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

○Information

○Measurement value list : 2021/03/16(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
00:20NDND12
00:30NDND12
00:40NDND12
00:50NDND9.0
01:00NDND11
01:10NDND13
01:20NDND13
01:30NDND15
01:40NDND16
01:50NDND18
02:00NDND17
02:10NDND14
02:20NDND15
02:30NDND13
02:40NDND13
02:50NDND12
03:00NDND14
03:10NDND16
03:20NDND14
03:30NDND17
03:40NDND17
03:50NDND18
04:00NDND15
04:10NDND13
04:20NDND10
04:30NDNDND
04:40NDNDND
04:50NDNDND
05:00NDND9.7
05:10NDND9.5
05:20NDND11
05:30NDNDND
05:40NDND10
05:50NDND10
06:00NDNDND
06:10NDND10
06:20NDND12
06:30NDND13
06:40NDND11
06:50NDND11
07:00NDND11
07:10NDND12
07:20NDND12
07:30NDND14
07:40NDND16
07:50NDND16
08:00NDND15
08:10NDND11
08:20NDND11
08:30NDND10
08:40NDND9.9
08:50NDND11
09:00NDND11
09:10NDND14
09:20NDND15
09:30NDND14
09:40NDND14
09:50NDND14
10:00NDND15
10:10NDND13
10:20NDND15
10:30NDND16
10:40NDND18
10:50NDND17
11:00NDND18
11:10NDND21
11:20NDND17
11:30NDND16
11:40NDND16
11:50NDND16
12:00NDND17
12:10NDND14
12:20NDND14
12:30NDND16
12:40NDND15
12:50NDND16
13:00NDND15
13:10NDND17
13:20NDND16
13:30NDND14
13:40NDND13
13:50NDND12
14:00NDND11
14:10NDND11
14:20NDND13
14:30NDND13
14:40NDND16
14:50NDND17
15:00NDND14
15:10NDND12
15:20NDND12
15:30NDND14
15:40NDND13
15:50NDND13
16:00NDND17
16:10NDND19
16:20NDND17
16:30NDND14
16:40NDND16
16:50NDND18
17:00NDND17
17:10NDND16
17:20NDND16
17:30NDND19
17:40NDND15
17:50NDND14
18:00NDND13
18:10NDND14
18:20NDND14
18:30NDND13
18:40NDND16
18:50NDND15
19:00NDND17
19:10NDND17
19:20NDND17
19:30NDND16
19:40NDND13
19:50NDND16
20:00NDND15
20:10NDND14
20:20NDND13
20:30NDND15
20:40NDND13
20:50NDND12
21:00NDND11
21:10NDND13
21:20NDND13
21:30NDND12
21:40NDND13
21:50NDND16
22:00NDND15
22:10NDND13
22:20NDND13
22:30NDND13
22:40NDND13
22:50NDND9.6
23:00NDND10
23:10NDND10
23:20NDND14
23:30NDND15
23:40NDND16
23:50NDND16