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

○Information

○Measurement value list ： 2017/03/08(CSV Download)

Radioactivity Concentration Unit:Bq/L

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

Time	Cs137	Cs134	Totalβ
00:00	0.31	0.039	15
00:10	0.41	ND	14
00:20	0.42	ND	13
00:30	0.41	ND	13
00:40	0.43	ND	14
00:50	0.39	ND	16
01:00	0.38	ND	16
01:10	0.36	ND	18
01:20	0.35	ND	18
01:30	0.35	ND	17
01:40	0.34	ND	15
01:50	0.38	ND	13
02:00	0.38	ND	10
02:10	0.37	ND	ND
02:20	0.38	ND	ND
02:30	0.38	ND	ND
02:40	0.37	ND	ND
02:50	0.39	ND	9.7
03:00	0.33	ND	12
03:10	0.35	ND	13
03:20	0.35	ND	15
03:30	0.36	ND	13
03:40	0.38	ND	12
03:50	0.37	ND	8.9
04:00	0.38	ND	9.7
04:10	0.38	ND	9.2
04:20	0.41	ND	ND
04:30	0.39	ND	11
04:40	0.39	ND	13
04:50	0.38	ND	11
05:00	0.31	0.025	12
05:10	0.34	ND	14
05:20	0.37	ND	16
05:30	0.38	ND	14
05:40	0.39	ND	14
05:50	0.38	ND	16
06:00	0.42	ND	15
06:10	0.43	ND	17
06:20	0.44	ND	19
06:30	0.44	ND	19
06:40	0.32	0.027	19
06:50	0.38	ND	19
07:00	0.38	ND	18
07:10	0.35	ND	13
07:20	0.35	ND	14
07:30	0.34	ND	15
07:40	0.37	ND	16
07:50	0.37	ND	16
08:00	0.38	ND	16
08:10	0.30	0.030	17
08:20	0.41	ND	15
08:30	0.35	0.029	16
08:40	0.37	0.032	15
08:50	0.40	0.033	15
09:00	0.40	0.042	18
09:10	0.42	0.041	17
09:20	0.41	0.052	15
09:30	0.42	0.052	14
09:40	0.52	0.037	12
09:50	0.57	ND	12
10:00	0.53	0.037	11
10:10	0.52	0.035	14
10:20	0.56	ND	16
10:30	0.55	ND	16
10:40	0.42	0.041	19
10:50	0.41	0.048	20
11:00	0.40	0.044	16
11:10	0.41	0.051	15
11:20	0.44	0.053	14
11:30	0.43	0.060	14
11:40	0.43	0.056	13
11:50	0.44	0.062	11
12:00	0.46	0.058	14
12:10	0.45	0.059	14
12:20	0.43	0.068	13
12:30	0.55	0.030	13
12:40	0.56	0.034	11
12:50	0.60	ND	12
13:00	0.47	0.052	12
13:10	0.46	0.056	9.7
13:20	0.60	ND	9.7
13:30	0.50	0.043	9.9
13:40	0.50	0.042	11
13:50	0.50	0.050	13
14:00	0.52	0.056	15
14:10	0.53	0.052	16
14:20	0.54	0.054	18
14:30	0.56	0.056	18
14:40	0.62	0.059	18
14:50	0.66	0.056	17
15:00	0.70	0.039	16
15:10	0.74	0.029	17
15:20	0.82	ND	17
15:30	0.71	0.046	18
15:40	0.73	0.042	21
15:50	0.71	0.037	20
16:00	0.82	ND	21
16:10	0.80	ND	18
16:20	0.77	ND	16
16:30	0.68	0.050	17
16:40	0.66	0.054	16
16:50	0.74	ND	16
17:00	0.74	ND	14
17:10	0.74	ND	16
17:20	0.72	ND	15
17:30	0.58	0.046	14
17:40	0.59	0.047	12
17:50	0.57	0.052	12
18:00	0.56	0.053	12
18:10	0.54	0.052	12
18:20	0.55	0.051	11
18:30	0.56	0.042	11
18:40	0.54	0.039	13
18:50	0.55	0.035	13
19:00	0.67	ND	13
19:10	0.56	0.042	12
19:20	0.56	0.044	14
19:30	0.54	0.048	13
19:40	0.58	0.046	10
19:50	0.54	0.050	10
20:00	0.56	0.041	8.9
20:10	0.58	0.029	9.9
20:20	0.57	0.027	8.8
20:30	0.56	0.034	10
20:40	0.60	0.042	13
20:50	0.63	0.040	13
21:00	0.52	0.048	14
21:10	0.52	0.053	16
21:20	0.50	0.067	16
21:30	0.50	0.064	17
21:40	0.51	0.054	18
21:50	0.51	0.050	17
22:00	0.50	0.046	18
22:10	0.47	0.049	17
22:20	0.46	0.036	16
22:30	0.47	0.031	14
22:40	0.44	0.039	11
22:50	0.44	0.041	9.2
23:00	0.56	ND	ND
23:10	0.48	0.027	8.9
23:20	0.48	0.029	11
23:30	0.50	0.029	12
23:40	0.51	0.026	14
23:50	0.49	0.025	15

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

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