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

○Information

○Measurement value list ： 2021/01/27(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00---
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04:00---
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05:00---
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07:00---
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08:00---
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09:00---
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11:00---
11:10NDND14
11:20NDND14
11:30NDND14
11:40NDND13
11:50NDND13
12:00NDND12
12:10NDND12
12:20NDND12
12:30NDND14
12:40NDND16
12:50NDND18
13:00NDND19
13:10NDND20
13:20NDND18
13:30NDND14
13:40NDND14
13:50NDND11
14:00NDND11
14:10NDND10
14:20NDND14
14:30NDND17
14:40NDND17
14:50NDND21
15:00NDND19
15:10NDND19
15:20NDND20
15:30NDND18
15:40NDND17
15:50NDND16
16:00NDND17
16:10NDND14
16:20NDND12
16:30NDND11
16:40NDND12
16:50NDND9.7
17:00NDNDND
17:10NDND13
17:20NDND13
17:30NDND11
17:40NDND10
17:50NDND10
18:00NDND12
18:10NDND11
18:20NDND13
18:30NDND15
18:40NDND17
18:50NDND18
19:00NDND17
19:10NDND14
19:20NDND11
19:30NDNDND
19:40NDNDND
19:50NDNDND
20:00NDNDND
20:10NDNDND
20:20NDNDND
20:30NDNDND
20:40NDND11
20:50NDND10
21:00NDND12
21:10NDND12
21:20NDND13
21:30NDND12
21:40NDND9.3
21:50NDND11
22:00NDND9.0
22:10NDND9.9
22:20NDND10
22:30NDND10
22:40NDND9.3
22:50NDND10
23:00NDND12
23:10NDND14
23:20NDND13
23:30NDND14
23:40NDND14
23:50NDND13