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

○Information

○Measurement value list : 2021/01/10(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND21
00:10NDND24
00:20NDND24
00:30NDND22
00:40NDND22
00:50NDND22
01:00NDND20
01:10NDND21
01:20NDND24
01:30NDND25
01:40NDND25
01:50NDND23
02:00NDND25
02:10NDND23
02:20NDND21
02:30NDND20
02:40NDND18
02:50NDND17
03:00NDND13
03:10NDND13
03:20NDND14
03:30NDND14
03:40NDND15
03:50NDND15
04:00NDND16
04:10NDND16
04:20NDND16
04:30NDND15
04:40NDND14
04:50NDND15
05:00NDND16
05:10NDND16
05:20NDND16
05:30NDND17
05:40NDND20
05:50NDND20
06:00NDND20
06:10NDND18
06:20NDND18
06:30NDND15
06:40ND0.04316
06:50ND0.04416
07:00ND0.03916
07:10ND0.04016
07:20ND0.04619
07:30ND0.04121
07:40ND0.04221
07:50ND0.03221
08:00ND0.04021
08:10NDND21
08:20NDND16
08:30NDND17
08:40NDND16
08:50NDND19
09:00ND0.02716
09:10ND0.03218
09:20ND0.04021
09:30ND0.04718
09:40ND0.04618
09:50ND0.03217
10:00ND0.02720
10:10ND0.02720
10:20ND0.02820
10:30ND0.03119
10:40ND0.02619
10:50ND0.02816
11:00ND0.02814
11:10NDND15
11:20ND0.03314
11:30ND0.02714
11:40NDND14
11:50ND0.03317
12:00ND0.02818
12:10ND0.03115
12:20ND0.03117
12:30ND0.03520
12:40ND0.03720
12:50ND0.03419
13:00ND0.04318
13:10ND0.04617
13:20ND0.04117
13:30ND0.02813
13:40ND0.03412
13:50ND0.04211
14:00ND0.03712
14:10ND0.03514
14:20ND0.03514
14:30ND0.04417
14:40ND0.04418
14:50ND0.04118
15:00ND0.04018
15:10ND0.04020
15:20ND0.04520
15:30ND0.04418
15:40ND0.03818
15:50ND0.04017
16:00ND0.04115
16:10ND0.04513
16:20ND0.05013
16:30ND0.04214
16:40ND0.04613
16:50ND0.045-
17:00ND0.045-
17:10ND0.041-
17:20ND0.040-
17:30ND0.044-
17:40ND0.040-
17:50ND0.042-
18:00ND0.037-
18:10ND0.033-
18:20ND0.032-
18:30ND0.027-
18:40ND0.033-
18:50NDND-
19:00NDND-
19:10NDND-
19:20NDND-
19:30ND0.034-
19:40ND0.038-
19:50ND0.044-
20:00ND0.048-
20:10ND0.054-
20:20ND0.057-
20:30ND0.052-
20:40ND0.052-
20:50ND0.048-
21:00ND0.044-
21:10ND0.040-
21:20ND0.045-
21:30ND0.045-
21:40ND0.045-
21:50ND0.047-
22:00ND0.046-
22:10ND0.044-
22:20ND0.036-
22:30ND0.042-
22:40ND0.043-
22:50ND0.043-
23:00ND0.048-
23:10ND0.048-
23:20ND0.053-
23:30ND0.051-
23:40ND0.038-
23:50ND0.033-