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

○Information

○Measurement value list ： 2022/02/07(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND21
00:10NDND17
00:20NDND15
00:30NDND15
00:40NDND17
00:50NDND14
01:00NDND15
01:10NDND16
01:20NDND18
01:30NDND17
01:40NDND16
01:50NDND18
02:00NDND18
02:10NDND20
02:20NDND18
02:30NDND15
02:40NDND14
02:50NDND14
03:00NDND15
03:10NDND14
03:20NDND15
03:30NDND16
03:40NDND15
03:50NDND14
04:00NDND13
04:10NDND13
04:20NDND15
04:30NDND16
04:40NDND15
04:50NDND16
05:00NDND15
05:10NDND14
05:20NDND15
05:30NDND18
05:40NDND18
05:50NDND15
06:00NDND17
06:10NDND17
06:20NDND16
06:30NDND12
06:40NDND14
06:50NDND17
07:00NDND15
07:10NDND16
07:20NDND16
07:30NDND17
07:40NDND18
07:50NDND16
08:00NDND14
08:10NDND12
08:20NDND13
08:30NDND12
08:40NDND12
08:50NDND12
09:00NDND15
09:10NDND17
09:20NDND16
09:30NDND17
09:40NDND16
09:50NDND18
10:00NDND17
10:10NDND18
10:20---
10:30---
10:40---
10:50---
11:00---
11:10---
11:20---
11:30---
11:40---
11:50---
12:00---
12:10---
12:20---
12:30---
12:40---
12:50---
13:00---
13:10NDND18
13:20NDND17
13:30NDND15
13:40NDND16
13:50NDND17
14:00NDND16
14:10NDND13
14:20NDND13
14:30NDND11
14:40NDND13
14:50NDND13
15:00NDND14
15:10NDND16
15:20NDND17
15:30NDND19
15:40NDND18
15:50NDND17
16:00NDND18
16:10NDND17
16:20NDND14
16:30NDND13
16:40NDND9.3
16:50NDND12
17:00NDND12
17:10NDND11
17:20NDND12
17:30NDND12
17:40NDND14
17:50NDND15
18:00NDND16
18:10NDND18
18:20NDND18
18:30NDND19
18:40NDND18
18:50NDND15
19:00NDND15
19:10NDND12
19:20NDND13
19:30NDND11
19:40NDND12
19:50NDND13
20:00NDND9.9
20:10NDND11
20:20NDND12
20:30NDND12
20:40NDND11
20:50NDND11
21:00NDND12
21:10NDND13
21:20NDND14
21:30NDND14
21:40NDND15
21:50NDND14
22:00NDND15
22:10NDND14
22:20NDND14
22:30NDND14
22:40NDND14
22:50NDND14
23:00NDND12
23:10NDND12
23:20NDND8.9
23:30NDNDND
23:40NDNDND
23:50NDNDND