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

○Information

○Measurement value list : 2021/05/17(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND9.3
00:10NDNDND
00:20NDNDND
00:30NDNDND
00:40NDND9.7
00:50NDND12
01:00NDND11
01:10NDND12
01:20NDND15
01:30NDND15
01:40NDND11
01:50NDNDND
02:00NDND8.8
02:10NDND10
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDND9.5
03:00NDND10
03:10NDNDND
03:20NDND8.8
03:30NDNDND
03:40NDND10
03:50NDND10
04:00NDND10
04:10NDND9.2
04:20NDND11
04:30NDND12
04:40NDND11
04:50NDND12
05:00NDND10
05:10NDND13
05:20NDND10
05:30NDND8.8
05:40NDND12
05:50NDND14
06:00NDND16
06:10NDND14
06:20NDND15
06:30NDND15
06:40NDND12
06:50NDNDND
07:00NDNDND
07:10NDNDND
07:20NDNDND
07:30NDNDND
07:40NDNDND
07:50NDND8.9
08:00NDND10
08:10NDND9.9
08:20NDND13
08:30NDND16
08:40NDND18
08:50NDND16
09:00NDND14
09:10NDND13
09:20NDND10
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00NDNDND
10:10NDNDND
10:20NDND10
10:30NDND8.8
10:40NDND9.0
10:50NDND13
11:00NDND15
11:10NDND12
11:20NDNDND
11:30NDND11
11:40NDND12
11:50NDND8.9
12:00NDNDND
12:10NDND8.8
12:20NDND11
12:30NDND14
12:40NDND12
12:50NDND11
13:00NDND12
13:10NDND12
13:20NDND12
13:30NDND11
13:40NDND12
13:50NDND12
14:00NDND11
14:10NDND13
14:20NDND14
14:30NDND13
14:40NDND12
14:50NDND13
15:00NDND16
15:10NDND11
15:20NDND9.9
15:30NDND11
15:40NDND12
15:50NDND12
16:00NDND12
16:10NDND15
16:20NDND16
16:30NDND13
16:40NDND14
16:50NDND14
17:00NDND10
17:10NDND11
17:20NDND12
17:30NDND15
17:40NDND13
17:50NDND11
18:00NDND13
18:10NDND12
18:20NDND12
18:30NDND11
18:40NDND13
18:50NDND14
19:00NDND10
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDNDND
19:50NDNDND
20:00NDND10
20:10NDND13
20:20NDND15
20:30NDND16
20:40NDND18
20:50NDND19
21:00NDND18
21:10NDND18
21:20NDND15
21:30NDND15
21:40NDND15
21:50NDND14
22:00NDND14
22:10NDND14
22:20NDND15
22:30NDND14
22:40NDND11
22:50NDND10
23:00NDND9.7
23:10NDND9.3
23:20NDND10
23:30NDND8.9
23:40NDND8.8
23:50NDND9.6