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Mushrooms 2025 campaign

Take part in scientific research – Submit an edible mushroom sample to the Radiation and Nuclear Safety Authority.

Current issue

The Radiation and Nuclear Safety Authority (STUK) has sent a letter to workplaces in the municipalities of Pukkila, Hausjärvi, Mäntsälä, Orimattila and Miehikkälä requesting information on the radon levels in their workspaces.

Radiation today

0.109 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

The Radiation and Nuclear Safety Authority (STUK) has sent a letter to workplaces in the municipalities of Pukkila, Hausjärvi, Mäntsälä, Orimattila and Miehikkälä requesting information on the radon levels in their workspaces.

The Finnish company Steady Energy is developing its own small nuclear power plant, which it is marketing as a source of district heating for cities. The Radiation and Nuclear Safety Authority (STUK) has reviewed the plant description and evaluated its safety using the model proposed in the new nu...

From July until the end of November, the Radiation and Nuclear Safety Authority will organise the Mushrooms 2025 campaign, the aim of which is to examine radioactive cesium (Cs-137) concentrations and differences in concentrations in edible mushroom species in different parts of t...