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

○Information

○Measurement value list : 2018/12/13(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:000.27NDND
00:100.28NDND
00:200.25NDND
00:300.26NDND
00:400.25NDND
00:500.26NDND
01:000.26NDND
01:100.22NDND
01:200.22NDND
01:300.20ND9.7
01:400.21ND11
01:500.27ND11
02:000.28ND9.3
02:100.30NDND
02:200.21ND9.2
02:300.22NDND
02:400.23NDND
02:500.25NDND
03:000.23NDND
03:100.23NDND
03:200.25NDND
03:300.26NDND
03:400.25NDND
03:500.33ND10
04:000.34NDND
04:100.35ND8.8
04:200.34NDND
04:300.34NDND
04:400.34NDND
04:500.36NDND
05:000.35NDND
05:100.25NDND
05:200.25NDND
05:300.25NDND
05:400.26ND8.8
05:500.25NDND
06:000.24NDND
06:100.24NDND
06:200.32NDND
06:300.32NDND
06:400.31NDND
06:500.32NDND
07:000.33NDND
07:100.32NDND
07:200.33ND9.6
07:300.25NDND
07:400.25ND10
07:500.25NDND
08:000.25ND9.2
08:100.27NDND
08:200.35NDND
08:300.37NDND
08:400.39NDND
08:500.39NDND
09:000.40NDND
09:100.41NDND
09:200.42NDND
09:300.43NDND
09:400.45NDND
09:500.48NDND
10:000.50NDND
10:100.50NDND
10:200.47NDND
10:300.52NDND
10:400.53NDND
10:500.51NDND
11:000.50NDND
11:100.50NDND
11:200.51NDND
11:300.43NDND
11:400.50NDND
11:500.50NDND
12:000.50NDND
12:100.51NDND
12:200.50NDND
12:300.49NDND
12:400.49NDND
12:500.50NDND
13:000.49NDND
13:100.41NDND
13:200.41NDND
13:300.50NDND
13:400.51NDND
13:500.51NDND
14:000.52NDND
14:100.53ND9.0
14:200.54ND8.8
14:300.53NDND
14:400.43NDND
14:500.40NDND
15:000.41NDND
15:100.49NDND
15:200.47NDND
15:300.48NDND
15:400.47NDND
15:500.47NDND
16:000.46NDND
16:100.44NDND
16:200.42NDND
16:300.41NDND
16:400.31NDND
16:500.30NDND
17:000.28NDND
17:100.28NDND
17:200.37NDND
17:300.38NDND
17:400.36NDND
17:500.27NDND
18:000.26NDND
18:100.26NDND
18:200.26NDND
18:300.24NDND
18:400.26NDND
18:500.33NDND
19:000.33NDND
19:100.27NDND
19:200.26NDND
19:300.26NDND
19:400.27NDND
19:500.28NDND
20:000.36NDND
20:100.35NDND
20:200.35NDND
20:300.35NDND
20:400.34NDND
20:500.35NDND
21:000.38NDND
21:100.40NDND
21:200.32NDND
21:300.45NDND
21:400.39NDND
21:500.39NDND
22:000.41NDND
22:100.42NDND
22:200.45NDND
22:300.43NDND
22:400.52NDND
22:500.53NDND
23:000.53NDND
23:100.49NDND
23:200.54NDND
23:300.54NDND
23:400.54NDND
23:500.53NDND