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

○Information

○Measurement value list ： 2023/03/31(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND14
00:10NDND13
00:20NDND10
00:30NDND12
00:40NDND12
00:50NDND13
01:00NDND12
01:10NDND13
01:20NDND14
01:30NDND12
01:40NDND13
01:50NDND12
02:00NDND12
02:10NDND10
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDNDND
03:20NDNDND
03:30NDND11
03:40NDND9.5
03:50NDND9.3
04:00NDND9.6
04:10NDNDND
04:20NDND10
04:30NDNDND
04:40NDND10
04:50NDND10
05:00NDND11
05:10NDND14
05:20NDND16
05:30NDND14
05:40NDND16
05:50NDND13
06:00NDND13
06:10NDND12
06:20NDND10
06:30NDND11
06:40NDNDND
06:50NDND12
07:00NDND12
07:10NDND12
07:20NDND12
07:30NDND12
07:40NDND12
07:50NDND10
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
08:40NDND8.8
08:50NDND9.6
09:00NDND13
09:10NDND14
09:20NDND16
09:30NDND13
09:40NDND12
09:50NDND12
10:00NDND13
10:10NDND12
10:20NDND9.3
10:30NDND11
10:40NDND13
10:50NDND14
11:00NDND14
11:10NDND13
11:20NDND15
11:30NDND14
11:40NDND14
11:50NDND13
12:00NDND12
12:10NDND16
12:20NDND14
12:30NDND16
12:40NDND15
12:50NDND17
13:00NDND16
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---
16:10---
16:20---
16:30---
16:40---
16:50---
17:00---
17:10---
17:20---
17:30---
17:40---
17:50---
18:00---
18:10---
18:20---
18:30---
18:40---
18:50---
19:00---
19:10---
19:20---
19:30---
19:40---
19:50---
20:00---
20:10---
20:20---
20:30---
20:40---
20:50---
21:00---
21:10---
21:20---
21:30---
21:40---
21:50---
22:00---
22:10---
22:20---
22:30---
22:40---
22:50---
23:00---
23:10---
23:20---
23:30---
23:40---
23:50---