thundersley Primary 11kV | Substation | — | — | 2.6 km |
| CityFibre Cabinets | Data center | — | — | 5.9 km |
| Imperium 315 | Data center | — | — | 6.2 km |
| Fujitsu Data Centre | Data center | — | — | 25 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.
- 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.