Readings of environmental radiation level by emergency monitoring (Group 1) [December28, 2012] [published January 7, 2013]
4-3-2-4 Radiation survey of environment
Distribution map of radioactivity concentration in the seawater around coast and at offshore of Fukushima Prefecture (sampling date; Nov 30, 2012) (published Jan 7, 2013)
Distribution map of radioactivity concentration in the seawater around TEPCO Fukushima Daiichi Nuclear Power Station (survey related to the leaked water from a pipeline between a desalination unit and a tank of concentrated water on April 5, 2012
Distribution map of radioactivity concentration in the seawater around TEPCO Fukushima Daiichi Nuclear Power Station (based on the press release of TEPCO) (sampling date; Nov 19, 21, 26, 28, 2012) (published Jan 7, 2013)
Radioactivity concentration in the seawater near TEPCO Fukushima Daiichi Nuclear Power Plant (based on the press release of TEPCO) [sampling date; January 1, 2, 3, 4, 5, 2013] [published January 7, 2013]
Radioactivity concentration in the seawater near TEPCO Fukushima Daiichi Nuclear Power Plant (based on the press release of TEPCO) [sampling date; December 27, 28, 29, 30, 31, 2012] [published January 7, 2013]
Readings of air dose rate in 20km zone of TEPCO Fukushima Daiichi Nuclear Power Plant [January 2～5, 2013] [published January 7, 2013]