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

○Information

○Measurement value list : 2021/02/04(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND13
00:10NDND14
00:20NDND12
00:30NDND13
00:40NDND10
00:50NDND11
01:00NDND14
01:10NDND16
01:20NDND18
01:30NDND16
01:40NDND18
01:50NDND18
02:00NDND18
02:10NDND18
02:20NDND18
02:30NDND20
02:40NDND19
02:50NDND16
03:00NDND15
03:10NDND13
03:20NDND12
03:30NDND12
03:40NDND8.9
03:50NDND12
04:00NDND11
04:10NDND10
04:20NDND11
04:30NDND12
04:40NDND15
04:50NDND13
05:00NDND12
05:10NDND14
05:20NDND14
05:30NDND12
05:40NDND11
05:50NDND8.9
06:00NDND9.3
06:10NDNDND
06:20NDND9.6
06:30NDND11
06:40NDND11
06:50NDND13
07:00NDND14
07:10NDND16
07:20NDND13
07:30NDND12
07:40NDND11
07:50NDND14
08:00NDND11
08:10NDND13
08:20NDND16
08:30NDND14
08:40NDND16
08:50NDND15
09:00NDND18
09:10NDND15
09:20NDND14
09:30NDND13
09:40NDND14
09:50NDND14
10:00NDND12
10:10NDND11
10:20NDND14
10:30NDND17
10:40NDND15
10:50NDND16
11:00NDND20
11:10NDND17
11:20NDND15
11:30NDND16
11:40NDND14
11:50NDND18
12:00NDND17
12:10NDND19
12:20NDND20
12:30NDND20
12:40NDND23
12:50NDND21
13:00NDND21
13:10NDND22
13:20NDND20
13:30NDND21
13:40NDND21
13:50NDND23
14:00NDND21
14:10NDND22
14:20NDND20
14:30NDND17
14:40NDND16
14:50NDND14
15:00NDND14
15:10NDND14
15:20NDND17
15:30NDND17
15:40NDND18
15:50NDND17
16:00NDND17
16:10NDND15
16:20NDND14
16:30NDND16
16:40NDND14
16:50NDND13
17:00NDND17
17:10NDND17
17:20NDND18
17:30NDND17
17:40NDND19
17:50NDND21
18:00NDND21
18:10NDND21
18:20NDND21
18:30NDND21
18:40NDND20
18:50NDND17
19:00NDND15
19:10NDND16
19:20NDND14
19:30NDND14
19:40NDND15
19:50NDND14
20:00NDND13
20:10NDND11
20:20NDND11
20:30NDND13
20:40NDND12
20:50NDND14
21:00NDND17
21:10NDND18
21:20NDND20
21:30NDND17
21:40NDND16
21:50NDND14
22:00NDND11
22:10NDND9.7
22:20NDNDND
22:30NDND9.3
22:40NDND12
22:50NDND12
23:00NDND14
23:10NDND12
23:20NDND15
23:30NDND14
23:40NDND10
23:50NDND12