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Limits

Posted on 12 November 202112 August 2024 By André Gurtner

For the assessment of possible health risks, the measured values are compared with the immission limit values.

A person who continuously breathes air with this concentration receives an annual radiation dose of 0.3 milli-Sievert per year.

wdt_ID wdt_created_by wdt_created_at wdt_last_edited_by wdt_last_edited_at Radionuclides Origin Immission limit *
1 Bq / m3 micro-Bq / m3
2 Na-22 naturel 19 19'000'000
3 Na-24 naturel 48 48'000'000
4 Co-60 artificiel 3.5 3'500'000
5 I-131 artificiel 0.93 930'000
6 Cs-134 artificiel 5.9 5'900'000
7 Cs-137 artificiel 8.5 8'500'000

* Immission limits for radionuclides in the air for the public domain according to Article 24 of the Federal Ordinance on Radiation Protection (ORaP) of 26 April 2017.

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