Past measurement result　by Seawater Radiation Monitor near Fukushima Daiichi Nuclear Power Station

○Information

○Measurement value list ： 2020/04/23(CSV Download)

Radioactivity Concentration Unit:Bq/L

※ When being smaller then detection limit value, the numerical value is indicated with ND

TimeCs137Cs134Totalβ
00:00--ND
00:10--ND
00:20--12
00:30--12
00:40--11
00:50--13
01:00--13
01:10--13
01:20--12
01:30--11
01:40--15
01:50--17
02:00--16
02:10--16
02:20--15
02:30--13
02:40--11
02:50--11
03:00--11
03:10--12
03:20--14
03:30--16
03:40--14
03:50--12
04:00--14
04:10--13
04:20--12
04:30--9.0
04:40--9.3
04:50--10
05:00--ND
05:10--ND
05:20--ND
05:30--ND
05:40--9.2
05:50--10
06:00--12
06:10--14
06:20--13
06:30--14
06:40--11
06:50--11
07:00--9.3
07:10--11
07:20--10
07:30--11
07:40--13
07:50--11
08:00--10
08:10--ND
08:20--10
08:30--13
08:40--14
08:50--15
09:00--17
09:10--17
09:20--17
09:30--14
09:40--10
09:50--12
10:00--12
10:10--13
10:20--13
10:30---
10:40---
10:50---
11:00---
11:10---
11:20---
11:30---
11:40---
11:50---
12:00---
12:10---
12:20---
12:30---
12:40NDND12
12:50NDND12
13:00NDND12
13:10NDND13
13:20NDND13
13:30NDND13
13:40NDND13
13:50NDND13
14:00NDND13
14:10NDND13
14:20NDND10
14:30NDND11
14:40NDND11
14:50NDND11
15:00NDND12
15:10NDND16
15:20NDND18
15:30NDND16
15:40NDND17
15:50NDND18
16:00NDND17
16:10NDND13
16:20NDND12
16:30NDND14
16:40NDND13
16:50NDND13
17:00NDND13
17:10NDND16
17:20NDND16
17:30NDND14
17:40NDND16
17:50NDND17
18:00NDND16
18:10NDND15
18:20NDND16
18:30NDND15
18:40NDND13
18:50NDNDND
19:00NDNDND
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDND9.0
19:50NDND12
20:00NDND12
20:10NDND15
20:20NDND14
20:30NDND15
20:40NDND16
20:50NDND15
21:00NDND14
21:10NDND13
21:20NDND14
21:30NDND13
21:40NDND9.7
21:50NDNDND
22:00NDND9.7
22:10NDND10
22:20NDND10
22:30NDND12
22:40NDND12
22:50NDND15
23:00NDND13
23:10NDND12
23:20NDND11
23:30NDND12
23:40NDND12
23:50NDND13