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

○Information

○Measurement value list ： 2022/12/23(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND18
00:10NDND18
00:20NDND15
00:30NDND16
00:40NDND16
00:50NDND15
01:00NDND16
01:10NDND16
01:20NDND18
01:30NDND17
01:40NDND18
01:50NDND18
02:00NDND19
02:10NDND15
02:20NDND15
02:30NDND14
02:40NDND12
02:50NDND11
03:00NDND10
03:10NDND12
03:20NDND12
03:30NDND13
03:40NDND15
03:50NDND17
04:00NDND17
04:10NDND17
04:20NDND16
04:30NDND16
04:40NDND17
04:50NDND16
05:00NDND15
05:10NDND16
05:20NDND14
05:30NDND16
05:40NDND16
05:50NDND16
06:00NDND13
06:10NDND12
06:20NDND17
06:30NDND15
06:40NDND16
06:50NDND15
07:00NDND18
07:10NDND17
07:20NDND15
07:30NDND16
07:40NDND16
07:50NDND19
08:00NDND17
08:10NDND17
08:20NDND17
08:30NDND16
08:40NDND16
08:50NDND14
09:00NDND16
09:10NDND20
09:20NDND19
09:30NDND19
09:40NDND20
09:50NDND18
10:00NDND20
10:10NDND20
10:20NDND20
10:30NDND22
10:40NDND18
10:50NDND20
11:00NDND18
11:10NDND15
11:20NDND15
11:30NDND16
11:40NDND17
11:50NDND15
12:00NDND15
12:10NDND16
12:20NDND13
12:30NDND14
12:40NDND13
12:50NDND15
13:00NDND16
13:10NDND15
13:20NDND17
13:30NDND16
13:40NDND16
13:50NDND15
14:00NDND17
14:10NDND17
14:20NDND15
14:30NDND14
14:40NDND16
14:50NDND15
15:00NDND14
15:10NDND15
15:20NDND18
15:30NDND18
15:40NDND18
15:50NDND18
16:00NDND16
16:10NDND15
16:20NDND13
16:30NDND14
16:40NDND14
16:50NDND15
17:00NDND18
17:10NDND18
17:20NDND17
17:30NDND15
17:40NDND15
17:50NDND14
18:00NDND12
18:10NDND14
18:20NDND14
18:30NDND13
18:40NDND12
18:50NDND15
19:00NDND17
19:10NDND14
19:20NDND13
19:30NDND15
19:40NDND14
19:50NDND13
20:00NDND10
20:10NDND10
20:20NDND12
20:30NDND12
20:40NDND13
20:50NDND11
21:00NDND13
21:10NDND14
21:20NDND14
21:30NDND14
21:40NDND13
21:50NDND12
22:00NDND9.5
22:10NDND10
22:20NDNDND
22:30NDND9.7
22:40NDND9.0
22:50NDND13
23:00NDND16
23:10NDND15
23:20NDND18
23:30NDND16
23:40NDND18
23:50NDND15