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

○Information

○Measurement value list ： 2024/09/09(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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