Ⅱ. Information Sources Related to the Disaster

1. Radiation

1) Radiation levels

(1) Measurement data for radiation levels around the nuclear power facility

(2) Observation data for spatial distribution of doses per region

(3) Dose projections, including internal exposure

(4) Designated projections of International Atomic Energy Agency

2) Radiation in tap-water

  • Impact of Fukushima No.1 Nuclear Power Plant Accident on tap-water in Ibaraki Prefecture
  • Monitoring results for radioactive substances in tap-water in Ibaraki Prefecture

3) Wind direction and speed

  • Atmospheric Environmental Regional Observation System : AEROS
  • Fukushima Prefecture Atmospheric Environment

4) Radiation and nuclear basics