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

○Information

○Measurement value list : 2021/02/05(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND10
00:10NDND11
00:20NDND9.9
00:30NDND9.3
00:40NDND13
00:50NDND9.5
01:00NDND10
01:10NDND11
01:20NDND13
01:30NDND14
01:40NDND15
01:50NDND17
02:00NDND18
02:10NDND17
02:20NDND14
02:30NDND16
02:40NDND14
02:50NDND13
03:00NDND14
03:10NDND17
03:20NDND17
03:30NDND15
03:40NDND16
03:50NDND14
04:00NDND15
04:10NDND14
04:20NDND13
04:30NDND13
04:40NDND15
04:50NDND16
05:00NDND16
05:10NDND17
05:20NDND16
05:30NDND16
05:40NDND14
05:50NDND14
06:00NDND13
06:10NDND10
06:20NDND11
06:30NDND12
06:40NDND11
06:50NDND13
07:00NDND13
07:10NDND12
07:20NDND14
07:30NDND14
07:40NDND14
07:50NDND10
08:00NDNDND
08:10NDND12
08:20NDND9.3
08:30NDNDND
08:40NDNDND
08:50NDNDND
09:00NDND13
09:10NDND11
09:20NDND9.2
09:30NDND9.3
09:40NDND11
09:50NDND12
10:00NDND10
10:10NDND12
10:20NDND12
10:30NDND13
10:40NDND12
10:50NDND12
11:00NDND12
11:10NDND11
11:20NDNDND
11:30NDNDND
11:40NDNDND
11:50NDNDND
12:00NDNDND
12:10NDNDND
12:20NDND8.9
12:30NDND11
12:40NDND15
12:50NDND9.9
13:00NDND11
13:10NDND13
13:20NDND13
13:30NDND13
13:40NDND9.2
13:50NDND12
14:00NDND12
14:10NDND11
14:20NDND12
14:30NDND14
14:40NDND14
14:50NDND16
15:00NDND15
15:10NDND14
15:20NDND13
15:30NDND12
15:40NDND10
15:50NDND9.3
16:00NDND11
16:10NDND11
16:20NDND12
16:30NDND12
16:40NDND12
16:50NDND12
17:00NDND9.0
17:10NDND9.3
17:20NDND12
17:30NDND14
17:40NDND16
17:50NDND16
18:00NDND18
18:10NDND20
18:20NDND18
18:30NDND15
18:40NDND12
18:50NDND13
19:00NDND14
19:10NDND11
19:20NDND13
19:30NDND13
19:40NDND14
19:50NDND11
20:00NDND10
20:10NDND12
20:20NDND11
20:30NDND12
20:40NDND12
20:50NDND14
21:00NDND13
21:10NDND12
21:20NDND11
21:30NDND11
21:40NDND12
21:50NDND9.6
22:00NDNDND
22:10NDND11
22:20NDND12
22:30NDND9.6
22:40NDNDND
22:50NDND9.7
23:00NDND8.9
23:10NDNDND
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND