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

○Information

○Measurement value list : 2023/08/27(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND9.6
00:10NDND9.6
00:20NDND10
00:30NDND11
00:40NDND11
00:50NDND9.5
01:00NDNDND
01:10NDND9.5
01:20NDND8.8
01:30NDNDND
01:40NDNDND
01:50NDNDND
02:00NDNDND
02:10NDNDND
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDND9.3
03:00NDND9.9
03:10NDNDND
03:20NDNDND
03:30NDND9.7
03:40NDND11
03:50NDNDND
04:00NDNDND
04:10NDNDND
04:20NDNDND
04:30NDND10
04:40NDND9.2
04:50NDND12
05:00NDND18
05:10NDND16
05:20NDND15
05:30NDND10
05:40NDND10
05:50NDND9.7
06:00NDNDND
06:10NDNDND
06:20NDNDND
06:30NDND8.9
06:40NDNDND
06:50NDNDND
07:00NDNDND
07:10NDNDND
07:20NDND11
07:30NDND12
07:40NDND14
07:50NDND15
08:00NDND11
08:10NDND10
08:20NDNDND
08:30NDNDND
08:40NDNDND
08:50NDNDND
09:00NDNDND
09:10NDNDND
09:20NDNDND
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00NDND8.8
10:10NDNDND
10:20NDND11
10:30NDNDND
10:40NDNDND
10:50NDNDND
11:00NDNDND
11:10NDNDND
11:20NDNDND
11:30NDNDND
11:40NDNDND
11:50NDNDND
12:00NDNDND
12:10NDNDND
12:20NDNDND
12:30NDNDND
12:40NDNDND
12:50NDNDND
13:00NDNDND
13:10NDNDND
13:20NDNDND
13:30NDNDND
13:40NDND8.8
13:50NDNDND
14:00NDNDND
14:10NDND10
14:20NDNDND
14:30NDNDND
14:40NDND10
14:50NDND12
15:00NDND10
15:10NDNDND
15:20NDND9.2
15:30NDND11
15:40NDNDND
15:50NDNDND
16:00NDNDND
16:10NDNDND
16:20NDNDND
16:30NDNDND
16:40NDNDND
16:50NDNDND
17:00NDNDND
17:10NDNDND
17:20NDNDND
17:30NDNDND
17:40NDNDND
17:50NDNDND
18:00NDND9.0
18:10NDND11
18:20NDND9.7
18:30NDND11
18:40NDND11
18:50NDND11
19:00NDNDND
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDND9.6
19:50NDNDND
20:00NDND10
20:10NDND13
20:20NDND9.9
20:30NDND9.9
20:40NDNDND
20:50NDND9.2
21:00NDND10
21:10NDNDND
21:20NDNDND
21:30NDNDND
21:40NDND9.5
21:50NDNDND
22:00NDNDND
22:10NDND10
22:20NDND10
22:30NDND11
22:40NDND11
22:50NDND12
23:00NDND9.9
23:10NDND10
23:20NDND10
23:30NDND8.8
23:40NDNDND
23:50NDNDND