Peterhead Substation is a 400kV substation located in Peterhead, Aberdeenshire, UK.

The Peterhead Substation project’s construction has begun in 2020. The works are expected to be commissioned in 2023.


Peterhead Substation project, which is a new substation, will be operated by Scottish Hydro Electric Transmission.

The designed voltage level of the substation is 400kV and the operating voltage level is 400kV.

The step-in voltage of the project is 400kV. Upon completion, the substation will have a capacity of 1200MVA.

Peterhead Substation project development status

The development of the Peterhead Substation project was approved by The Office of Gas and Electricity Markets in 2020. The project is expected to be commissioned in 2023. Approximately $63.32m was financed by the authorities to undertake the construction works of the project.

Contractors involved in Peterhead Substation project

Balfour Beatty was appointed by Scottish Hydro Electric Transmission to undertake design and construction works of the Peterhead Substation.

Hitachi ABB Power Grids was appointed by Scottish Hydro Electric Transmission to supply the equipment for the Peterhead Substation.

About Scottish Hydro Electric Transmission

Scottish Hydro Electric Transmission Limited (SHETL) is an electric transmission company. Southern Electric Power Distribution (SEPD), Scottish Hydro Electric Power Distribution (SHEPD) and Scottish Hydro Electric (SHE) Transmission plc together make up the Scottish and Southern Energy Power Distribution which is part of the SSE group. SSE is a FTSE 100 company and is among the good number valued energy companies in the UK. Its services include generation, transmission, distribution and supply of electricity and also deal with energy trading; energy services; gas storage; the distribution and supply of gas; electrical and utility contracting; and telecoms.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.