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

○Information

○Measurement value list ： 2020/10/21(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDNDND
00:10NDNDND
00:20NDND12
00:30NDND13
00:40NDND11
00:50NDND13
01:00NDND12
01:10NDND12
01:20NDND9.2
01:30NDNDND
01:40NDND8.8
01:50NDND9.9
02:00NDND12
02:10NDND11
02:20NDND12
02:30NDND16
02:40NDND17
02:50NDND14
03:00NDND15
03:10NDND14
03:20NDND12
03:30NDNDND
03:40NDNDND
03:50NDNDND
04:00NDNDND
04:10NDNDND
04:20NDNDND
04:30NDNDND
04:40NDNDND
04:50NDNDND
05:00NDNDND
05:10NDND10
05:20NDNDND
05:30NDNDND
05:40NDNDND
05:50NDNDND
06:00NDND9.6
06:10NDNDND
06:20NDND11
06:30NDND12
06:40NDND13
06:50NDND13
07:00NDND10
07:10NDND10
07:20NDND9.2
07:30NDNDND
07:40NDNDND
07:50NDND8.9
08:00NDND9.5
08:10NDND9.5
08:20NDND8.8
08:30NDND9.5
08:40NDND10
08:50NDNDND
09:00NDND9.7
09:10NDND9.9
09:20NDND11
09:30NDND13
09:40NDND14
09:50NDND13
10:00NDND13
10:10NDND13
10:20NDND14
10:30NDND13
10:40NDND11
10:50NDND11
11:00NDNDND
11:10NDND9.7
11:20NDNDND
11:30NDNDND
11:40NDNDND
11:50NDND11
12:00NDND11
12:10NDND12
12:20NDND13
12:30NDND11
12:40NDND11
12:50NDNDND
13:00NDNDND
13:10NDNDND
13:20NDNDND
13:30NDNDND
13:40NDNDND
13:50NDNDND
14:00NDNDND
14:10NDNDND
14:20NDND9.5
14:30NDNDND
14:40NDNDND
14:50NDND11
15:00NDND10
15:10NDND13
15:20NDND14
15:30NDND16
15:40NDND19
15:50NDND13
16:00NDND11
16:10NDND11
16:20NDND10
16:30NDND8.8
16:40NDNDND
16:50NDNDND
17:00NDNDND
17:10NDNDND
17:20NDNDND
17:30NDNDND
17:40NDNDND
17:50NDNDND
18:00NDNDND
18:10NDND9.5
18:20NDNDND
18:30NDNDND
18:40NDNDND
18:50NDNDND
19:00NDNDND
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDNDND
19:50NDNDND
20:00NDNDND
20:10NDND11
20:20NDND9.2
20:30NDND10
20:40NDNDND
20:50NDND10
21:00NDND13
21:10NDND9.0
21:20NDND9.5
21:30NDNDND
21:40NDNDND
21:50NDNDND
22:00NDNDND
22:10NDNDND
22:20NDNDND
22:30---
22:40---
22:50---
23:00---
23:10---
23:20---
23:30---
23:40---
23:50---