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Radiation and Nuclear Safety Authority of Finland

The Radiation and Nuclear Safety Authority is an independent authority and expert organization whose task is to advance and supervise radiation safety and the safe use of nuclear energy in Finland.

Current issue

The Radiation and Nuclear Safety Authority detected a small amount of radioactive cobalt in particle samples collected from the outdoor air in Imatra in March. The concentration was so low that it posed no risk to people or the environment.

Radiation today

0.087 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 detected a small amount of radioactive cobalt in particle samples collected from the outdoor air in Imatra in March. The concentration was so low that it posed no risk to people or the environment.

Finland’s first nuclear reactor is no longer classified as a nuclear facility. At the end of last year, the Radiation and Nuclear Safety Authority concluded that the dismantling and decontamination of the Otaniemi research reactor from all radioactive materials had been completed. The building can now be r...

STUK and ASNR, the nuclear and radiation safety authorities in Finland and France, met for bilateral discussions in Vantaa and Olkiluoto from February 11th to February 13th.