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

○Information

○Measurement value list ： 2023/05/30(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
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13:40NDND16
13:50NDND13
14:00NDND16
14:10NDND18
14:20NDND18
14:30NDND20
14:40NDND22
14:50NDND24
15:00NDND22
15:10NDND21
15:20NDND18
15:30NDND19
15:40NDND17
15:50NDND19
16:00NDND18
16:10NDND18
16:20NDND21
16:30NDND18
16:40NDND16
16:50NDND14
17:00NDND16
17:10NDND15
17:20NDND12
17:30NDND15
17:40NDND17
17:50NDND17
18:00NDND19
18:10NDND19
18:20NDND20
18:30NDND19
18:40NDND20
18:50NDND23
19:00NDND21
19:10NDND23
19:20NDND21
19:30NDND21
19:40NDND20
19:50NDND18
20:00NDND15
20:10NDND13
20:20NDND13
20:30NDND12
20:40NDND11
20:50NDND12
21:00NDND12
21:10NDND12
21:20NDND14
21:30NDND18
21:40NDND17
21:50NDND18
22:00NDND19
22:10NDND21
22:20NDND20
22:30NDND16
22:40NDND17
22:50NDND16
23:00NDND16
23:10NDND17
23:20NDND18
23:30NDND20
23:40NDND20
23:50NDND18