Today's dose rates: Seinäjoki 0.100 µSv/h More
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This is STUK

Welcome to the Radiation and Nuclear Safety Authority Finland. Our team of nearly 340 professionals is at your service. We want to protect the environment from radioactive substances.

Our goal is to minimise the harmful effects of radiation.

This is STUK

Read more about STUK

Quality Policy

Quality Policy

 Welcome to the Radiation and Nuclear Safety Authority Finland. Our team of over 300 professionals is at your service. We want to protect the environment from radioactive substances.

Our goal is to minimise the harmful effects of radiation. Read more

Nuclear Safety Regulation

Nuclear Safety Regulation

STUK formulates the safety requirements concerning the use of nuclear energy in Finland. STUK also controls that nuclear power plants produce energy according to the requirements. Read more

International Co-operation

International Co-operation

Information on radiation and nuclear safety is exchanged in international co-operation and in co-projects. STUK has established its position as a member of the international expert community. Read more

Radiation Safety Regulation

Radiation Safety Regulation

STUK regulates the use of radiation and radioactive substances in health care, industry, research and education. Read more

Research

Research

The research conducted by STUK yields new information related to the use, occurrence and effects of radiation. Read more

STUK's other operational areas