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Radiation and Nuclear Safety Authority in Finland

The aim of the Radiation and Nuclear Safety Authority’s (STUK) operations is to protect people, society, the environment and future generations from the harmful effects of radiation.

Current issue

The Radiation and Nuclear Safety Authority’s new decision on the application of the nuclear safety guide YVL A.2 harmonises STUK’s requirements concerning the precautionary action zone and emergency planning zone of nuclear power plants.

Radiation today

0.085 µSv/h
0.00 - 0.10 µSv/h
0.10 - 0.20 µSv/h
0.20 - 0.30 µSv/h
0.30 - 0.40 µSv/h
0.40 - µSv/h

Press releases and news

The Radiation and Nuclear Safety Authority’s new decision on the application of the nuclear safety guide YVL A.2 harmonises STUK’s requirements concerning the precautionary action zone and emergency planning zone of nuclear power plants.

The Radiation and Nuclear Safety Authority (STUK) is preparing for the construction of new nuclear power plants which deviate from the current solutions in Finland. As part of this work, it also assesses the nuclear power plant plans of Finnish companies.

The radiation measurement team, which consists of volunteers, will practice radiation measurements on people and cooperation with authorities on Saturday, 31 August, 2024, in Kokonhalli, Porvoo. The Radiation and Nuclear Safety Authority (STUK) and the wellbeing services county of East Uusimaa are responsible for organiz...