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

○Information

○Measurement value list ： 2023/08/31(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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