Monitoring information
of environmental radioactivity level
NSR:Nuclear Regulation Authority

Updates

September 19,2014
Seawater radioactivity near TEPCO Fukushima Dai-ichi NPP (Sampling Date: Sep 9, 16, 17, 2014)
September 19,2014
Estimated and measured 1m height environmental radioactivity level at monitoring posts in 47 prefectures (Monitoring Date: Sep 18, 2014)
September 18,2014
Estimated and measured 1m height environmental radioactivity level at monitoring posts in 47 prefectures (Monitoring Date: Sep 17, 2014)
September 18,2014
Seawater radioactivity near TEPCO Fukushima Dai-ichi NPP (Sampling Date: Sep 16, 2014)
September 17,2014
Estimated and measured 1m height environmental radioactivity level at monitoring posts in 47 prefectures (Monitoring Date: Sep 16, 2014)

Topics

Recent sea area monitoring results

Monitoring plans

Monitoring results

Air dose rate

Integreted dose

Water Environment

Readings of dust, soil and environmental sampling

Database / Distribution map

Related Information



Contacts

Radiation Monitoring Division
Tel : 03-5114-2125