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

○Information

○Measurement value list ： 2025/02/09(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDNDND
00:10NDNDND
00:20NDNDND
00:30NDNDND
00:40NDNDND
00:50NDNDND
01:00NDND9.9
01:10NDND12
01:20NDND12
01:30NDND12
01:40NDND14
01:50NDND14
02:00NDND13
02:10NDND11
02:20NDND11
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDNDND
03:30NDNDND
03:40NDNDND
03:50NDNDND
04:00NDNDND
04:10NDNDND
04:20NDNDND
04:30NDNDND
04:40NDNDND
04:50NDNDND
05:00NDND9.2
05:10NDND12
05:20NDND12
05:30NDND12
05:40NDND11
05:50NDND10
06:00NDND10
06:10NDND11
06:20NDND9.6
06:30NDND11
06:40NDND12
06:50NDND10
07:00NDNDND
07:10NDNDND
07:20NDNDND
07:30NDNDND
07:40NDNDND
07:50NDNDND
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
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
11:10NDND9.2
11:20NDND10
11:30NDND13
11:40NDND14
11:50NDND14
12:00NDND14
12:10NDND10
12:20NDNDND
12:30NDNDND
12:40NDNDND
12:50NDNDND
13:00NDNDND
13:10NDNDND
13:20NDNDND
13:30NDNDND
13:40NDNDND
13:50NDNDND
14:00NDNDND
14:10NDNDND
14:20NDNDND
14:30NDND10
14:40NDND9.6
14:50NDND12
15:00NDND12
15:10NDND12
15:20NDND9.7
15:30NDNDND
15:40NDND9.2
15:50NDNDND
16:00NDND9.3
16:10NDND10
16:20NDND9.6
16:30NDND9.3
16:40NDND11
16:50NDND11
17:00NDND9.5
17:10NDNDND
17:20NDND11
17:30NDNDND
17:40NDNDND
17:50NDNDND
18:00NDNDND
18:10NDNDND
18:20NDNDND
18:30NDNDND
18:40NDNDND
18:50NDNDND
19:00NDNDND
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDND8.8
19:50NDND12
20:00NDND12
20:10NDND9.6
20:20NDND9.0
20:30NDNDND
20:40NDNDND
20:50NDNDND
21:00NDNDND
21:10NDNDND
21:20NDNDND
21:30NDNDND
21:40NDNDND
21:50NDNDND
22:00NDNDND
22:10NDNDND
22:20NDNDND
22:30NDNDND
22:40NDNDND
22:50NDNDND
23:00NDNDND
23:10NDND10
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND