Fukushima Nuclear Accident 7 April 2011

1. Fukushima Nuclear Accident Radiological Monitoring and Consequences 7 April 2011

2. Gamma Dose Rates ( microSievert /hour) 14 March – 6 April Natural Background: 0.1 microSv/hour

3. Gamma Dose Rate in 47 Prefectures - 6 April Natural background: 0.1µSv/h Fukushima prefecture: 2.4 µSv/h

4. Daily deposition of iodine-131 (Becquerel /m2)25 March to 5 April

5. Daily deposition of cesium-137 (Becquerel /m2)25 March to 5 April

6. Monitoring of drinking water7 April Iodine-131 and cesium-137 well below restriction levels in all prefectures Recommendations for restrictions based on iodine-131 remains in place in 1 village of Fukushima prefecture as precautionary measure

7. IAEA measurements - Route DDose rate (µSv/h)

8. Food Restrictions As of 4 April, food restrictions (distribution and/or consumption) were in place Fukushima : leafy and flower-headed brassicas (broccoli, cauliflower) Ibaraki : unprocessed raw milk, parsley, spinach and kakina Tochigi and Gunma: spinach and kakina Chiba : spinach (KatoriCity and TakoTown) spinach and parsley (Asahi City)

10. Collaboration between IAEA and CTBTO CTBTO provided to IAEA access to the data of its monitoring stations world-wide WMO provided to IAEA a forecast of the movement of air masses in regional and global scale IAEA, in collaboration with CTBTO and WMO estimated global distribution of radioactivity released

11. International Monitoring Data submitted to IAEA The following countries have submitted data on radioactivity in air: Austria, Belgium, Bulgaria, Canada, China, Finland, France, Greece, Iran, Ireland, Italy, Malaysia, Poland, Romania, Russian Federation, Spain, Sweden, Switzerland, and Ukraine All levels are very low