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

○Information

○Measurement value list : 2019/07/20(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:000.47NDND
00:100.46NDND
00:200.45NDND
00:300.46NDND
00:400.45NDND
00:500.45NDND
01:000.44NDND
01:100.44NDND
01:200.43NDND
01:300.41NDND
01:400.42NDND
01:500.42NDND
02:000.42NDND
02:100.43NDND
02:200.43NDND
02:300.42NDND
02:400.41NDND
02:500.42NDND
03:000.40NDND
03:100.39NDND
03:200.38ND9.5
03:300.39ND10
03:400.41ND11
03:500.39ND9.0
04:000.39NDND
04:100.39NDND
04:200.41NDND
04:300.41NDND
04:400.39NDND
04:500.40NDND
05:000.40NDND
05:100.39NDND
05:200.39NDND
05:300.41NDND
05:400.43NDND
05:500.42NDND
06:000.42NDND
06:100.42NDND
06:200.41NDND
06:300.38NDND
06:400.36NDND
06:500.36NDND
07:000.37NDND
07:100.37NDND
07:200.36NDND
07:300.38NDND
07:400.40ND9.3
07:500.42ND12
08:000.41NDND
08:100.42NDND
08:200.43NDND
08:300.44NDND
08:400.48NDND
08:500.47NDND
09:000.47NDND
09:100.49NDND
09:200.49NDND
09:300.49NDND
09:400.48NDND
09:500.47NDND
10:000.48NDND
10:100.47NDND
10:200.49NDND
10:300.49NDND
10:400.45NDND
10:500.44NDND
11:000.43ND8.9
11:100.42ND8.8
11:200.40ND9.7
11:300.40ND10
11:400.42ND9.3
11:500.42NDND
12:000.43NDND
12:100.43NDND
12:200.43NDND
12:300.42NDND
12:400.41NDND
12:500.40NDND
13:000.40NDND
13:100.41NDND
13:200.40NDND
13:300.41NDND
13:400.42NDND
13:500.42NDND
14:000.40NDND
14:100.40NDND
14:200.41NDND
14:300.41NDND
14:400.42NDND
14:500.41NDND
15:000.40NDND
15:100.40NDND
15:200.40NDND
15:300.39NDND
15:400.38NDND
15:500.39NDND
16:000.40NDND
16:100.41NDND
16:200.35NDND
16:300.39NDND
16:400.39NDND
16:500.38NDND
17:000.33NDND
17:100.37NDND
17:200.38NDND
17:300.36NDND
17:400.38NDND
17:500.40NDND
18:000.38NDND
18:100.36NDND
18:200.37NDND
18:300.40ND8.8
18:400.44ND9.0
18:500.40ND9.3
19:000.45NDND
19:100.45NDND
19:200.45NDND
19:300.44NDND
19:400.44NDND
19:500.44NDND
20:000.45NDND
20:100.45NDND
20:200.46NDND
20:300.49NDND
20:400.50NDND
20:500.52NDND
21:000.52NDND
21:100.51NDND
21:200.48NDND
21:300.47NDND
21:400.46NDND
21:500.46NDND
22:000.46NDND
22:100.46NDND
22:200.47NDND
22:300.48NDND
22:400.50NDND
22:500.51NDND
23:000.52NDND
23:100.53NDND
23:200.53NDND
23:300.53NDND
23:400.51NDND
23:500.51NDND