Substation · England, United Kingdom
Watlington Primary
Watlington Primary is a substation in England, United Kingdom, connected by Southern Electric Power Distribution plc.
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 | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Grid operator | Southern Electric Power Distribution plc | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Demand headroom | 2.62 MVA | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Generation headroom | 0 MW | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Transformers | 2 x 7.5MVA | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Level | Primary | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Fed from | High Wycombe BSP | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Fed from | Cowley GSP | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Congestion (offtake) | None (green on the heat map) | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Congestion (feed-in) | Full (red on the heat map, limited by upstream thermal capacity & upstream fault level constraint) | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Voltage | 33 kV (levels 33/11 kV) | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Planned reinforcement | Replace both transformers with 7.5 / 15MVA units (due Feb 2031) | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Coordinates | 51.6431, -1.0027 | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
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Nearby
Within 50 km of this substation: 359 power plants (115 operating, 1,626 MW), 244 grid connections (98 operating, 1,016 MW) and 1 data center, measured from the coordinates in the facts above. The table shows the nearest 7, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Nixey Farm PV grid connection | Grid connection | 16.2 MW | Operating | 4.0 km |
| Easington Farm (Chalgrove) | Power plant | 21.3 MW | Operating | 4.8 km |
| Lewknor Solar grid connection | Grid connection | 49.9 MW | Planned | 5.5 km |
| Postcombe - Solar Array | Power plant | 49.9 MW | Planned | 5.8 km |
| Chalgrove grid connection | Grid connection | 2 MW | Operating | 6.5 km |
| Langley Hall Farm | Power plant | 2.4 MW | Operating | 6.7 km |
| SDC M40 Campus | Data center | — | Planned | 29 km |
Grid operator and place
More from Southern Electric Power Distribution plc
- Amersham GSPsubstation
- Loudwater BSPsubstation
- Bowerdean Primarysubstation
- Flackwell Heath Primarysubstation
- Well End Primarysubstation
- Wycombe Marsh Primarysubstation
- Axminster GSPsubstation
- Yeovil BSPsubstation
Other substations in England
Data on this page
- DESNZ Renewable Energy Planning Database (REPD). DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Planning Inspectorate: National Infrastructure Projects. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.