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

○Information

○Measurement value list : 2023/05/21(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND14
00:10NDND16
00:20NDND18
00:30NDND19
00:40NDND16
00:50NDND14
01:00NDND16
01:10NDND16
01:20NDND12
01:30NDND12
01:40NDND13
01:50NDND12
02:00NDND12
02:10NDND14
02:20NDND16
02:30NDND12
02:40NDND12
02:50NDND14
03:00NDND14
03:10NDND10
03:20NDND10
03:30NDND11
03:40NDND11
03:50NDND13
04:00NDND16
04:10NDND17
04:20NDND18
04:30NDND19
04:40NDND20
04:50NDND22
05:00NDND18
05:10NDND19
05:20NDND19
05:30NDND19
05:40NDND21
05:50NDND21
06:00NDND22
06:10NDND21
06:20NDND21
06:30NDND21
06:40NDND21
06:50NDND20
07:00NDND21
07:10NDND22
07:20NDND21
07:30NDND22
07:40NDND20
07:50NDND18
08:00NDND21
08:10NDND21
08:20NDND21
08:30NDND20
08:40NDND18
08:50NDND19
09:00NDND17
09:10NDND19
09:20NDND19
09:30NDND18
09:40NDND20
09:50NDND20
10:00NDND19
10:10NDND17
10:20NDND16
10:30NDND19
10:40NDND17
10:50NDND18
11:00NDND21
11:10NDND19
11:20NDND21
11:30NDND18
11:40NDND20
11:50NDND18
12:00NDND15
12:10NDND14
12:20NDND14
12:30NDND15
12:40NDND11
12:50NDND16
13:00NDND17
13:10NDND19
13:20NDND18
13:30NDND17
13:40NDND17
13:50NDND16
14:00NDND18
14:10NDND20
14:20NDND19
14:30NDND22
14:40NDND25
14:50NDND25
15:00NDND22
15:10NDND20
15:20NDND22
15:30NDND18
15:40NDND17
15:50NDND16
16:00NDND16
16:10NDND17
16:20NDND18
16:30NDND21
16:40NDND21
16:50NDND22
17:00NDND21
17:10NDND18
17:20NDND15
17:30NDND14
17:40NDND16
17:50NDND15
18:00NDND16
18:10NDND17
18:20NDND18
18:30NDND16
18:40NDND15
18:50NDND14
19:00NDND14
19:10NDND14
19:20NDND15
19:30NDND17
19:40NDND18
19:50NDND18
20:00NDND18
20:10NDND19
20:20NDND20
20:30NDND20
20:40NDND20
20:50NDND18
21:00NDND18
21:10NDND17
21:20NDND16
21:30NDND15
21:40NDND13
21:50NDND14
22:00NDND18
22:10NDND16
22:20NDND18
22:30NDND19
22:40NDND19
22:50NDND18
23:00NDND16
23:10NDND17
23:20NDND17
23:30NDND15
23:40NDND17
23:50NDND20