Power plant · Highland, Scotland, United Kingdom
Cassley
Cassley is a power plant in Highland, Scotland, United Kingdom, with 10 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 | Invercassley | 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 | 1959 | 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 | 10 MW | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Technology | Large Hydro | DESNZ Renewable Energy Planning Database (REPD) · Open Government Licence v3.0 · checked 24 Oct 2026 |
| Coordinates | 57.9787, -4.5806 | 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
Cassley is the 605th-largest of 1,196 power plants in Scotland and the 1,838th-largest of 5,050 in the United Kingdom by capacity; its 10 MW is <0.1% of the 115,622 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 | 605th of 1,196 | 34,589 MW | <0.1% |
| United Kingdom | 1,838th of 5,050 | 115,622 MW | <0.1% |
| All power plants in our data | 7,081st of 12,032 | 1,190,447 MW | <0.1% |
Nearby
Within 50 km of this power plant: 43 grid connections (25 operating, 318 MW) and 37 substations, measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Achany Wind Farm grid connection | Grid connection | 49.9 MW | Operating | 0.6 km |
| Rosehall Windfarm grid connection | Grid connection | 23.5 MW | Operating | 0.6 km |
| Strath Oykel Wind Farm 77.6MW grid connection | Grid connection | 77.6 MW | Planned | 5.9 km |
| Shin GSP | Substation | — | — | 11 km |
| Shin Primary | Substation | — | — | 11 km |
| Conon Falls Primary | Substation | — | — | 11 km |
Operator and place
More from Scottish and Southern Energy
- Dogger Bank A & B (was Creyke Beck A & B)2,400 MW · under construction
- 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
- Muckla Moor249 MW
Other power plants in Scotland
- Seagreen1,075 MW
- Moray East950 MW
- Moray West Offshore Wind Farm Project882 MW
- Lewis Wind Farm (Barvas Moor)652 MW
- Beatrice588 MW
- Neart na Gaoithe450 MW
- Viking Wind Farm443 MW
- Cruachan440 MW
Data on this page
- 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.