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

○Information

○Measurement value list : 2020/09/21(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND12
00:10NDNDND
00:20NDNDND
00:30NDNDND
00:40NDNDND
00:50NDND9.6
01:00NDND12
01:10NDND12
01:20NDND13
01:30NDND10
01:40NDNDND
01:50NDNDND
02:00NDNDND
02:10NDND10
02:20NDND10
02:30NDND12
02:40NDND14
02:50NDND11
03:00NDND11
03:10NDND9.0
03:20NDND10
03:30NDND10
03:40NDND10
03:50NDND12
04:00NDND11
04:10NDND10
04:20NDND10
04:30NDND11
04:40NDND11
04:50NDND12
05:00NDND13
05:10NDND15
05:20NDND17
05:30NDND17
05:40NDND18
05:50NDND18
06:00NDND21
06:10NDND20
06:20NDND17
06:30NDND16
06:40NDND16
06:50NDND14
07:00NDND9.5
07:10NDND11
07:20NDND12
07:30NDND12
07:40NDND14
07:50NDND15
08:00NDND17
08:10NDND17
08:20NDND16
08:30NDND15
08:40NDND13
08:50NDND12
09:00NDND11
09:10NDND9.2
09:20NDND9.3
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00NDNDND
10:10NDNDND
10:20NDNDND
10:30NDND11
10:40NDND13
10:50NDND13
11:00NDND13
11:10NDND14
11:20NDND17
11:30NDND16
11:40NDND16
11:50NDND16
12:00NDND18
12:10NDND16
12:20NDND15
12:30NDND13
12:40NDND10
12:50NDND8.8
13:00NDNDND
13:10NDNDND
13:20NDNDND
13:30NDND9.9
13:40NDND14
13:50NDND16
14:00NDND14
14:10NDND13
14:20NDND13
14:30NDND13
14:40NDND12
14:50NDND11
15:00NDND11
15:10NDND11
15:20NDND10
15:30NDND9.5
15:40NDNDND
15:50NDNDND
16:00NDND8.9
16:10NDND11
16:20NDND11
16:30NDND9.7
16:40NDND13
16:50NDND16
17:00NDND16
17:10NDND15
17:20NDND14
17:30NDND16
17:40NDND14
17:50NDND12
18:00NDND9.6
18:10NDND11
18:20NDND10
18:30NDND12
18:40NDND12
18:50NDND12
19:00NDND13
19:10NDND14
19:20NDND15
19:30NDND13
19:40NDND13
19:50NDND15
20:00NDND17
20:10NDND15
20:20NDND18
20:30NDND19
20:40NDND17
20:50NDND17
21:00NDND17
21:10NDND19
21:20NDND19
21:30NDND19
21:40NDND21
21:50NDND21
22:00NDND18
22:10NDND19
22:20NDND18
22:30NDND17
22:40NDND16
22:50NDND13
23:00NDND14
23:10NDND10
23:20NDND9.0
23:30NDND8.9
23:40NDND10
23:50NDND9.0