1. Technical Briefing of nuclear safety aspects of the
situation in Japan
James E. LyonsDirector Nuclear Installation Safety, IAEA
March 18th 2011
2. FUKUSHIMA DAIICHI
Reactor Unit 1
Common spent fuel pond
Reactor Unit 2
Reactor Unit 3
Smoke or vapour plume
Reactor Unit 4
Possible vapour plume
18 MAR 2011, 10:19am local time
Contains DIGITALGLOBE Copyrighted Materials
3. FUKUSHIMA DAIICHI
Switchyard for Reactor Units 5 and 6
Reactor Unit 6
Diesel generator building
Reactor Unit 5
Fukushima Daiichi, Reactor Unit 5 and Reactor Unit 6, no blast or
fire damage observed
18 MAR 2011, 10:19am local time
Contains DIGITALGLOBE Copyrighted Materials
4. FUKUSHIIMA DAIICHI UNIT 1 REACTOR WATER LEVEL
5. FUKUSHIIMA DAIICHI UNIT 1 REACTOR VESSEL PRESSURE
6. FUKUSHIIMA DAIICHI UNIT 2 REACTOR WATER LEVEL
7. FUKUSHIIMA DAIICHI UNIT 2 REACTOR VESSEL PRESSURE
8. FUKUSHIIMA DAIICHI UNIT 2 CONTAINMENT DRYWELL PRESSURE
9. FUKUSHIIMA DAIICHI UNIT 3 REACTOR WATER LEVEL
10. FUKUSHIIMA DAIICHI UNIT 3 REACTOR VESSEL PRESSURE
11. FUKUSHIIMA DAIICHI UNIT 3 CONTAINMENT DRYWELL PRESSURE
12. IAEA International Nuclear and Radiological Event Scale -
INES
The Japanese authorities today issued new INES Ratings
13. Fukushima Daiichi Units 1, 2 and 3 - INES 5. 14. Fukushima
Daiichi Unit 4 - INES 3 15. Fukushima DainiUnits 1, 2 and 4 - INES
3
