Monitoring information of environmental radioactivity level
Nuclear Reguation Authority

Reading of environmental radioactivity level by prefecture (September 2020)

September 29,2020 (Tuesday)

September 25,2020 (Friday)

September 18,2020 (Friday)

September 11,2020 (Friday)

September 08,2020 (Tuesday)

September 04,2020 (Friday)

September 01,2020 (Tuesday)