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

○Information

○Measurement value list ： 2021/04/30(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND18
00:10NDND17
00:20NDND15
00:30NDND12
00:40NDND13
00:50NDND15
01:00NDND14
01:10NDND15
01:20NDND16
01:30NDND20
01:40NDND18
01:50NDND17
02:00NDND18
02:10NDND17
02:20NDND16
02:30NDND16
02:40NDND13
02:50NDND13
03:00NDND11
03:10NDND12
03:20NDND16
03:30NDND15
03:40NDND18
03:50NDND19
04:00NDND20
04:10NDND21
04:20NDND17
04:30NDND18
04:40NDND18
04:50NDND16
05:00NDND15
05:10NDND15
05:20NDND15
05:30NDND13
05:40NDND12
05:50NDND13
06:00NDND15
06:10NDND12
06:20NDND14
06:30NDND16
06:40NDND17
06:50NDND19
07:00NDND17
07:100.062ND18
07:200.062ND15
07:300.058ND15
07:400.049ND14
07:500.063ND9.3
08:00NDND12
08:10NDND11
08:20NDND12
08:300.050ND13
08:40NDND16
08:50NDND18
09:00NDND16
09:10NDND15
09:200.058ND15
09:30NDND14
09:400.076ND12
09:500.10ND15
10:000.12ND14
10:100.13ND14
10:200.098ND17
10:300.11ND17
10:400.17ND16
10:500.19ND9.7
11:000.14ND14
11:100.20ND15
11:200.21ND15
11:300.23ND17
11:400.22ND18
11:500.21ND20
12:000.20ND15
12:100.20ND16
12:200.18ND13
12:300.16ND9.6
12:400.16NDND
12:500.11ND9.7
13:000.11ND11
13:100.13ND9.5
13:200.12ND12
13:300.067ND15
13:400.051ND15
13:50NDND17
14:00NDND18
14:10NDND16
14:20NDND12
14:30NDND16
14:40NDND15
14:50NDND15
15:00NDND14
15:10NDND16
15:20NDND17
15:30NDND12
15:40NDND13
15:50NDND13
16:00NDND10
16:10NDND8.8
16:20NDND10
16:30NDND11
16:40NDND10
16:50NDND11
17:00NDND13
17:10NDND14
17:20NDND15
17:30NDND15
17:40NDND14
17:50NDND13
18:00NDND12
18:10NDNDND
18:20NDND9.5
18:30NDND8.8
18:40NDND11
18:50NDND14
19:00NDND16
19:10NDND20
19:20NDND15
19:30NDND19
19:40NDND14
19:50NDND14
20:00NDND12
20:10NDND12
20:20NDND16
20:30NDND11
20:40NDND13
20:50NDND12
21:00NDND12
21:10NDND10
21:20NDND12
21:30NDND13
21:40NDND14
21:50NDND16
22:00NDND17
22:10NDND20
22:20NDND20
22:30NDND21
22:40NDND20
22:50NDND18
23:00NDND18
23:10NDND15
23:20NDND12
23:30NDND10
23:40NDND11
23:50NDND10