Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [10; 00 August 4, 2011]
4-3-2-4 Radiation survey of environment
Reading of radioactivity level in fallout by prefecture [9; 00 May 23～9; 00 May 24, 2011]
Reading of radioactivity level in fallout by prefecture [9; 00 May 24～9; 00 May 25, 2011]
Reading of radioactivity level in fallout by prefecture [9; 00 May 25～9; 00 May 26, 2011]
Reading of radioactivity level in fallout by prefecture [9; 00 May 26～9; 00 May 27, 2011]
Reading of radioactivity level in fallout by prefecture [9; 00 May 27～9; 00 May 28, 2011]
Reading of radioactivity level in fallout by prefecture [9; 00 May 28～9; 00 May 29, 2011]
Reading of radioactivity level in fallout by prefecture [9; 00 May 29～9; 00 May 30, 2011]