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

○Information

○Measurement value list : 2022/04/04(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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