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

○Information

○Measurement value list : 2021/03/04(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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