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

○Information

○Measurement value list : 2024/10/26(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
00:30NDND9.2
00:40NDND8.9
00:50NDND8.9
01:00NDNDND
01:10NDNDND
01:20NDNDND
01:30NDNDND
01:40NDNDND
01:50NDNDND
02:00NDNDND
02:10NDNDND
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDNDND
03:30NDND8.8
03:40NDNDND
03:50NDND12
04:00NDND10
04:10NDND9.3
04:20NDND9.2
04:30NDNDND
04:40NDNDND
04:50NDNDND
05:00NDND8.8
05:10NDND11
05:20NDND11
05:30NDND10
05:40NDND10
05:50NDND9.5
06:00NDND9.5
06:10NDND10
06:20NDND10
06:30NDND12
06:40NDND10
06:50NDND9.7
07:00NDND10
07:10NDNDND
07:20NDNDND
07:30NDNDND
07:40NDND8.8
07:50NDND9.5
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
08:40NDNDND
08:50NDNDND
09:00NDNDND
09:10NDNDND
09:20NDNDND
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00NDND9.0
10:10NDND9.3
10:20NDNDND
10:30NDNDND
10:40NDNDND
10:50NDNDND
11:00NDNDND
11:10NDNDND
11:20NDND10
11:30NDND9.3
11:40NDNDND
11:50NDNDND
12:00NDNDND
12:10NDNDND
12:20NDNDND
12:30NDNDND
12:40NDND9.5
12:50NDND10
13:00NDND9.6
13:10NDND9.0
13:20NDND12
13:30NDND9.0
13:40NDNDND
13:50NDNDND
14:00NDNDND
14:10NDND11
14:20NDND9.2
14:30NDND14
14:40NDND16
14:50NDND14
15:00NDND16
15:10NDND13
15:20NDND14
15:30NDND12
15:40NDND10
15:50NDND11
16:00NDND13
16:10NDND14
16:20NDND14
16:30NDND13
16:40NDND13
16:50NDND11
17:00NDND12
17:10NDND12
17:20NDND12
17:30NDND12
17:40NDND11
17:50NDND15
18:00NDND12
18:10NDND12
18:20NDND11
18:30NDND11
18:40NDND12
18:50NDND10
19:00NDND10
19:10NDND9.0
19:20NDND10
19:30NDND11
19:40NDNDND
19:50NDND9.0
20:00NDND12
20:10NDND14
20:20NDND12
20:30NDND9.5
20:40NDND13
20:50NDND12
21:00NDND11
21:10NDND10
21:20NDND15
21:30NDND14
21:40NDND13
21:50NDND13
22:00NDND10
22:10NDND9.5
22:20NDNDND
22:30NDND9.9
22:40NDNDND
22:50NDNDND
23:00NDND11
23:10NDND12
23:20NDND12
23:30NDND14
23:40NDND18
23:50NDND19