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

○Information

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

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND17
00:10NDND17
00:20NDND15
00:30NDND13
00:40NDND13
00:50NDND13
01:00NDND10
01:10NDND11
01:20NDND14
01:30NDND16
01:40NDND17
01:50NDND14
02:00NDND17
02:10NDND17
02:20NDND14
02:30NDND14
02:40NDND13
02:50NDND15
03:00NDND16
03:10NDND16
03:20NDND17
03:30NDND17
03:40NDND16
03:50NDND16
04:00NDND18
04:10NDND17
04:20NDND18
04:30NDND19
04:40NDND18
04:50NDND18
05:00NDND14
05:10NDND16
05:20NDND12
05:30NDND14
05:40NDND16
05:50NDND18
06:00NDND18
06:10NDND18
06:20NDND18
06:30NDND15
06:40NDND16
06:50NDND13
07:00NDND14
07:10NDND18
07:20NDND19
07:30NDND21
07:40NDND17
07:50NDND18
08:00NDND15
08:10NDND12
08:20NDND12
08:30NDND11
08:40NDND15
08:50NDND17
09:00NDND20
09:10NDND20
09:20NDND20
09:30NDND20
09:40NDND19
09:50NDND17
10:00NDND14
10:10NDND16
10:20NDND12
10:30NDND14
10:40NDND14
10:50NDND13
11:00NDND12
11:10NDND10
11:20NDND15
11:30NDND15
11:40NDND12
11:50NDND14
12:00NDND15
12:10NDND18
12:20NDND16
12:30NDND15
12:40NDND18
12:50NDND18
13:00NDND18
13:10NDND16
13:20NDND16
13:30NDND16
13:40NDND17
13:50NDND17
14:00NDND15
14:10NDND16
14:20NDND18
14:30NDND17
14:40NDND15
14:50NDND15
15:00NDND17
15:10NDND14
15:20NDND14
15:30NDND15
15:40NDND16
15:50NDND16
16:00NDND11
16:10NDND12
16:20NDND13
16:30NDND12
16:40NDND12
16:50NDND12
17:00NDND16
17:10NDND16
17:20NDND14
17:30NDND14
17:40NDND13
17:50NDND12
18:00NDND13
18:10NDND13
18:20NDND12
18:30NDND11
18:40NDND11
18:50NDND12
19:00NDND11
19:10NDND9.3
19:20NDND11
19:30NDND12
19:40NDND13
19:50NDND13
20:00NDND13
20:10NDND12
20:20NDND13
20:30NDND14
20:40NDND13
20:50NDND13
21:00NDND15
21:10NDND17
21:20NDND16
21:30NDND16
21:40NDND13
21:50NDND14
22:00NDND12
22:10NDND12
22:20NDND12
22:30NDND11
22:40NDND12
22:50NDND12
23:00NDND12
23:10NDND11
23:20NDND11
23:30NDND11
23:40NDND15
23:50NDND17