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

○Information

○Measurement value list : 2024/07/09(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND8.8
00:10NDND10
00:20NDND12
00:30NDND14
00:40NDND17
00:50NDND15
01:00NDND14
01:10NDND14
01:20NDND15
01:30NDND14
01:40NDND12
01:50NDND14
02:00NDND13
02:10NDND11
02:20NDND10
02:30NDND11
02:40NDND12
02:50NDND11
03:00NDND9.3
03:10NDND11
03:20NDND9.3
03:30NDND8.9
03:40NDND11
03:50NDND12
04:00NDND14
04:10NDND14
04:20NDND16
04:30NDND14
04:40NDND14
04:50NDND15
05:00NDND16
05:10NDND14
05:20NDND14
05:30NDND15
05:40NDND12
05:50NDND8.9
06:00NDNDND
06:10NDNDND
06:20NDND11
06:30NDND9.6
06:40NDND9.7
06:50NDND13
07:00NDND13
07:10NDND15
07:20NDND15
07:30NDND16
07:40NDND17
07:50NDND16
08:00NDND16
08:10NDND12
08:20NDND11
08:30NDND12
08:40NDND11
08:50NDND13
09:00NDND13
09:10NDND14
09:20NDND11
09:30NDND13
09:40NDND15
09:50NDND11
10:00NDND14
10:10NDND16
10:20NDND15
10:30NDND11
10:40NDND9.9
10:50NDND12
11:00NDND8.8
11:10NDND8.9
11:20NDND13
11:30NDND14
11:40NDND16
11:50NDND17
12:00NDND18
12:10NDND14
12:20NDND12
12:30NDND9.7
12:40NDND12
12:50NDND13
13:00NDND13
13:10NDND13
13:20NDND13
13:30NDND15
13:40NDND14
13:50NDND13
14:00NDND14
14:10NDND18
14:20NDND20
14:30NDND20
14:40NDND14
14:50NDND13
15:00NDND10
15:10NDNDND
15:20NDNDND
15:30NDNDND
15:40NDNDND
15:50NDND10
16:00NDND14
16:10NDND18
16:20NDND17
16:30NDND19
16:40NDND20
16:50NDND21
17:00NDND17
17:10NDND15
17:20NDND16
17:30NDND14
17:40NDND13
17:50NDND10
18:00NDND14
18:10NDND14
18:20NDND14
18:30NDND13
18:40NDND13
18:50NDND13
19:00NDND12
19:10NDND12
19:20NDND13
19:30NDND16
19:40NDND16
19:50NDND16
20:00NDND16
20:10NDND13
20:20NDND14
20:30NDND14
20:40NDND15
20:50NDND17
21:00NDND16
21:10NDND18
21:20NDND16
21:30NDND15
21:40NDND15
21:50NDND12
22:00NDND12
22:10NDND14
22:20NDND15
22:30NDND13
22:40NDND12
22:50NDND15
23:00NDND15
23:10NDND14
23:20NDND15
23:30NDND16
23:40NDND18
23:50NDND18