Monitoring information of environmental radioactivity level
Nuclear Reguation Authority

Reading of environmental radioactivity level by prefecture (January 2020)

January 31,2020 (Friday)

January 28,2020 (Tuesday)

January 24,2020 (Friday)

January 21,2020 (Tuesday)

January 17,2020 (Friday)

January 14,2020 (Tuesday)

January 10,2020 (Friday)