Investor Presentaiton
MERG
栃木屬
G
Changing Air Dose Rate and Lifting Evacuation Order
Legen
Yamagata Pref.
ROm
Miyagi Pref
60
50
40
40
Fukushima
町
Fukushima Pref
Daiichi NPP
30
190<
9.5 19.0
38-95
19-38
10-10
05-10
02-05
Tochigi Pref.
01 02
Q.
Legend
Air dose rates at Im from
the ground surface (uSv/h)
[converted into the value as of
25 October, 2021)
95-190
38-95
19-38
10-19
05-10
02-05
01-02
501
Ibaraki Pref.
80m
Not measured
10
This map is a dose rates partially
attributable to natural nuclides
20
10
0
Measurements from a monitoring post
(West gate) at the site boundary
of the Fukushima Daiichi NPS
Radiation level in the air (pSv/h)
April
55.508μSv/h
0.749μSv/h
January
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
* Changes in monthly average levels measured at a monitoring post (MP.5)
at the site boundary of the Fukushima Daiichi NPS
November 2011
October 2021
■ Average air dose rate decreased by 80%
compared to in November 2011.
(within 80km from Fukushima Daiichi NPS)
maximum figures
1,150 km²
August 2013
Radiation levels at the site boundary have
sufficiently decreased compared to levels
immediately after the accident.
Current status
327 km²(28%)
As of June 2022
Areas under evacuation
orders
The number of
evacuees in Fukushima
Prefecture
164,865
May 2012
30,231
As of May 2022
Referenced from :https://www.reconstruction.go.jp/english/topics/Progress_to_date/English_August_2022_genjoutorikumi.pdf
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