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

○Information

○Measurement value list : 2022/09/22(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00ND0.0739.0
00:10ND0.0738.9
00:20ND0.0839.5
00:30ND0.07811
00:40ND0.07311
00:50ND0.07311
01:00ND0.07810
01:10ND0.07814
01:20ND0.07314
01:30ND0.08313
01:40ND0.08316
01:50ND0.08314
02:00ND0.07815
02:10ND0.06814
02:20ND0.07813
02:30ND0.06812
02:40ND0.07310
02:50ND0.07310
03:00ND0.0689.6
03:10ND0.078ND
03:20ND0.073ND
03:30ND0.073ND
03:40ND0.07311
03:50ND0.06813
04:00ND0.07315
04:10ND0.07317
04:20ND0.07317
04:30ND0.07317
04:40ND0.07318
04:50ND0.07318
05:00ND0.06317
05:10ND0.06817
05:20ND0.06816
05:30ND0.06814
05:40ND0.07312
05:50ND0.0739.0
06:00ND0.083ND
06:10ND0.078ND
06:20ND0.07810
06:30ND0.08312
06:40ND0.07812
06:50ND0.08313
07:00ND0.07812
07:10ND0.07811
07:20ND0.08310
07:30ND0.06811
07:40ND0.0689.7
07:50ND0.05912
08:00ND0.05414
08:10ND0.06314
08:20ND0.06313
08:30ND0.06313
08:40ND0.06815
08:50ND0.06814
09:00ND0.06810
09:10ND0.05913
09:20ND0.06312
09:30ND0.06312
09:40ND0.06312
09:50ND0.06811
10:00ND0.07312
10:10ND0.08310
10:20ND0.07813
10:30ND0.07814
10:40ND0.07815
10:50ND0.07316
11:00ND0.07317
11:10ND0.07319
11:20ND0.06818
11:30ND0.07318
11:40ND0.07317
11:50ND0.06817
12:00ND0.07318
12:10ND0.07317
12:20ND0.07817
12:30ND0.07317
12:40ND0.07318
12:50ND0.07818
13:00ND0.06815
13:10ND0.06318
13:20ND0.06318
13:30ND0.06814
13:40ND0.07313
13:50ND0.06315
14:00ND0.06817
14:10ND0.06813
14:20ND0.06315
14:30ND0.06318
14:40ND0.06319
14:50ND0.06316
15:00ND0.06318
15:10ND0.05918
15:20ND0.06317
15:30ND0.06317
15:40ND0.06817
15:50ND0.06817
16:00ND0.06314
16:10ND0.05914
16:20ND0.05413
16:30ND0.04912
16:40ND0.049ND
16:50ND0.049ND
17:00ND0.0499.9
17:10ND0.05911
17:20ND0.06313
17:30ND0.07314
17:40ND0.06819
17:50ND0.06820
18:00ND0.07320
18:10ND0.07317
18:20ND0.07318
18:30ND0.06316
18:40ND0.06814
18:50ND0.06816
19:00ND0.06317
19:10ND0.05917
19:20ND0.05917
19:30ND0.06317
19:40ND0.06316
19:50ND0.06314
20:00ND0.07314
20:10ND0.07315
20:20ND0.07813
20:30ND0.08314
20:40ND0.08316
20:50ND0.08315
21:00ND0.07815
21:10ND0.08817
21:20ND0.08818
21:30ND0.08319
21:40ND0.08817
21:50ND0.08316
22:00ND0.07316
22:10ND0.06317
22:20ND0.06317
22:30ND0.05416
22:40ND0.05417
22:50ND0.05418
23:00ND0.06820
23:10ND0.06820
23:20ND0.06820
23:30ND0.07818
23:40ND0.07318
23:50ND0.07819