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

○Information

○Measurement value list : 2024/06/25(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND13
00:10NDND14
00:20NDND14
00:30NDND13
00:40NDND14
00:50NDND13
01:00NDND13
01:10NDND11
01:20NDND10
01:30NDND9.7
01:40NDND10
01:50NDND11
02:00NDND12
02:10NDND9.3
02:20NDND12
02:30NDND14
02:40NDND14
02:50NDND17
03:00NDND19
03:10NDND23
03:20NDND20
03:30NDND20
03:40NDND22
03:50NDND22
04:00NDND19
04:10NDND21
04:20NDND22
04:30NDND19
04:40NDND16
04:50NDND14
05:00NDND14
05:10NDND11
05:20NDND12
05:30NDND14
05:40NDND16
05:50NDND14
06:00NDND12
06:10NDND14
06:20NDND13
06:30NDND11
06:40NDND9.2
06:50NDND11
07:00NDND14
07:10NDND14
07:20NDND14
07:30NDND16
07:40NDND16
07:50NDND18
08:00NDND19
08:10NDND18
08:20NDND20
08:30NDND19
08:40NDND20
08:50NDND20
09:00NDND17
09:10NDND18
09:20NDND14
09:30NDND16
09:40NDND14
09:50NDND12
10:00NDND13
10:10NDND10
10:20NDND14
10:30NDND11
10:40NDND13
10:50NDND12
11:00NDND12
11:10NDND13
11:20NDND12
11:30NDND16
11:40NDND14
11:50NDND16
12:00NDND15
12:10NDND16
12:20NDND17
12:30NDND16
12:40NDND17
12:50NDND21
13:00NDND20
13:10NDND19
13:20NDND18
13:30NDND22
13:40NDND22
13:50NDND18
14:00NDND19
14:10NDND18
14:20NDND18
14:30NDND13
14:40NDNDND
14:50NDND12
15:00NDND11
15:10NDND13
15:20NDND12
15:30NDND12
15:40NDND13
15:50NDND12
16:00NDND12
16:10NDNDND
16:20NDND9.6
16:30NDND11
16:40NDND13
16:50NDND9.2
17:00NDNDND
17:10NDND9.0
17:20NDNDND
17:30NDNDND
17:40NDNDND
17:50NDNDND
18:00NDND10
18:10NDND13
18:20NDND12
18:30NDND14
18:40NDND15
18:50NDND17
19:00NDND17
19:10NDND18
19:20NDND18
19:30NDND17
19:40NDND17
19:50NDND15
20:00NDND16
20:10NDND16
20:20NDND14
20:30NDND16
20:40NDND16
20:50NDND17
21:00NDND13
21:10NDND12
21:20NDND14
21:30NDND13
21:40NDND14
21:50NDND10
22:00NDND13
22:10NDND12
22:20NDND10
22:30NDNDND
22:40NDNDND
22:50NDND9.5
23:00NDND10
23:10NDND10
23:20NDND11
23:30NDND13
23:40NDND13
23:50NDND12