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

○Information

○Measurement value list : 2024/11/21(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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