[pessimist]

Japanese chief secretary's press conference which I was watching on NHK. NHK repeated the number several times. Found a press report here:

http://www.bloomberg.com/news/2011-03-14/japan-appeals-for-i...

[cdavid]

asahi.com also reported a similar number (400 mili sievert near reactor number 4, believed to follow fire at that location): http://www.asahi.com/national/update/0315/TKY201103150154.ht...

[bbb]

Thanks! I am not sure what reports to believe anymore...