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

○Information

○Measurement value list : 2023/06/30(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
00:20NDND13
00:30NDND13
00:40NDND8.8
00:50NDNDND
01:00NDNDND
01:10NDNDND
01:20NDNDND
01:30NDNDND
01:40NDNDND
01:50NDND9.2
02:00NDND10
02:10NDND12
02:20NDND13
02:30NDND12
02:40NDND12
02:50NDND9.3
03:00NDND11
03:10NDNDND
03:20NDNDND
03:30NDND9.3
03:40NDNDND
03:50NDND9.5
04:00NDND9.3
04:10NDND11
04:20NDND12
04:30NDND12
04:40NDND11
04:50NDND10
05:00NDNDND
05:10NDNDND
05:20NDNDND
05:30NDNDND
05:40NDNDND
05:50NDNDND
06:00NDNDND
06:10NDNDND
06:20NDNDND
06:30NDNDND
06:40NDNDND
06:50NDNDND
07:00NDND11
07:10NDND11
07:20NDND12
07:30NDND12
07:40NDND12
07:50NDND8.9
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
08:40NDNDND
08:50NDNDND
09:00NDND9.2
09:10NDND12
09:20NDND10
09:30NDND9.3
09:40NDND9.3
09:50NDND9.9
10:00NDND11
10:10NDND9.3
10:20NDND10
10:30NDND12
10:40NDND12
10:50NDND10
11:00NDND9.9
11:10NDND10
11:20NDND13
11:30NDNDND
11:40NDNDND
11:50NDND9.5
12:00NDND10
12:10NDND9.5
12:20NDNDND
12:30NDND11
12:40NDND11
12:50NDND11
13:00NDND11
13:10NDND10
13:20NDND9.3
13:30NDND9.9
13:40NDND10
13:50NDNDND
14:00NDNDND
14:10NDND12
14:20NDND10
14:30NDND12
14:40NDND10
14:50NDND12
15:00NDND10
15:10NDND9.5
15:20NDND14
15:30NDND11
15:40NDND11
15:50NDND9.2
16:00NDND9.7
16:10NDNDND
16:20NDNDND
16:30NDNDND
16:40NDNDND
16:50NDNDND
17:00NDNDND
17:10NDND9.7
17:20NDND10
17:30NDND9.0
17:40NDND12
17:50NDND12
18:00NDND16
18:10NDND12
18:20NDND9.2
18:30NDND9.5
18:40NDND9.5
18:50NDND10
19:00NDND9.9
19:10NDND11
19:20NDND13
19:30NDND13
19:40NDND11
19:50NDND9.9
20:00NDNDND
20:10NDNDND
20:20NDNDND
20:30NDNDND
20:40NDND9.0
20:50NDND9.0
21:00NDND11
21:10NDND9.3
21:20NDNDND
21:30NDND11
21:40NDND9.0
21:50NDND10
22:00NDND12
22:10NDND14
22:20NDND16
22:30NDND13
22:40NDND14
22:50NDND14
23:00NDND14
23:10NDND13
23:20NDND12
23:30NDND14
23:40NDND12
23:50NDND11