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

○Information

○Measurement value list ： 2021/04/15(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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