Nuclear safety

STUK supervises nuclear safety in Finland. The license holder is responsible for the safety of nuclear energy use, but STUK sets the safety requirements and oversees their compliance. STUK's supervision includes nuclear facilities, nuclear materials and nuclear waste.

Current issues

The Radiation and Nuclear Safety Authority (STUK) has published an annual review of its 2023 operations. The review collects highlights and case examples of STUK's activities and achievements last year.

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...