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

○Information

○Measurement value list : 2018/01/31(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

TimeCs137Cs134Totalβ
00:000.770.027ND
00:100.79NDND
00:200.78NDND
00:300.76NDND
00:400.75NDND
00:500.74NDND
01:000.75NDND
01:100.74NDND
01:200.74NDND
01:300.74NDND
01:400.75NDND
01:500.74ND9.3
02:000.690.025ND
02:100.670.038ND
02:200.680.0319.2
02:300.72NDND
02:400.70NDND
02:500.72NDND
03:000.70NDND
03:100.72NDND
03:200.71NDND
03:300.72NDND
03:400.73ND11
03:500.73ND10
04:000.74ND13
04:100.73ND10
04:200.74ND11
04:300.75ND12
04:400.74ND9.9
04:500.74ND9.3
05:000.77NDND
05:100.78NDND
05:200.78NDND
05:300.78NDND
05:400.79NDND
05:500.79NDND
06:000.750.027ND
06:100.750.0339.2
06:200.740.04510
06:300.760.0529.0
06:400.780.0459.3
06:500.770.05212
07:000.800.03811
07:100.85ND10
07:200.790.035ND
07:300.790.036ND
07:400.760.041ND
07:500.760.036ND
08:000.81NDND
08:100.81NDND
08:200.81NDND
08:300.82NDND
08:400.84NDND
08:500.85ND10
09:000.85ND11
09:100.85ND10
09:200.86NDND
09:300.86NDND
09:400.85NDND
09:500.84ND8.8
10:000.82NDND
10:100.79NDND
10:200.710.047ND
10:300.720.029ND
10:400.720.027ND
10:500.720.028ND
11:000.710.030ND
11:100.720.027ND
11:200.720.032ND
11:300.710.036ND
11:400.710.035ND
11:500.720.037ND
12:000.720.030ND
12:100.78NDND
12:200.77NDND
12:300.78ND8.8
12:400.78NDND
12:500.76NDND
13:000.77ND9.2
13:100.76ND11
13:200.73ND9.7
13:300.76NDND
13:400.74NDND
13:500.77NDND
14:000.77NDND
14:100.77NDND
14:200.77NDND
14:300.76NDND
14:400.720.027ND
14:500.710.030ND
15:000.720.026ND
15:100.710.030ND
15:200.700.034ND
15:300.670.041ND
15:400.690.030ND
15:500.73NDND
16:000.72ND13
16:100.73ND9.5
16:200.74ND10
16:300.76NDND
16:400.75NDND
16:500.74NDND
17:000.75NDND
17:100.74NDND
17:200.75NDND
17:300.720.056ND
17:400.76NDND
17:500.720.030ND
18:000.720.061ND
18:100.76NDND
18:200.78NDND
18:300.730.028ND
18:400.78NDND
18:500.78NDND
19:000.79NDND
19:100.78NDND
19:200.78NDND
19:300.78NDND
19:400.760.027ND
19:500.740.037ND
20:000.740.030ND
20:100.81NDND
20:200.81NDND
20:300.770.026ND
20:400.80ND8.8
20:500.82NDND
21:000.780.027ND
21:100.770.025ND
21:200.84NDND
21:300.83NDND
21:400.84ND9.0
21:500.84ND10
22:000.84ND12
22:100.86ND13
22:200.810.03011
22:300.830.0319.3
22:400.820.037ND
22:500.840.040ND
23:000.840.037ND
23:100.820.039ND
23:200.820.033ND
23:300.810.064ND
23:400.84NDND
23:500.800.046ND