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

○Information

○Measurement value list : 2021/02/12(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00---
00:10---
00:20---
00:30---
00:40---
00:50---
01:00---
01:10---
01:20---
01:30---
01:40---
01:50---
02:00---
02:10---
02:20---
02:30---
02:40---
02:50---
03:00---
03:10---
03:20---
03:30---
03:40---
03:50---
04:00---
04:10---
04:20---
04:30---
04:40---
04:50---
05:00---
05:10---
05:20---
05:30---
05:40---
05:50---
06:00---
06:10---
06:20---
06:30---
06:40---
06:50---
07:00---
07:10---
07:20---
07:30---
07:40---
07:50---
08:00---
08:10---
08:20---
08:30---
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---
13:30NDNDND
13:40NDNDND
13:50NDNDND
14:00NDNDND
14:10NDND8.9
14:20NDND11
14:30NDND12
14:40NDND14
14:50NDND15
15:00NDND13
15:10NDND9.7
15:20NDND9.7
15:30NDNDND
15:40NDNDND
15:50NDNDND
16:00NDND9.7
16:10NDND12
16:20NDND10
16:30NDND10
16:40NDND10
16:50NDND9.7
17:00NDNDND
17:10NDNDND
17:20NDNDND
17:30NDND9.2
17:40NDND11
17:50NDND10
18:00NDND9.2
18:10NDND9.5
18:20--10
18:30--ND
18:40--ND
18:50--ND
19:00--ND
19:10--ND
19:20--ND
19:30--ND
19:40--ND
19:50--9.2
20:00--8.9
20:10--8.9
20:20--ND
20:30--ND
20:40--ND
20:50--ND
21:00--ND
21:10--ND
21:20--ND
21:30--ND
21:40--ND
21:50--ND
22:00--ND
22:10--ND
22:20--ND
22:30--ND
22:40--ND
22:50--ND
23:00--ND
23:10--ND
23:20--ND
23:30--ND
23:40--ND
23:50--ND