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Radiation and Nuclear Safety Authority in Finland

The purpose 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

About 40 experts from the Radiation and Nuclear Safety Authority (STUK) supervised the first annual maintenance of unit 3 of Teollisuuden Voima Oyj (TVO)'s Olkiluoto nuclear power plant. According to STUK's findings, the annual maintenance was carried out safely. TVO prioritized safety in its decision-making...

Radiation today

0.072 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

About 40 experts from the Radiation and Nuclear Safety Authority (STUK) supervised the first annual maintenance of unit 3 of Teollisuuden Voima Oyj (TVO)'s Olkiluoto nuclear power plant. According to STUK's findings, the annual maintenance was carried out safely. TVO prioritized safety in its decision-making...

The Radiation and Nuclear Safety authority, STUK, continues processing the application for an operating permit from Posiva, which is responsible for the final disposal of spent nuclear fuel. At the same time, STUK supervises the commissioning of the plant and plans to supervise it during its use

Adequate protection from the sun's UV radiation would prevent four out of five cases of melanoma. However, even good information about the health hazards of the sun does not guarantee adequate protection. Young people in particular may find it difficult to take long-ter...