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

○Information

○Measurement value list : 2022/05/11(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND15
00:10NDND12
00:20NDND11
00:30NDND14
00:40NDND14
00:50NDND14
01:00NDND15
01:10NDND16
01:20NDND18
01:30NDND15
01:40NDND13
01:50NDND12
02:00NDND9.3
02:10NDND9.9
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDNDND
03:30NDNDND
03:40NDND11
03:50NDND13
04:00NDND9.9
04:10NDND9.3
04:20NDNDND
04:30NDNDND
04:40NDNDND
04:50NDNDND
05:00NDNDND
05:10NDND9.2
05:20NDNDND
05:30NDND10
05:40NDND11
05:50NDND11
06:00NDND12
06:10NDNDND
06:20NDNDND
06:30NDNDND
06:40NDND8.9
06:50NDND12
07:00NDND13
07:10NDND16
07:20NDND17
07:30NDND16
07:40NDND15
07:50NDND14
08:00NDND11
08:10NDND11
08:20NDND11
08:30NDND10
08:40NDNDND
08:50NDND9.7
09:00NDND13
09:10NDND10
09:20NDND11
09:30NDND12
09:40NDND13
09:50NDND11
10:00NDND11
10:10NDND12
10:20NDND12
10:30NDND15
10:40NDND16
10:50NDND18
11:00NDND16
11:10NDND14
11:20NDND14
11:30NDND12
11:40NDND9.6
11:50NDNDND
12:00NDNDND
12:10NDND11
12:20NDND11
12:30NDND9.3
12:40NDND11
12:50NDND10
13:00NDND9.5
13:10NDND8.8
13:20NDND10
13:30NDND10
13:40NDND8.9
13:50NDND11
14:00NDND10
14:10NDND9.5
14:20NDNDND
14:30NDNDND
14:40NDNDND
14:50NDND10
15:00NDND11
15:10NDND11
15:20NDND11
15:30NDND14
15:40NDND14
15:50NDND11
16:00NDND11
16:10NDND13
16:20NDND14
16:30NDND12
16:40NDND12
16:50NDND11
17:00NDND11
17:10NDND11
17:20NDND9.9
17:30NDND11
17:40NDND13
17:50NDND11
18:00NDND10
18:10NDNDND
18:20NDNDND
18:30NDNDND
18:40NDNDND
18:50NDNDND
19:00NDND9.0
19:10NDND13
19:20NDND12
19:30NDND15
19:40NDND17
19:50NDND16
20:00NDND16
20:10NDND14
20:20NDND15
20:30NDND13
20:40NDND12
20:50NDND10
21:00NDND12
21:10NDND13
21:20NDND13
21:30NDND12
21:40NDND11
21:50NDND13
22:00NDND11
22:10NDND9.5
22:20NDNDND
22:30NDND10
22:40NDND11
22:50NDND9.0
23:00NDND11
23:10NDND12
23:20NDND12
23:30NDND8.9
23:40NDNDND
23:50NDNDND