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

○Information

○Measurement value list ： 2021/01/23(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND12
00:10NDND9.7
00:20NDND9.5
00:30NDNDND
00:40NDNDND
00:50NDNDND
01:00NDNDND
01:10NDND9.0
01:20NDND9.2
01:30NDND12
01:40NDND9.7
01:50NDND10
02:00NDNDND
02:10NDNDND
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDND10
03:30NDND12
03:40NDND14
03:50NDND12
04:00NDND12
04:10NDND9.3
04:20NDNDND
04:30NDND9.3
04:40NDNDND
04:50NDNDND
05:00NDNDND
05:10NDNDND
05:20NDNDND
05:30NDNDND
05:40NDNDND
05:50NDNDND
06:00NDNDND
06:10NDNDND
06:20NDNDND
06:30NDNDND
06:40NDNDND
06:50NDNDND
07:00NDNDND
07:10NDNDND
07:20NDNDND
07:30NDNDND
07:40NDNDND
07:50NDNDND
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDND11
08:40NDNDND
08:50NDNDND
09:00NDNDND
09:10NDNDND
09:20NDNDND
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00NDNDND
10:10NDNDND
10:20NDNDND
10:30NDNDND
10:40NDNDND
10:50NDNDND
11:00NDNDND
11:10NDNDND
11:20NDNDND
11:30NDNDND
11:40NDND10
11:50NDND13
12:00NDND12
12:10NDND13
12:20NDND11
12:30NDND13
12:40NDNDND
12:50NDNDND
13:00NDND9.5
13:10NDNDND
13:20NDNDND
13:30NDND9.6
13:40NDND10
13:50NDND11
14:00NDND12
14:10NDND11
14:20NDND13
14:30NDND11
14:40NDND11
14:50NDNDND
15:00NDNDND
15:10NDNDND
15:20NDNDND
15:30NDNDND
15:40NDND10
15:50NDND11
16:00NDND14
16:10NDND10
16:20NDNDND
16:30NDNDND
16:40NDNDND
16:50NDNDND
17:00NDNDND
17:10NDNDND
17:20NDNDND
17:30NDNDND
17:40NDNDND
17:50NDNDND
18:00NDNDND
18:10NDNDND
18:20NDNDND
18:30NDND9.5
18:40NDND12
18:50NDND13
19:00NDND13
19:10NDND9.7
19:20NDND9.5
19:30NDND9.5
19:40NDND11
19:50NDND10
20:00NDND12
20:10NDND14
20:20NDND12
20:30NDND9.0
20:40NDNDND
20:50NDNDND
21:00NDNDND
21:10NDNDND
21:20NDNDND
21:30NDNDND
21:40NDND10
21:50NDND11
22:00NDNDND
22:10NDNDND
22:20NDND9.5
22:30NDND11
22:40NDND11
22:50NDND11
23:00NDND13
23:10NDND15
23:20NDND16
23:30NDND13
23:40NDND10
23:50NDND11