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

○Information

○Measurement value list : 2022/04/22(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:00NDND22
00:10NDND23
00:20NDND24
00:30NDND22
00:40NDND21
00:50NDND22
01:00NDND23
01:10NDND24
01:20NDND25
01:30NDND25
01:40NDND26
01:50NDND26
02:00NDND28
02:10NDND26
02:20NDND28
02:30NDND29
02:40NDND30
02:50NDND28
03:00NDND26
03:10NDND27
03:20NDND26
03:30NDND23
03:40NDND23
03:50NDND22
04:00NDND21
04:10NDND19
04:20NDND18
04:30NDND22
04:40NDND23
04:50NDND25
05:00NDND27
05:10NDND26
05:20NDND27
05:30NDND27
05:40NDND27
05:50NDND26
06:00NDND27
06:10NDND31
06:20NDND31
06:30NDND30
06:40NDND26
06:50NDND26
07:00NDND28
07:10NDND27
07:20NDND26
07:30NDND27
07:40NDND29
07:50NDND28
08:00NDND27
08:10NDND26
08:20NDND25
08:30NDND24
08:40NDND26
08:50NDND26
09:00NDND26
09:10NDND28
09:20NDND27
09:30NDND27
09:40NDND28
09:50NDND31
10:00NDND30
10:10NDND27
10:20NDND30
10:30NDND29
10:40NDND27
10:50NDND27
11:00NDND27
11:10NDND27
11:20NDND27
11:30NDND27
11:40NDND27
11:50NDND25
12:00NDND26
12:10NDND26
12:20NDND27
12:30NDND26
12:40NDND25
12:50NDND27
13:00NDND28
13:10NDND30
13:20NDND31
13:30NDND31
13:40NDND32
13:50NDND33
14:00NDND31
14:10NDND30
14:20NDND28
14:30NDND29
14:40NDND28
14:50NDND25
15:00NDND24
15:10NDND24
15:20NDND28
15:30NDND26
15:40NDND26
15:50NDND29
16:00NDND28
16:10NDND24
16:20NDND22
16:30NDND22
16:40NDND24
16:50NDND23
17:00NDND26
17:10NDND27
17:20NDND26
17:30NDND25
17:40NDND24
17:50NDND26
18:00NDND26
18:10NDND29
18:20NDND29
18:30NDND30
18:40NDND32
18:50NDND30
19:00NDND30
19:10NDND26
19:20NDND27
19:30NDND27
19:40NDND23
19:50NDND24
20:00NDND22
20:10NDND24
20:20NDND23
20:30NDND23
20:40NDND24
20:50NDND23
21:00NDND26
21:10NDND24
21:20NDND27
21:30NDND25
21:40NDND24
21:50NDND24
22:00NDND21
22:10NDND23
22:20NDND22
22:30NDND23
22:40NDND23
22:50NDND23
23:00NDND27
23:10NDND26
23:20NDND27
23:30NDND30
23:40NDND29
23:50NDND30