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

○Information

○Measurement value list : 2024/06/21(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDNDND
00:10NDNDND
00:20NDNDND
00:30NDNDND
00:40NDNDND
00:50NDNDND
01:00NDNDND
01:10NDND8.8
01:20NDND12
01:30NDND12
01:40NDNDND
01:50NDND9.5
02:00NDNDND
02:10NDNDND
02:20NDNDND
02:30NDNDND
02:40NDND13
02:50NDND11
03:00NDND13
03:10NDND11
03:20NDND13
03:30NDND12
03:40NDND11
03:50NDND12
04:00NDND10
04:10NDND14
04:20NDND12
04:30NDND9.3
04:40NDNDND
04:50NDNDND
05:00NDND8.9
05:10NDNDND
05:20NDNDND
05:30NDNDND
05:40NDND9.5
05:50NDND9.5
06:00NDND9.2
06:10NDND9.2
06:20NDND9.5
06:30NDND11
06:40NDND10
06:50NDND9.6
07:00NDND10
07:10NDND9.5
07:20NDND9.9
07:30NDND10
07:40NDND12
07:50NDND14
08:00NDND14
08:10NDND14
08:20NDND15
08:30NDND14
08:40NDND17
08:50NDND15
09:00NDND15
09:10NDND14
09:20NDND15
09:30NDND16
09:40NDND12
09:50NDND9.7
10:00NDND9.5
10:10NDND8.8
10:20NDNDND
10:30NDNDND
10:40NDNDND
10:50NDNDND
11:00NDNDND
11:10NDNDND
11:20NDNDND
11:30NDND9.0
11:40NDND9.3
11:50NDNDND
12:00NDNDND
12:10NDNDND
12:20NDNDND
12:30NDNDND
12:40NDND9.3
12:50NDND13
13:00NDND13
13:10NDND14
13:20NDND12
13:30NDND10
13:40NDND12
13:50NDND15
14:00NDND17
14:10NDND15
14:20NDND17
14:30NDND17
14:40NDND16
14:50NDND11
15:00NDND11
15:10NDND12
15:20NDND13
15:30NDND13
15:40NDND13
15:50NDND14
16:00NDND12
16:10NDND9.7
16:20NDND9.5
16:30NDND10
16:40NDND9.2
16:50NDND9.5
17:00NDND11
17:10NDND12
17:20NDND12
17:30NDND12
17:40NDND15
17:50NDND19
18:00NDND19
18:10NDND22
18:20NDND23
18:30NDND22
18:40NDND19
18:50NDND16
19:00NDND20
19:10NDND19
19:20NDND18
19:30NDND18
19:40NDND18
19:50NDND18
20:00NDND12
20:10NDND8.8
20:20NDNDND
20:30NDNDND
20:40NDNDND
20:50NDNDND
21:00NDND10
21:10NDND11
21:20NDND8.9
21:30NDND12
21:40NDND12
21:50NDND13
22:00NDND12
22:10NDND9.7
22:20NDND12
22:30NDND9.9
22:40NDND9.9
22:50NDND8.9
23:00NDNDND
23:10NDNDND
23:20NDNDND
23:30NDND8.9
23:40NDND10
23:50NDND10