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December 17, 2021

Hanhikivi 1, Finland

By Carmen

Hanhikivi 1 is a 1,250MW nuclear reactor planned in Northern Ostrobothnia, Finland. The nuclear reactor is currently in permitting stage. The construction on the reactor is likely to commence in 2023. The plant proponent is expected to achieve the first power from the reactor in 2029 and is planned for commissioning in the same year.

PID Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Main Contractor
408 Nuclear 1,250 1,250 Permitting Northern Ostrobothnia, Finland JSC Concern Titan-2; RAOS Project


Hanhikivi 1 is a Generation III+ nuclear reactor being developed by JSC Concern Titan-2 and RAOS Project, are the main contractors for the project.

The 1,250MW reactor is currently owned and will be operated by Fennovoima.

Hanhikivi 1 is a type of PWR reactor. It will feature 163 fuel assemblies in the core of reactor, the place where fission occurs and energy is released.

The material used for the construction of the vessel will be Steel 15H2NMFA.

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Development Status

The reactor construction is expected to commence from 2023. Subsequent to that it will enter commercial operation by 2029.

Contractors Involved

GE Power will be the steam turbine supplier for the nuclear reactor. Atomproekt is expected to be the architect engineer for the reactor. The civil works will be carried out by JSC Concern Titan-2.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.

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