Where are you getting the milli from? Kyodo reports 8000 micro sievert. So it's an ~5.5x increase from the previous high-water-mark of 1,500 microsievert.
Stop it! This is the proper time to panic and disregard any empirical evidence. The Sky-Is-Falling crowd has needed this release of pure panicgasm for a long time, don't ruin it for them.
http://www.bloomberg.com/news/2011-03-14/japan-appeals-for-i...