US EditionMushrooms Still Carry Traces of Chernobyl Disaster
STUK said levels have fallen since 1986, but fewer than 10% of samples exceeded the 600 becquerels per kilogram limit.
6 Articles
6 Articles
Chernobyl radiation still found in Finnish mushrooms
Radioactive fallout from the 1986 Chernobyl nuclear disaster remains detectable in mushrooms across Finland, although levels have declined over time, according to a new nationwide study by the Radiation and Nuclear Safety Authority. The findings are based on a large dataset collected with the help of mushroom pickers, who submitted 875 samples during the 2025 harvesting season. The samples covered 187 municipalities and included 60 different spe…
The highest cesium concentrations were measured in three provinces.
Traces of the Chernobyl nuclear power plant accident in 1986 are still visible in Finnish nature. Recent measurements by the Radiation and Nuclear Safety Authority reveal which edible mushrooms accumulate the most cesium-137 and where the concentrations are lowest. The table in the article also shows the highest median Cs-137 values among the mushroom species studied.
Last autumn, the Radiation and Nuclear Safety Authority, STUK, enlisted the help of Finnish mushroom pickers to map how the traces of the nuclear accident in Chernobyl are visible 40 years later. The stone mushroom is one of the mushrooms with the lowest concentration of cesium.
Traces of the Chernobyl nuclear power plant accident are still visible in mushrooms, the Radiation and Nuclear Safety Authority said on Tuesday.
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