Monitoring information of environmental radioactivity level
Nuclear Reguation Authority

Reading of environmental radioactivity level by prefecture

Results of this month

May 23,2017 (Tuesday)

May 22,2017 (Monday)

May 19,2017 (Friday)

May 18,2017 (Thursday)

May 17,2017 (Wednesday)

May 16,2017 (Tuesday)

May 15,2017 (Monday)

May 12,2017 (Friday)

May 11,2017 (Thursday)

May 10,2017 (Wednesday)

May 09,2017 (Tuesday)

May 08,2017 (Monday)

May 02,2017 (Tuesday)

May 01,2017 (Monday)

Results of the past