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

○Information

○Measurement value list : 2020/12/09(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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