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

○Information

○Measurement value list ： 2024/09/10(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND8.9
00:10NDND12
00:20NDND9.5
00:30NDNDND
00:40NDNDND
00:50NDNDND
01:00NDNDND
01:10NDNDND
01:20NDNDND
01:30NDNDND
01:40NDNDND
01:50NDND11
02:00NDND12
02:10NDND10
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDND9.0
03:20NDNDND
03:30NDND12
03:40NDND11
03:50NDND9.6
04:00NDNDND
04:10NDNDND
04:20NDND9.6
04:30NDND9.3
04:40NDND8.8
04:50NDND8.9
05:00NDND11
05:10NDND11
05:20NDND10
05:30NDNDND
05:40NDNDND
05:50NDNDND
06:00NDNDND
06:10NDNDND
06:20NDNDND
06:30NDNDND
06:40NDNDND
06:50NDNDND
07:00NDNDND
07:10NDNDND
07:20NDNDND
07:30NDNDND
07:40NDNDND
07:50NDND11
08:00NDND9.9
08:10NDND9.0
08:20NDNDND
08:30NDND9.6
08:40NDND11
08:50NDND8.8
09:00NDNDND
09:10NDNDND
09:20NDNDND
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00---
10:10---
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---
13:10---
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---
15:50NDNDND
16:00NDNDND
16:10NDNDND
16:20NDNDND
16:30NDND10
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
18:50NDND9.2
19:00NDNDND
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDND8.9
19:50NDND10
20:00NDND9.9
20:10NDND9.0
20:20NDND12
20:30NDND10
20:40NDND10
20:50NDND9.7
21:00NDND9.0
21:10NDND9.5
21:20NDNDND
21:30NDNDND
21:40NDNDND
21:50NDNDND
22:00NDNDND
22:10NDNDND
22:20NDNDND
22:30NDNDND
22:40NDNDND
22:50NDNDND
23:00NDNDND
23:10NDNDND
23:20NDNDND
23:30NDND8.9
23:40NDND9.3
23:50NDND8.8