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

○Information

○Measurement value list : 2024/09/01(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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