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

○Information

○Measurement value list : 2021/03/22(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND9.0
00:10NDND11
00:20NDND10
00:30NDND12
00:40NDND12
00:50NDND14
01:00NDND14
01:10NDND12
01:20NDND11
01:30NDND10
01:40NDND11
01:50NDND12
02:00NDND14
02:10NDND14
02:20NDND17
02:30NDND21
02:40NDND22
02:50NDND23
03:00NDND23
03:10NDND25
03:20NDND22
03:30NDND22
03:40NDND20
03:50NDND20
04:00NDND17
04:10NDND15
04:20NDND16
04:30NDND14
04:40NDND14
04:50NDND13
05:00NDND13
05:10NDND14
05:20NDND12
05:30NDND11
05:40NDND11
05:50NDND11
06:00NDND12
06:10NDND12
06:20NDND14
06:30NDND12
06:40NDND13
06:50NDND13
07:00NDND13
07:10NDND12
07:20NDND13
07:30NDND15
07:40NDND16
07:50NDND16
08:00NDND18
08:10NDND20
08:20NDND19
08:30NDND21
08:40NDND18
08:50NDND18
09:00NDND18
09:10NDND15
09:20NDND13
09:30NDND12
09:40NDND14
09:50NDND15
10:00NDND13
10:10NDND16
10:20NDND19
10:30NDND19
10:40NDND18
10:50NDND18
11:00NDND18
11:10NDND18
11:20NDND18
11:30NDND16
11:40NDND18
11:50NDND16
12:00NDND20
12:10NDND18
12:20NDND18
12:30NDND18
12:40NDND16
12:50NDND16
13:00NDND14
13:10NDND14
13:20NDND12
13:30NDND13
13:40NDND13
13:50NDND13
14:00NDND13
14:10NDND14
14:20NDND15
14:30NDND16
14:40NDND17
14:50NDND13
15:00NDND11
15:10NDNDND
15:20NDND8.8
15:30NDND9.5
15:40NDNDND
15:50NDND9.2
16:00NDND9.6
16:10NDND13
16:20NDND14
16:30NDND14
16:40NDND14
16:50NDND16
17:00NDND18
17:10NDND13
17:20NDND12
17:30NDND14
17:40NDND12
17:50NDND10
18:00NDND12
18:10NDND12
18:20NDND13
18:30NDND9.0
18:40NDND9.9
18:50NDND13
19:00NDND10
19:10NDND13
19:20NDND14
19:30NDND14
19:40NDND14
19:50NDND11
20:00NDND12
20:10NDND10
20:20NDNDND
20:30NDND8.9
20:40NDNDND
20:50NDND9.7
21:00NDND10
21:10NDND9.9
21:20NDND12
21:30NDND14
21:40NDND16
21:50NDND15
22:00NDND16
22:10NDND16
22:20NDND16
22:30NDND13
22:40NDND12
22:50NDND12
23:00NDND12
23:10NDND11
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND