About Radon

Radon is an odourless and invisible radioactive gas that can occur in indoor air. Measurement is the only way to find out the radon concentration. This section contains important information about radon.

Current issues

If you are planning to build your own detached house, you should also devote time to consider the radon issues. Prevention of radioactive radon in the construction phase is easier and less expensive than implementing mitigation measures afterwards.

Posiva, which is responsible for the final disposal of spent nuclear fuel generated at the Loviisa and Olkiluoto nuclear power plants, has not completed the materials necessary for the Radiation and Nuclear Safety Authority (STUK) to conduct a safety assessment concerning the plant’s operatin...