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

○Information

○Measurement value list ： 2023/03/23(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
00:20NDND11
00:30NDND11
00:40NDNDND
00:50NDND9.7
01:00NDNDND
01:10NDNDND
01:20NDNDND
01:30NDNDND
01:40NDNDND
01:50NDNDND
02:00NDNDND
02:10NDNDND
02:20NDNDND
02:30NDNDND
02:40NDNDND
02:50NDNDND
03:00NDNDND
03:10NDND11
03:20NDND11
03:30NDND10
03:40NDNDND
03:50NDND10
04:00NDND10
04:10NDND9.6
04:20NDND8.8
04:30NDND8.8
04:40NDND11
04:50NDND9.0
05:00NDND9.3
05:10NDND9.7
05:20NDND12
05:30NDND13
05:40NDND14
05:50NDND14
06:00NDND13
06:10NDND9.2
06:20NDNDND
06:30NDNDND
06:40NDNDND
06:50NDNDND
07:00NDNDND
07:10NDNDND
07:20NDNDND
07:30NDNDND
07:40NDNDND
07:50NDNDND
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
08:40NDNDND
08:50NDND9.3
09:00NDND11
09:10NDNDND
09:20NDNDND
09:30NDNDND
09:40NDNDND
09:50NDNDND
10:00NDNDND
10:10NDNDND
10:20NDNDND
10:30NDNDND
10:40NDNDND
10:50NDNDND
11:00NDNDND
11:10NDNDND
11:20NDNDND
11:30NDNDND
11:40NDNDND
11:50NDNDND
12:00NDND9.0
12:10NDND10
12:20NDND10
12:30NDND11
12:40NDND11
12:50NDND11
13:00NDND12
13:10NDND10
13:20NDND9.0
13:30NDNDND
13:40NDNDND
13:50NDNDND
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
16:50NDNDND
17:00NDND9.0
17:10NDND12
17:20NDND12
17:30NDND10
17:40NDND10
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
20:20NDNDND
20:30NDNDND
20:40NDND8.8
20:50NDND10
21:00NDND11
21:10NDND12
21:20NDND13
21:30NDND13
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---