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

○Information

○Measurement value list ： 2024/07/23(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND11
00:10NDND13
00:20NDND14
00:30NDND14
00:40NDND15
00:50NDND12
01:00NDND14
01:10NDND14
01:20NDND11
01:30NDND13
01:40NDND9.9
01:50NDND11
02:00NDNDND
02:10NDNDND
02:20NDND11
02:30NDND10
02:40NDND11
02:50NDND11
03:00NDND14
03:10NDND11
03:20NDND9.5
03:30NDND10
03:40NDND12
03:50NDND10
04:00NDND10
04:10NDND12
04:20NDND11
04:30NDND11
04:40NDND12
04:50NDND13
05:00NDND11
05:10NDND11
05:20NDND13
05:30NDND14
05:40NDND12
05:50NDND12
06:00NDND12
06:10NDND14
06:20NDND13
06:30NDND13
06:40NDND14
06:50NDND12
07:00NDND13
07:10NDNDND
07:20NDND9.5
07:30NDNDND
07:40NDNDND
07:50NDNDND
08:00NDNDND
08:10NDNDND
08:20NDNDND
08:30NDNDND
08:40NDNDND
08:50NDND9.2
09:00NDND9.9
09:10NDND10
09:20NDND11
09:30NDND9.7
09:40NDND8.8
09:50NDNDND
10:00NDNDND
10:10NDND9.5
10:20NDND9.7
10:30NDND13
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---
16:10---
16:20---
16:30---
16:40---
16:50---
17:00---
17:10---
17:20---
17:30---
17:40NDNDND
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
20:30NDND9.5
20:40NDND9.9
20:50NDND12
21:00NDND11
21:10NDND12
21:20NDND11
21:30NDND9.9
21:40NDND9.7
21:50NDND11
22:00NDND11
22:10NDND12
22:20NDND14
22:30NDND14
22:40NDND13
22:50NDND12
23:00NDND9.9
23:10NDND9.3
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND