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

○Information

○Measurement value list : 2021/01/04(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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