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

○Information

○Measurement value list ： 2024/06/27(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND10
00:10NDND11
00:20NDND12
00:30NDND14
00:40NDND14
00:50NDND15
01:00NDND14
01:10NDND15
01:20NDND13
01:30NDND13
01:40NDND12
01:50NDND9.7
02:00NDND10
02:10NDNDND
02:20NDND12
02:30NDND12
02:40NDND12
02:50NDND13
03:00NDND12
03:10NDND12
03:20NDND12
03:30NDND12
03:40NDND13
03:50NDND13
04:00NDND13
04:10NDND15
04:20NDND12
04:30NDND11
04:40NDND9.9
04:50NDND10
05:00NDND11
05:10NDND9.9
05:20NDND9.5
05:30NDND8.8
05:40NDNDND
05:50NDND12
06:00NDND11
06:10NDND12
06:20NDND12
06:30NDND13
06:40NDND16
06:50NDND15
07:00NDND13
07:10NDND14
07:20NDND17
07:30NDND17
07:40NDND18
07:50NDND17
08:00NDND18
08:10NDND18
08:20NDND16
08:30NDND16
08:40---
08:50---
09:00---
09:10---
09:20---
09:30---
09:40---
09:50---
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---
15:30NDND14
15:40NDND14
15:50NDND12
16:00NDNDND
16:10NDND9.6
16:20NDND12
16:30NDND14
16:40NDND9.9
16:50NDND12
17:00NDND13
17:10NDND11
17:20NDND9.3
17:30NDND10
17:40NDND12
17:50NDND11
18:00NDND12
18:10NDND13
18:20NDND14
18:30NDND13
18:40NDND16
18:50NDND14
19:00NDND10
19:10NDND12
19:20NDND13
19:30NDND13
19:40NDND10
19:50NDND14
20:00NDND18
20:10NDND19
20:20NDND17
20:30NDND17
20:40NDND16
20:50NDND14
21:00NDND13
21:10NDND12
21:20NDND15
21:30NDND15
21:40NDND17
21:50NDND17
22:00NDND16
22:10NDND16
22:20NDND12
22:30NDND11
22:40NDNDND
22:50NDND9.5
23:00NDND10
23:10NDND12
23:20NDND14
23:30NDND14
23:40NDND16
23:50NDND16