0.1-0.2 mSv: one skull X-ray for about 0.5 seconds

0.1-0.5 mSv: one chest X-ray for about 0.5 seconds

0.3 mSv: one mammogram for about 0.5 seconds

0.6-1.7 mSv: one abdomen X-ray for about 0.5 seconds

1.5 mSv: EPA maximum for an average adult for one year

2.2 mSv: airline crew member, short flights for one year

2-4 mSv: one head CT scan for about 10 minutes

3-6 mSv: airline crew member, cross-country flights, 900 hrs/yr

3-8 mSv: one barium X-ray for about 0.5 seconds

10 mSv: cooking with natural gas (radon) for a year

5-15 mSv: one full-body CT scan for about 20 minutes

6-18 mSv: one chest CT scan for about 10 minutes

9 mSv: airline crew member, polar flights, such as Tokyo-NYC, 900 hrs/yr

13 mSv: smoking one pack of cigarettes per day for a year

20 mSv: nuclear plant worker, maximum 5-year average*+

50 mSv: cardiac catheterization, coronary angiogram, heart x-ray studies for about 1 hour

50 mSv: nuclear plant worker, maximum total exposure in one year

50-100 mSv: changes in blood chemistry

100 mSv: lowest clearly carcinogenic level; 1 millimort

0.25 Sv: temporary sterility in men

0.50-0.55 Sv: nausea, fatigue within hours

0.70-0.75 Sv: vomiting and hair loss in 2-3 weeks

1-2 Sv: for about an hour, 0 to 5% fatal

2-6 Sv: external-immediate severe skin burns, internal-50% fatal

8-30 Sv: for about an hour, 100% fatal

Namie, Iitate exposed to radiation doses within 10 to 50 millisieverts
Radiation doses to individuals from the Fukushima Daiichi nuclear crisis were the largest within a dose band of 10 to 50 millisieverts in the town of Namie and the village of Iitate in Fukushima Prefecture, the World Health Organization said Wednesday in a preliminary estimate.
[link to english.kyodonews.jp]
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