Reading of environmental radioactivity level by prefecture [13; 00 May 20, 2011]
4-3-2-4 Radiation survey of environment
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [10; 00 July 13, 2011]
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [18; 00 July 13, 2011]
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [10; 00 July 14, 2011]
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [18; 00 July 14, 2011]
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [10; 00 July 15, 2011]
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [18; 00 July 15, 2011]
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [10; 00 July 16, 2011]