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

○Information

○Measurement value list ： 2023/10/06(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

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