Power plant · Highland, Scotland, United Kingdom
Mullardoch Tunnel Power Station
Mullardoch Tunnel Power Station is a hydroelectric power plant in Highland, Scotland, United Kingdom, with 2.4 MW of capacity, operated by Scottish and Southern Energy.
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 | Highland (coordinates), Scotland | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Address | Highland | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Status | Operating (operational) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Start year | 1955 | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Operator | Scottish and Southern Energy (Scottish and Southern Energy (SSE)) | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Capacity | 2.4 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Technology | Small Hydro | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 57.3405, -4.9424 | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
Research on this power plant and its operator.Who owns it up to the parent company, its grid connection and planning status, and an introduction to the operator.
Request researchLatest events
Dated events about this power plant from official notices and registers, newest first. All recent changes.
- Commissioned
How it compares
Mullardoch Tunnel is the 1,058th-largest of 1,342 power plants in Scotland and the 4,642nd-largest of 5,837 in the United Kingdom by capacity; its 2.4 MW is <0.1% of the 200,833 MW we hold for the United Kingdom. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Scotland | 1,058th of 1,342 | 46,828 MW | <0.1% |
| United Kingdom | 4,642nd of 5,837 | 200,833 MW | <0.1% |
| All power plants in our data | 10,966th of 13,028 | 1,354,089 MW | <0.1% |
Nearby
Within 50 km of this power plant: 46 substations and 44 grid connections (30 operating, 316 MW), measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Mullardoch Power Station grid connection | Grid connection | 2.38 MW | Operating | 8.1 km |
| CB Caveat Fasnakyle Battery Storage - 49.9MW grid connection | Grid connection | 50 MW | Planned | 8.5 km |
| Glen Afric Hydro grid connection | Grid connection | 3.7 MW | Operating | 8.5 km |
| Fasnakyle GSP | Substation | — | — | 9.0 km |
| Fasnakyle Primary | Substation | — | — | 9.0 km |
| Ceannacroc GSP | Substation | — | — | 21 km |
Operator and place
More from Scottish and Southern Energy
- Dogger Bank A & B (was Creyke Beck A & B)2,400 MW · under construction
- Fiddler’s Ferry1,510 MW
- Dogger Bank C (was Teesside A)1,200 MW · under construction
- Seagreen1,075 MW
- Beatrice588 MW
- Seagreen Phase 1A540 MW · permitted
- Clyde Wind Farm350 MW
- North Nesting Wind, Shetland250 MW
Other power plants in Scotland
- Longannet2,260 MW
- Torness1,200 MW
- Peterhead1,180 MW
- Seagreen1,075 MW
- Hunterston B985 MW
- Moray East950 MW
- Moray West Offshore Wind Farm Project882 MW
- Auchentiber Road - Battery Energy Storage System700 MW
Data on this page
- Contains public sector information licensed under the Open Government Licence v3.0. DUKES 5.11: Power stations in the United Kingdom, Open Government Licence v3.0.
- Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- JRC Open Power Plants Database (JRC-PPDB-OPEN), European Commission, Joint Research Centre. JRC Open Power Plants Database (JRC-PPDB-OPEN), CC BY 4.0.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- Dutch power station owners' and operators' pages. Dutch power station owners' and operators' pages, Facts only, each linked to its page.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.