Radon in workplaces in Finland
Requirements that apply to workplaces in Finland. They do not apply in other countries.
What the employer must do
Reference level 300 Bq/m³ for workplaces. Occupational exposure limits apply for extreme cases.
Measurement protocol: STUK Workplace Protocol
Compliance: STUK Radiation and Nuclear Safety Authority Guidelines
- Reference level
- 300 Bq/m³
- Minimum duration
- 2-3 months
- Detector type
- Track-etch detectors; monitors ≥2 months also acceptable
- Measurement period
- September 1 - May 31 (wider window)
- Laboratory
- Methods approved by STUK
- Legal basis
- Radiation Act 859/2018 — STUK Guidelines
- Authority
- Säteilyturvakeskus (STUK)
Official sources
Informative summary. The official text of the regulation prevails. Check the source before taking a compliance decision.
Workplace requirements in other countries