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

○Information

○Measurement value list : 2024/10/18(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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