2. Gamma Dose Rates in µSv/hour14-29 March Natural Background: 0.1 µSv/hour
3. Gamma dose rate / 21 March[Japan-MEXT measurement/IAEA intepretation] Normal natural background of gamma dose-rate: 0.1µSv/h Maximum levels @ 30 km zone : 90 µSv/h)
4. I-131 and Cs-137 deposition to soil Measurements done by Japan authorities Soil sampling from March 18-26: 25-58 km from Fukushima NPP depth: 5 cm 9 locations Results: High deposition and large variability I-131: 0.2 to 25 MBq/m2 Cs-137: 0.02 to 3.7 MBq/m2
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7. Monitoring of drinking water Most recent data are below the levels established by Japanese authorities Recommendations for restrictions on drinking water being lifted in most locations. As of 28 March, recommendations for restrictions based on I-131 concentration remain in place in 4 locations of Fukushima prefecture.
8. Vegetables, fruits and milk24-29 March 98 food samples taken from 11 prefectures (Chiba, Fukushima, Gunma, Ibaraki, Kanagawa, Miyagi, Nagano, Niigata, Saitama, Tochigi and Yamagata) I-131, Cs-134 and Cs-137: Level not detected or below Japanese regulation values
9. I-131 Test in children’s Thyroid 24-28 March Japanese authorities 203 measurements Kawamata and Iwaki Quantitative detailed data not provided “Did not reveal any levels of exposure that would be a health concern”
10. IAEA Experts Dispatched to Japan Radiation Monitoring Team Team 1 (4) : 17 March-01 April, Tokyo Team 2 (4) : 21 March -04 April, Fukushima Team 3 (4) : 30 March – to replace Team 1 Food and Safety Team (3) : 25 March- 04 April Food safety ( IAEA), Analytical approach and data analysis (IAEA) , food safety in emergency situation (FAO) Marine Monitoring Assessment Observer: 02 April
11. IAEA Radiation monitoring teams March 29, 1st team 8 locations in Tokyo region Gamma-dose rates: 0.02 to 0.19 µSv/h Natural background: 0.1 µSv/h March, 29, 2nd team Radius of 32 to 62 km from the Fukushima NPP Dose rates: 0.5 to 6.8 µSv/h Beta-gamma contamination: 0.05 to 0.45 MBq/m2
15. Monitoring of soil contaminationFocus of mission: Remediation strategies and techniques related to plant and animal production, food traceability and water/soil characterization
16. IAEA/Joint Radiation Emergency Management Plan Regular activities via tele/videoconference As of March 30: WHO liaison officer working at IEC
17. Singapore Radiation Monitoring Information Cabbages imported from Japan: I-131: 936 Bq/Kg (C.A 100 Bq/Kg) Up to 9 times the recommended values of the Codex Alimentarius.