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

○Information

○Measurement value list ： 2020/07/20(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00--8.9
00:10--ND
00:20--ND
00:30--ND
00:40--ND
00:50--ND
01:00--ND
01:10--ND
01:20--ND
01:30--ND
01:40--ND
01:50--9.0
02:00--ND
02:10--ND
02:20--ND
02:30--ND
02:40--9.3
02:50--ND
03:00--ND
03:10--9.9
03:20--ND
03:30--ND
03:40--ND
03:50--ND
04:00--ND
04:10--9.2
04:20--11
04:30--12
04:40--12
04:50--12
05:00--10
05:10--9.3
05:20--ND
05:30--12
05:40--10
05:50--9.9
06:00--12
06:10--12
06:20--14
06:30--10
06:40--11
06:50--10
07:00--10
07:10--8.8
07:20--ND
07:30--9.0
07:40--11
07:50--12
08:00--13
08:10--11
08:20--11
08:30--12
08:40--13
08:50--13
09:00--12
09:10--13
09:20--14
09:30---
09:40---
09:50---
10:00---
10:10---
10:20---
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---
12:40---
12:50---
13:00---
13:10---
13:20---
13:30---
13:40---
13:50---
14:00---
14:10---
14:20---
14:30---
14:40---
14:50---
15:00---
15:10NDND13
15:20NDND16
15:30NDND16
15:40NDND14
15:50NDND11
16:00NDND10
16:10NDNDND
16:20NDNDND
16:30NDNDND
16:40NDNDND
16:50NDNDND
17:00NDND9.2
17:10NDND11
17:20NDND8.8
17:30NDND10
17:40NDNDND
17:50NDNDND
18:00NDNDND
18:10NDNDND
18:20NDNDND
18:30NDNDND
18:40NDNDND
18:50NDNDND
19:00NDNDND
19:10NDNDND
19:200.054ND10
19:300.078ND13
19:400.087ND11
19:500.069ND9.5
20:00NDNDND
20:100.052NDND
20:200.049NDND
20:30NDNDND
20:40NDNDND
20:50NDND8.9
21:00NDNDND
21:10NDNDND
21:20NDNDND
21:30NDND8.8
21:400.062ND10
21:500.074ND8.8
22:000.078NDND
22:100.070ND8.8
22:200.085ND11
22:300.070ND9.2
22:40NDNDND
22:50NDND9.0
23:00NDND9.6
23:10NDND9.0
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND