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Haapavesi – Siikalatva Line is a 400kV overhead line with a length of 58km from Haapavesi, Ostrobothnia, Finland, to Siikalatva, Ostrobothnia, Finland.

The project, which is currently under construction, is expected to be commissioned in 2022.


Haapavesi – Siikalatva Line is an overhead line that will be operated by Fingrid. The line will carry alternating current (AC) through double circuit cable.

Approximately $12m was financed by the authorities to undertake the construction works of the project.

The development of the Haapavesi – Siikalatva Line project has been approved by the Energy Authority, Finland.

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By GlobalData

Haapavesi – Siikalatva Line project development status

The construction works on the Haapavesi – Siikalatva Line project were commenced in 2020 and commissioning is expected in 2022.

About Fingrid

Fingrid Oyj (Fingrid), is an electricity transmission operator that plans and monitors operation of Finnish electricity transmission system. It transmits electricity through transmission lines, substations, HVDC connections and reserve power plants. Fingrid also offers connecting consumption and production to the main grid, transmission system security, power trade and imbalance settlement, functioning electricity markets, the production and electricity market information exchange, and origin certificates guarantee services.


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.