Trend of Radiation in the Environment around Fukushima Daiichi ...

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Trend of Radiation in the Environment around Fukushima Daiichi ...

Trend of Radiation in the Environment around Fukushima Daiichi NPS

50

40

[micro Sv/h]

*Change of a monitoring equipment

Fukushima Pref.

5

4

[micro Sv/h]

*Since April 1, monitoring hours in 5 monitoring spots other than

in Utsunomiya City changed from 24-hours to 07:00-20:00.

Tochigi Pref.

30

3

20

10

0

13

March

*

15 16 19 20 26 27 1 2 3

April

In Koriyama City,

there were 2

monitoring spots

during 16:00, 24 –

15:00, 25

5

2

1

0

March.18

3/18

19

19 20 21 22 23 24 25 26 27 28 29 30 31 4/1 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4

( 土 ) ( 日 )

( 土 ) ( 日 )

( 土 ) ( 日 )

April

[micro Sv/h]

*

Ibaraki Pref.

4

3

2

1

0

3/18 19 20 21 22 23 24 25 26 27 28 29 30 31 4/1 March.18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3

( 土 ) ( 日 )

( 土 ) ( 日 )

( 土 ) ( 日 )

April

Source: MEXT/Fukushima Pref./Ibaraki Pref./Tochigi Pref.

JAIF collects figures based on the official information.

Updated at 15:00 on April 4 (Mon)


100km

50km

30km

20km

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