Radon Naantali: measured concentrations
Level in the apartments measured: Lower. Average 88 Bq/m³, and 9 % of measured homes exceeded the reference value of 300 Bq/m³.
Comparison: the average for measured homes across the whole country is 225 Bq/m³. The figures are averages of annual statistics for measured homes (THL Sotkanet, STUK), not the average for all homes in Naantali. The radon concentration in your own home can only be found out by measuring.
Frequently asked questions
How much radon is there in Naantali?
The average measured in surveyed homes has been 88 Bq/m³ (statistical years 2004–2017, 6 years). The corresponding figure for the whole country is 225 Bq/m³.
Is it worth measuring radon in Naantali?
Yes. The concentration varies from one house to another even in the same area, so the only way to know the situation in your own home is to measure. The measuring season is 1.9.–31.5. and the measurement lasts at least two months.
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