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

○Information

○Measurement value list : 2023/09/09(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND11
00:10NDND12
00:20NDND14
00:30NDND17
00:40NDND18
00:50NDND17
01:00NDND18
01:10NDND17
01:20NDND16
01:30NDND16
01:40NDND18
01:50NDND19
02:00NDND18
02:10NDND17
02:20NDND18
02:30NDND15
02:40NDND14
02:50NDND11
03:00NDND13
03:10NDND13
03:20NDND11
03:30NDND10
03:40NDNDND
03:50NDNDND
04:00NDNDND
04:10NDND8.8
04:20NDND8.9
04:30NDND9.2
04:40NDND10
04:50NDND11
05:00NDND11
05:10NDND10
05:20NDND14
05:30NDND14
05:40NDND16
05:50NDND15
06:00NDND14
06:10NDND12
06:20NDNDND
06:30NDND12
06:40NDND13
06:50NDND14
07:00NDND14
07:10NDND15
07:20NDND16
07:30NDND11
07:40NDND8.9
07:50NDND9.6
08:00NDND10
08:10NDNDND
08:20NDNDND
08:30NDND11
08:40NDND10
08:50NDNDND
09:00NDND9.7
09:10NDND12
09:20NDND12
09:30NDND9.2
09:40NDND9.3
09:50NDND12
10:00NDND12
10:10NDND10
10:20NDND12
10:30NDND11
10:40NDND11
10:50NDND9.2
11:00NDNDND
11:10NDNDND
11:20NDND11
11:30NDND13
11:40NDND12
11:50NDND13
12:00NDND12
12:10NDND13
12:20NDND10
12:30NDNDND
12:40NDND10
12:50NDND11
13:00NDND9.9
13:10NDND12
13:20NDND13
13:30NDND13
13:40NDND13
13:50NDND11
14:00NDND17
14:10NDND13
14:20NDND15
14:30NDND15
14:40NDND17
14:50NDND18
15:00NDND17
15:10NDND20
15:20NDND17
15:30NDND19
15:40NDND16
15:50NDND18
16:00NDND16
16:10NDND13
16:20NDND14
16:30NDND14
16:40NDND16
16:50NDND16
17:00NDND16
17:10NDND19
17:20NDND17
17:30NDND16
17:40NDND18
17:50NDND19
18:00NDND18
18:10NDND18
18:20NDND21
18:30NDND21
18:40NDND18
18:50NDND15
19:00NDND16
19:10NDND17
19:20NDND13
19:30NDND15
19:40NDND16
19:50NDND17
20:00NDND18
20:10NDND18
20:20NDND20
20:30NDND21
20:40NDND20
20:50NDND21
21:00NDND17
21:10NDND14
21:20NDND14
21:30NDND16
21:40NDND16
21:50NDND14
22:00NDND16
22:10NDND18
22:20NDND18
22:30NDND12
22:40NDND16
22:50NDND18
23:00NDND18
23:10NDND19
23:20NDND19
23:30NDND24
23:40NDND19
23:50NDND18