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

○Information

○Measurement value list : 2023/09/14(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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14:00NDNDND
14:10NDNDND
14:20NDNDND
14:30NDNDND
14:40NDND10
14:50NDND11
15:00NDND12
15:10NDND11
15:20NDND11
15:30NDNDND
15:40NDNDND
15:50NDNDND
16:00NDND10
16:10NDND9.7
16:20NDND9.5
16:30NDND9.2
16:40NDNDND
16:50NDNDND
17:00NDNDND
17:10NDNDND
17:20NDNDND
17:30NDNDND
17:40NDNDND
17:50NDND8.9
18:00NDND10
18:10NDND9.7
18:20NDND10
18:30NDNDND
18:40NDNDND
18:50NDNDND
19:00NDNDND
19:10NDNDND
19:20NDNDND
19:30NDNDND
19:40NDNDND
19:50NDNDND
20:00NDNDND
20:10NDNDND
20:20NDNDND
20:30NDNDND
20:40NDNDND
20:50NDNDND
21:00NDND9.3
21:10NDNDND
21:20NDND8.9
21:30NDNDND
21:40NDND9.7
21:50NDND9.6
22:00NDND11
22:10NDND13
22:20NDND13
22:30NDND13
22:40NDND9.3
22:50NDND12
23:00NDNDND
23:10NDNDND
23:20NDNDND
23:30NDNDND
23:40NDNDND
23:50NDNDND