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

○Information

○Measurement value list : 2024/09/28(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND19
00:10NDND16
00:20NDND13
00:30NDND14
00:40NDND12
00:50NDND13
01:00NDND12
01:10NDND17
01:20NDND15
01:30NDND13
01:40NDND14
01:50NDND15
02:00NDND13
02:10NDND12
02:20NDND12
02:30NDND13
02:40NDND14
02:50NDND14
03:00NDND15
03:10NDND14
03:20NDND12
03:30NDND13
03:40NDND11
03:50NDND8.8
04:00NDND8.9
04:10NDND8.8
04:20NDND10
04:30NDND11
04:40NDND14
04:50NDND14
05:00NDND12
05:10NDND14
05:20NDND15
05:30NDND14
05:40NDND13
05:50NDND15
06:00NDND17
06:10NDND16
06:20NDND15
06:30NDND16
06:40NDND15
06:50NDND15
07:00NDND14
07:10NDND12
07:20NDND14
07:30NDND13
07:40NDND13
07:50NDND13
08:00NDND13
08:10NDND15
08:20NDND15
08:30NDND17
08:40NDND16
08:50NDND12
09:00NDND13
09:10NDND12
09:20NDNDND
09:30NDNDND
09:40NDNDND
09:50NDND8.9
10:00NDNDND
10:10NDNDND
10:20NDNDND
10:30NDND9.3
10:40NDND10
10:50NDND9.5
11:00NDND11
11:10NDND11
11:20NDND15
11:30NDND13
11:40NDND13
11:50NDND17
12:00NDND16
12:10NDND16
12:20NDND12
12:30NDND15
12:40NDND15
12:50NDND12
13:00NDND12
13:10NDND15
13:20NDND18
13:30NDND16
13:40NDND16
13:50NDND15
14:00NDND14
14:10NDND13
14:20NDND12
14:30NDND12
14:40NDND8.8
14:50NDNDND
15:00NDNDND
15:10NDNDND
15:20NDNDND
15:30NDNDND
15:40NDNDND
15:50NDNDND
16:00NDNDND
16:10NDND12
16:20NDND14
16:30NDND13
16:40NDND14
16:50NDND13
17:00NDND15
17:10NDND12
17:20NDND13
17:30NDND12
17:40NDND14
17:50NDND17
18:00NDND16
18:10NDND15
18:20NDND14
18:30NDND16
18:40NDND14
18:50NDND13
19:00NDND10
19:10NDND11
19:20NDND9.5
19:30NDNDND
19:40NDNDND
19:50NDNDND
20:00NDND9.9
20:10NDND11
20:20NDND11
20:30NDND11
20:40NDND13
20:50NDND12
21:00NDND11
21:10NDND10
21:20NDND11
21:30NDND9.3
21:40NDNDND
21:50NDND9.0
22:00NDNDND
22:10NDND11
22:20NDND10
22:30NDND11
22:40NDND11
22:50NDND9.6
23:00NDND9.9
23:10NDND10
23:20NDND11
23:30NDND12
23:40NDND9.0
23:50NDND12