About STUK

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. In this section, you can read about STUK’s operations.

Current issues

The Radiation and Nuclear Safety Authority has published a summary report of an international safety review of the Finnish company Steady Energy's LDR-50 nuclear power plant concept. The published report complements the assessment of the plant concept previously completed by the Radiation and Nuclear Safety Authority by compiling...

Thousands of people in different fields, from health care to industry and air transport, work with radiation in Finland. The majority of people in such professions are exposed to very low levels of radiation. The level of exposure is often significantly lower than exposure caused by natural background radiation