Readings of radioactivity concentration of nuclide in the air by aircraft of Ministry of Defense [sampling date; April 1, 2011]
EXTERNAL ZONES
Monitoring data at three sites in Ibaraki prefecture [14; 00 August 7, 2011]
Sea area monitoring action plan
Enhanced local monitoring program in the area farther than 20 km around Fukushima Daiichi Nuclear Power Plant
Enhancement of sea area monitoring
Enforced plan on environmental monitoring
Strengthening of sea area monitoring in Response to the "Enforced Plan on Environmental Monitoring"
Readings at monitoring post out of 20 km zone of Fukushima Daiichi Nuclear Power Plant [16; 00 April 18, 2011]