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

○Information

○Measurement value list : 2023/03/25(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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