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

○Information

○Measurement value list : 2021/03/21(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
00:20NDND9.0
00:30NDND10
00:40NDND13
00:50NDND13
01:00NDND14
01:10NDND14
01:20NDND13
01:30NDND11
01:40NDND11
01:50NDND14
02:00NDND13
02:10NDND11
02:20NDND12
02:30NDND12
02:40NDND12
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDNDND
03:30NDNDND
03:40NDNDND
03:50NDND10
04:00NDND11
04:10NDND12
04:20NDND11
04:30NDND13
04:40NDND12
04:50NDND13
05:00NDND14
05:10NDND13
05:20NDND15
05:30NDND13
05:40NDND14
05:50NDND14
06:00NDND11
06:10NDND11
06:20NDND10
06:30NDNDND
06:40NDNDND
06:50NDNDND
07:00NDNDND
07:10NDNDND
07:20NDNDND
07:30NDND9.3
07:40NDNDND
07:50NDNDND
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
08:40NDNDND
08:50NDND9.6
09:00NDND12
09:10NDND12
09:20NDND11
09:30NDND11
09:40NDND9.9
09:50NDND11
10:00NDND9.2
10:10NDND12
10:20NDND14
10:30NDND13
10:40NDND15
10:50NDND16
11:00NDND18
11:10NDND15
11:20NDND14
11:30NDND18
11:40NDND17
11:50NDND13
12:00NDND11
12:10NDND10
12:20NDND12
12:30NDND9.9
12:40NDNDND
12:50NDND12
13:00NDND12
13:10NDND12
13:20NDND14
13:30NDND15
13:40NDND17
13:50NDND16
14:00NDND17
14:10NDND18
14:20NDND14
14:30NDND14
14:40NDND15
14:50NDND16
15:00NDND16
15:10NDND15
15:20NDND16
15:30NDND14
15:40NDND13
15:50NDND13
16:00NDND12
16:10NDND12
16:20NDND12
16:30NDND12
16:40NDND10
16:50NDNDND
17:00NDNDND
17:10NDNDND
17:20NDNDND
17:30NDNDND
17:40NDND9.2
17:50NDND12
18:00NDND14
18:10NDND14
18:20NDND16
18:30NDND14
18:40NDND14
18:50NDND14
19:00NDND13
19:10NDND15
19:20NDND14
19:30NDND14
19:40NDND15
19:50NDND15
20:00NDND14
20:10NDND12
20:20NDND11
20:30NDND9.7
20:40NDNDND
20:50NDNDND
21:00NDND8.8
21:10NDND10
21:20NDND11
21:30NDND11
21:40NDND10
21:50NDND10
22:00NDNDND
22:10NDNDND
22:20NDNDND
22:30NDND8.9
22:40NDND10
22:50NDND10
23:00NDND11
23:10NDND11
23:20NDND12
23:30NDND10
23:40NDNDND
23:50NDNDND