Monitoring information of environmental radioactivity level
Nuclear Reguation Authority

Reading of environmental radioactivity level by prefecture (December 2017)

December 26,2017 (Tuesday)

December 22,2017 (Friday)

December 19,2017 (Tuesday)

December 15,2017 (Friday)

December 12,2017 (Tuesday)

December 08,2017 (Friday)

December 05,2017 (Tuesday)

December 01,2017 (Friday)