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

○Information

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

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:000.44NDND
00:100.43NDND
00:200.42NDND
00:300.42NDND
00:400.43ND9.0
00:500.43ND10
01:000.44ND10
01:100.45ND8.8
01:200.47ND8.9
01:300.49NDND
01:400.48NDND
01:500.49NDND
02:000.51NDND
02:100.52NDND
02:200.52NDND
02:300.51NDND
02:400.52NDND
02:500.52NDND
03:000.51NDND
03:100.48NDND
03:200.48NDND
03:300.45NDND
03:400.45NDND
03:500.43NDND
04:000.40NDND
04:100.40NDND
04:200.38NDND
04:300.39NDND
04:400.39NDND
04:500.37NDND
05:000.37NDND
05:100.36NDND
05:200.35NDND
05:300.41NDND
05:400.40ND9.6
05:500.40ND12
06:000.32ND11
06:100.31NDND
06:200.29NDND
06:300.27NDND
06:400.24NDND
06:500.22NDND
07:000.22NDND
07:100.21NDND
07:200.20NDND
07:300.20NDND
07:400.20NDND
07:500.20NDND
08:000.20NDND
08:100.27NDND
08:200.26NDND
08:300.27NDND
08:400.28NDND
08:500.28NDND
09:000.22ND9.0
09:100.26NDND
09:200.29NDND
09:300.28NDND
09:400.27NDND
09:500.30NDND
10:000.25NDND
10:100.27NDND
10:200.35NDND
10:300.38NDND
10:400.40NDND
10:500.40NDND
11:000.41NDND
11:100.42NDND
11:200.43NDND
11:300.45NDND
11:400.35NDND
11:500.36NDND
12:000.43NDND
12:100.33ND9.6
12:200.31NDND
12:300.37ND9.2
12:400.36NDND
12:500.34ND8.8
13:000.34ND11
13:100.35NDND
13:200.36ND12
13:300.28ND9.2
13:400.29NDND
13:500.29ND11
14:000.27ND9.9
14:100.26ND10
14:200.25NDND
14:300.25ND10
14:400.24ND12
14:500.23ND9.0
15:000.25ND9.9
15:100.26ND11
15:200.26ND11
15:300.25ND9.5
15:400.23NDND
15:500.23NDND
16:000.22NDND
16:100.22NDND
16:200.28NDND
16:300.21NDND
16:400.21NDND
16:500.21ND11
17:000.21ND8.8
17:100.19NDND
17:200.18ND8.8
17:300.18ND9.3
17:400.18ND12
17:500.24ND8.8
18:000.23ND11
18:100.23NDND
18:200.24NDND
18:300.23NDND
18:400.23NDND
18:500.25NDND
19:000.25NDND
19:100.26NDND
19:200.27NDND
19:300.27NDND
19:400.28NDND
19:500.27NDND
20:000.22NDND
20:100.20NDND
20:200.21NDND
20:300.23NDND
20:400.24NDND
20:500.24NDND
21:000.26NDND
21:100.34NDND
21:200.25ND10
21:300.25NDND
21:400.25NDND
21:500.24NDND
22:000.23NDND
22:100.26NDND
22:200.36NDND
22:300.38ND8.8
22:400.38NDND
22:500.39NDND
23:000.39ND12
23:100.39ND12
23:200.31ND10
23:300.29NDND
23:400.29NDND
23:500.28NDND