Substation · England, United Kingdom
Portsmouth Primary
Portsmouth 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 |
| Congestion (offtake) | Full (rag: Red, constraint: Upstream Thermal Capacity) | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Congestion (feed-in) | Full (rag: Red, constraint: Upstream Thermal Capacity) | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Demand headroom | 0 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 20 / 40MVA | 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 | Lovedean GSP | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Fed from | Portsmouth BSP | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Voltage | 33/11 kV | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
| Coordinates | 50.7933, -1.1018 | SSEN Distribution data portal · CC BY 4.0 · checked 24 Oct 2026 |
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Nearby
Within 50 km of this substation: 166 grid connections (97 operating, 845 MW), measured from the coordinates in the facts above. The table shows the nearest 3.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Portsmouth 178-4DATA NOT AVAILABLE3 grid connection | Grid connection | 16.2 MW | Operating | 4.6 km |
| Landfill gas 2.375 MW grid connection at Portchester | Grid connection | 2.38 MW | Operating | 5.1 km |
| Lakeside 1000 North Harbour grid connection | Grid connection | 5.07 MW | Planned | 5.4 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
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.