Nuclear Safety

STUK formulates nuclear safety requirements and regulates the use of nuclear power plants in Finland.

Nuclear wastes and materials are under strict national and international control. The Radiation and Nuclear Safety Authority regulates the safety of nuclear waste management in Finland.

NPPs in Finland

Finland has four nuclear power plant units. Teollisuuden Voima Oy (TVO) has two units in Olkiluoto, Eurajoki. Fortum Power and Heat (Fortum) operates the other two in Loviisa. The only Finnish research reactor is situated in Espoo. Read more

Nuclear Power Plants

STUK formulates the safety requirements concerning the use of nuclear energy in Finland. STUK also controls that nuclear power plants produce energy according to the requirements.
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Finland's fifth nuclear power plant, Olkiluoto 3

In 2002 the Finnish Parliament approved plans for the construction of the country's fifth nuclear power unit. This vote formally ratified the earlier decision by Finland's government in favour of an application by Finnish utility TVO to build the unit. Read more

Nuclear Materials

Nuclear materials are special fissionable materials and source materials, such as uranium, plutonium and thorium. Nuclear materials are suitable for the production of nuclear energy.
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New nuclear power plants

Three new nuclear power plant units are under design in Finland. TVO is planning a new unit in Eurajoki and Fortum in Loviisa. Fennovoima is making plant site investigations in three localities. Read more

Nuclear Waste

All nuclear waste produced in Finland must by the law be disposed of in Finland. STUK supervises the disposal. Power companies are responsible for their own wastes.
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Co-operation in neighbouring areas

STUK also operates in the region around Finland and Russia in particular. We continue our successful efforts to improve the safety of nuclear facilities in Kola and Sosnovy Bor. Read more