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

○Information

○Measurement value list ： 2021/12/14(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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