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

○Information

○Measurement value list : 2021/03/25(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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