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

○Information

○Measurement value list : 2023/01/25(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND13
00:10NDND12
00:20NDND10
00:30NDND9.6
00:40NDND9.2
00:50NDND10
01:00NDND9.3
01:10NDND13
01:20NDND17
01:30NDND20
01:40NDND21
01:50NDND22
02:00NDND20
02:10NDND15
02:20NDND12
02:30NDNDND
02:40NDND9.2
02:50NDND9.3
03:00NDNDND
03:10NDND10
03:20NDND9.5
03:30NDNDND
03:40NDNDND
03:50NDNDND
04:00NDNDND
04:10NDNDND
04:20NDNDND
04:30NDNDND
04:40NDND8.8
04:50NDNDND
05:00NDND8.8
05:10NDND9.2
05:20NDND11
05:30NDND10
05:40NDND10
05:50NDND9.7
06:00NDND10
06:10NDND11
06:20NDND12
06:30NDND12
06:40NDND12
06:50NDND12
07:00NDND13
07:10NDND14
07:20NDND12
07:30NDND12
07:40NDND12
07:50NDND12
08:00NDND9.3
08:10NDNDND
08:20NDND9.9
08:30NDND9.3
08:40NDND11
08:50NDND10
09:00NDND12
09:10NDND14
09:20NDND15
09:30NDND15
09:40NDND15
09:50NDND15
10:00NDND15
10:10NDND14
10:20NDND13
10:30NDND14
10:40NDND11
10:50NDND11
11:00NDND10
11:10NDND10
11:20NDND11
11:30NDNDND
11:40NDNDND
11:50NDNDND
12:00NDNDND
12:10NDNDND
12:20NDNDND
12:30NDNDND
12:40NDNDND
12:50NDND9.0
13:00NDNDND
13:10NDND9.0
13:20NDND10
13:30NDND9.7
13:40NDND10
13:50NDND9.5
14:00NDND10
14:10NDND10
14:20NDND8.8
14:30NDND10
14:40NDND12
14:50NDND13
15:00NDND13
15:10NDND10
15:20NDND13
15:30NDND9.2
15:40NDNDND
15:50NDNDND
16:00NDNDND
16:10NDNDND
16:20NDNDND
16:30NDNDND
16:40NDNDND
16:50NDNDND
17:00NDNDND
17:10NDNDND
17:20NDND13
17:30NDND14
17:40NDND18
17:50NDND16
18:00NDND16
18:10NDND14
18:20NDND12
18:30NDND11
18:40NDNDND
18:50NDND10
19:00NDNDND
19:10NDND9.5
19:20NDND10
19:30NDND9.6
19:40NDND9.9
19:50NDNDND
20:00NDNDND
20:10NDNDND
20:20NDNDND
20:30NDNDND
20:40NDNDND
20:50NDND10
21:00NDND14
21:10NDND15
21:20NDND15
21:30NDND13
21:40NDND9.9
21:50NDNDND
22:00NDNDND
22:10NDNDND
22:20NDNDND
22:30NDNDND
22:40NDNDND
22:50NDNDND
23:00NDNDND
23:10NDND10
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND