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

○Information

○Measurement value list : 2020/09/22(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
00:20NDND8.9
00:30NDND9.5
00:40NDNDND
00:50NDND10
01:00NDND11
01:10NDND17
01:20NDND14
01:30NDND14
01:40NDND16
01:50NDND13
02:00NDND11
02:10NDNDND
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDNDND
03:30NDNDND
03:40NDNDND
03:50NDNDND
04:00NDND9.2
04:10NDND9.7
04:20NDND12
04:30NDND14
04:40NDND18
04:50NDND15
05:00NDND14
05:10NDND11
05:20NDND9.9
05:30NDNDND
05:40NDNDND
05:50NDND10
06:00NDND9.7
06:10NDND14
06:20NDND16
06:30NDND16
06:40NDND16
06:50NDND12
07:00NDND14
07:10NDND9.5
07:20NDND8.8
07:30NDNDND
07:40NDNDND
07:50NDNDND
08:00NDNDND
08:10NDND11
08:20NDND12
08:30NDND15
08:40NDND15
08:50NDND15
09:00NDND14
09:10NDND14
09:20NDND13
09:30NDND12
09:40NDND12
09:50NDND14
10:00NDND11
10:10NDND11
10:20NDND12
10:30NDND9.9
10:40NDNDND
10:50NDNDND
11:00NDND9.5
11:10NDND10
11:20NDND10
11:30NDND10
11:40NDND13
11:50NDND15
12:00NDND11
12:10NDND13
12:20NDND13
12:30NDND14
12:40NDND12
12:50NDND12
13:00NDND12
13:10NDND10
13:20NDNDND
13:30NDNDND
13:40NDND8.8
13:50NDNDND
14:00NDNDND
14:10NDNDND
14:20NDND9.2
14:30NDND9.5
14:40NDNDND
14:50NDND9.2
15:00NDND9.9
15:10NDND10
15:20NDND8.8
15:30NDNDND
15:40NDND10
15:50NDND10
16:00NDND8.8
16:10NDNDND
16:20NDND11
16:30NDND12
16:40NDND8.8
16:50NDNDND
17:00NDNDND
17:10NDND9.7
17:20NDNDND
17:30NDNDND
17:40NDND9.9
17:50NDND10
18:00NDND9.5
18:10NDND9.3
18:20NDND11
18:30NDND12
18:40NDND9.9
18:50NDND12
19:00NDND10
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDNDND
19:50NDNDND
20:00NDNDND
20:10NDNDND
20:20NDNDND
20:30NDNDND
20:40NDNDND
20:50NDNDND
21:00NDNDND
21:10NDNDND
21:20NDND13
21:30NDND12
21:40NDND10
21:50NDND13
22:00NDND14
22:10NDND14
22:20NDND11
22:30NDND11
22:40NDND10
22:50NDNDND
23:00NDNDND
23:10NDNDND
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDND9.0