Particle samples collected by the Radiation and Nuclear Safety Authority (STUK) from the air in Rovaniemi, Kuopio and Imatra in mid-January contained levels of radioactive substances exceeding the detection limit. The concentrations were very low and posed no risk to people or the environment.
Current issues
19.1.2026
Press release
Authorities from five countries assess the safety of a Finnish nuclear power plant concept
The Radiation and Nuclear Safety Authority (STUK) is coordinating the international safety assessment of a Finnish small modular reactor. The project examines how cooperation could facilitate the evaluation of new nuclear facilities.