Notes: In last five years, two National Radon Surveys were carried out in the Republic of Serbia. All surveys were a part of Serbian (Serbian Radiation and Nuclear Safety and Security Directorate-SRBATOM) and International Atomic Energy Agency (IAEA) Technical Cooperation projects. In the past five years through IAEA Technical Cooperation Programme with the Republic of Serbia, SRBATOM has implemented two national indoor radon surveys. First National indoor radon survey was in the period from 2015 to 2016. Indoor radon measurements were carried out in more than 5,000 dwellings in the Republic of  Serbia. Second National indoor radon survey was implemented in the period from 2018 to 2019. SRBATOM continued the activities of indoor radon concentration measurement in public facilities, that is, schools and kindergartens in the Republic of Serbia.  Indoor radon measurements were carried out in 1,250 schools and kindergartens.
  