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

○Information

○Measurement value list ： 2024/09/05(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND11
00:10NDNDND
00:20NDND9.2
00:30NDND9.2
00:40NDNDND
00:50NDND10
01:00NDND9.5
01:10NDND13
01:20NDND12
01:30NDND16
01:40NDND19
01:50NDND15
02:00NDND13
02:10NDND13
02:20NDND9.5
02:30NDNDND
02:40NDNDND
02:50NDND11
03:00NDND12
03:10NDND12
03:20NDND12
03:30NDND13
03:40NDND11
03:50NDND12
04:00NDND12
04:10NDND13
04:20NDND13
04:30NDND13
04:40NDND13
04:50NDND10
05:00NDND10
05:10NDND8.9
05:20NDND11
05:30NDNDND
05:40NDND10
05:50NDND10
06:00NDND13
06:10NDND14
06:20NDND14
06:30NDND17
06:40NDND15
06:50NDND16
07:00NDND15
07:10NDND14
07:20NDND16
07:30NDND14
07:40NDND15
07:50NDND14
08:00NDND14
08:10NDND15
08:20NDND14
08:30NDND16
08:40NDND16
08:50NDND17
09:00NDND19
09:10NDND19
09:20NDND18
09:30NDND15
09:40NDND17
09:50NDND16
10:00NDND14
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---
15:50---
16:00---
16:10NDND16
16:20NDND16
16:30NDND17
16:40NDND16
16:50NDND14
17:00NDND11
17:10NDND15
17:20NDND14
17:30NDND12
17:40NDND16
17:50NDND17
18:00NDND19
18:10NDND19
18:20NDND18
18:30NDND17
18:40NDND14
18:50NDND11
19:00NDND11
19:10NDNDND
19:20NDNDND
19:30NDND11
19:40NDND12
19:50NDND13
20:00NDND11
20:10NDND12
20:20NDND13
20:30NDND10
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
22:50NDND9.7
23:00NDND12
23:10NDND12
23:20NDND11
23:30NDND10
23:40NDNDND
23:50NDNDND