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

○Information

○Measurement value list : 2021/03/18(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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