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

○Information

○Measurement value list : 2021/05/30(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND17
00:10NDND12
00:20NDND10
00:30NDND11
00:40NDND10
00:50NDND11
01:00NDND12
01:10NDND17
01:20NDND20
01:30NDND17
01:40NDND18
01:50NDND17
02:00NDND20
02:10NDND18
02:20NDND16
02:30NDND16
02:40NDND13
02:50NDND15
03:00NDND12
03:10NDND12
03:20NDND11
03:30NDND11
03:40NDND13
03:50NDND12
04:00NDND12
04:10NDND11
04:20NDND10
04:30NDND12
04:40NDND11
04:50NDND12
05:00NDND12
05:10NDND10
05:20NDND12
05:30NDND11
05:40NDND11
05:50NDND9.5
06:00NDND9.0
06:10NDND12
06:20NDND11
06:30NDND13
06:40NDND13
06:50NDND14
07:00NDND16
07:10NDND17
07:20NDND15
07:30NDND14
07:40NDND16
07:50NDND17
08:00NDND15
08:10NDND14
08:20NDND15
08:30NDND16
08:40NDND14
08:50NDND9.3
09:00NDND12
09:10NDND11
09:20NDND12
09:30NDNDND
09:40NDND9.6
09:50NDND13
10:00NDND12
10:10NDND15
10:20NDND16
10:30NDND17
10:40NDND15
10:50NDND13
11:00NDND10
11:10NDNDND
11:20NDNDND
11:30NDNDND
11:40NDNDND
11:50NDND10
12:00NDND14
12:10NDND14
12:20NDND14
12:30NDND14
12:40NDND17
12:50NDND14
13:00NDND13
13:10NDND16
13:20NDND15
13:30NDND14
13:40NDND14
13:50NDND14
14:00NDND13
14:10NDND13
14:20NDND13
14:30NDND13
14:40NDND14
14:50NDND14
15:00NDND15
15:10NDND17
15:20NDND17
15:30NDND19
15:40NDND18
15:50NDND18
16:00NDND17
16:10NDND16
16:20NDND17
16:30NDND15
16:40NDND16
16:50NDND16
17:00NDND15
17:10NDND14
17:20NDND13
17:30NDND13
17:40NDND10
17:50NDND10
18:00NDND11
18:10NDND10
18:20NDNDND
18:30NDND10
18:40NDND10
18:50NDND12
19:00NDND9.3
19:10NDND9.6
19:20NDND11
19:30NDND10
19:40NDND11
19:50NDND13
20:00NDND18
20:10NDND19
20:20NDND17
20:30NDND17
20:40NDND17
20:50NDND14
21:00NDND13
21:10NDND11
21:20NDND12
21:30NDND12
21:40NDND14
21:50NDND14
22:00NDND12
22:10NDND13
22:20NDND12
22:30NDND11
22:40NDND8.8
22:50NDNDND
23:00NDNDND
23:10NDNDND
23:20NDNDND
23:30NDNDND
23:40NDND9.0
23:50NDNDND