Table 4B. Municipality-average effective doses estimated from ambient dose equivalent and Ri values for periods corresponding to Table 4A.
No | Municipality | Data source |
Ambient dose equivalent at a reference site in targeting municipality for a period corresponding to personal dosimeter measurement (mSv) |
Effective dose for the population of the targeted municipality for a period corresponding to personal dosimeter measurement (mSv) |
Difference with PD |
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Measured dose | Estimated background dose due to terrestrial radiation |
Additional dose |
Average additional dose estimated using Ri |
Background dose from terrestrial radiation |
Background dose from universe |
Total average effective dose (mSv) |
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a | b | c = a − b | d = c × F1 × Ri | e = b × F1 | f | g = d + e + f | h = c in Table 4A/g |
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1 | Fukushimaa | P-MP | 0.524 | 0.029 | 0.495 | 0.105 | 0.017 | 0.017 | 0.140 | 0.99 |
2 | Koriyama | P-MP | 0.659 | 0.040 | 0.619 | 0.144 | 0.024 | 0.019 | 0.187 | 0.96 |
3 | P-MP | 1.165 | 0.077 | 1.088 | 0.254 | 0.046 | 0.037 | 0.337 | 0.86 | |
4 | P-MP | 0.787 | 0.061 | 0.725 | 0.169 | 0.037 | 0.029 | 0.235 | 0.94 | |
5 | Sukagawa | SV | 1.364 | 0.095 | 1.268 | 0.178 | 0.057 | 0.036 | 0.272 | 0.92 |
6 | SV | 1.793 | 0.141 | 1.653 | 0.232 | 0.084 | 0.054 | 0.370 | 0.89 | |
7 | Yabuki | SV | 0.519 | 0.120 | 0.399 | 0.141 | 0.072 | 0.048 | 0.260 | 0.74 |
aMeasured dose for Fukushima MP was integrated from Jan 22 to Feb 20 (30 days) in 2012, although a period of 30 days was selected between Jan 18 and Feb 25, 2012 for personal dosimeter measurements (see footnotes of Table 4(a)).