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

○Information

○Measurement value list ： 2017/03/09(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	0.49	0.025	15
00:10	0.49	0.037	13
00:20	0.51	0.042	11
00:30	0.48	0.051	10
00:40	0.51	0.045	9.9
00:50	0.51	0.049	ND
01:00	0.65	ND	ND
01:10	0.53	0.036	ND
01:20	0.53	0.029	10
01:30	0.63	ND	11
01:40	0.60	ND	12
01:50	0.53	0.026	12
02:00	0.51	0.027	14
02:10	0.56	ND	15
02:20	0.51	0.034	13
02:30	0.50	0.040	9.3
02:40	0.54	0.045	ND
02:50	0.53	0.043	11
03:00	0.53	0.049	ND
03:10	0.53	0.042	9.5
03:20	0.52	0.047	10
03:30	0.53	0.038	13
03:40	0.52	0.031	12
03:50	0.53	0.031	9.0
04:00	0.54	0.033	10
04:10	0.54	0.035	9.5
04:20	0.54	0.035	12
04:30	0.54	0.046	10
04:40	0.68	ND	11
04:50	0.55	0.048	13
05:00	0.68	ND	13
05:10	0.62	0.047	13
05:20	0.56	0.045	9.2
05:30	0.56	0.040	10
05:40	0.57	0.033	12
05:50	0.57	0.036	13
06:00	0.59	0.030	13
06:10	0.61	0.025	12
06:20	0.73	ND	16
06:30	0.73	ND	15
06:40	0.72	ND	12
06:50	0.63	0.025	15
07:00	0.60	0.026	14
07:10	0.58	0.030	13
07:20	0.58	0.031	11
07:30	0.59	0.026	11
07:40	0.57	0.042	15
07:50	0.68	ND	13
08:00	0.69	ND	14
08:10	0.55	0.058	16
08:20	0.69	ND	14
08:30	0.63	0.034	15
08:40	0.51	0.053	11
08:50	0.61	ND	9.5
09:00	0.47	0.052	ND
09:10	0.53	0.044	ND
09:20	0.43	0.052	ND
09:30	0.45	0.044	ND
09:40	0.48	0.035	12
09:50	0.49	0.032	14
10:00	0.50	0.036	13
10:10	0.53	0.031	12
10:20	0.55	0.035	12
10:30	0.67	ND	12
10:40	0.64	0.030	11
10:50	0.65	0.035	9.3
11:00	0.65	0.038	12
11:10	0.63	0.039	12
11:20	0.62	0.040	13
11:30	0.52	0.076	14
11:40	0.54	0.067	14
11:50	0.55	0.064	12
12:00	0.56	0.066	13
12:10	0.57	0.070	14
12:20	0.57	0.065	15
12:30	0.59	0.060	13
12:40	0.59	0.066	10
12:50	0.61	0.069	11
13:00	0.61	0.068	8.9
13:10	0.65	0.062	ND
13:20	0.76	0.026	ND
13:30	0.66	0.062	ND
13:40	0.80	ND	ND
13:50	0.77	ND	ND
14:00	0.75	ND	ND
14:10	0.72	ND	8.9
14:20	0.70	ND	9.6
14:30	0.70	ND	10
14:40	0.69	ND	13
14:50	0.60	0.029	14
15:00	0.60	0.034	14
15:10	0.66	ND	12
15:20	0.62	0.028	15
15:30	0.68	0.031	17
15:40	0.56	0.048	17
15:50	0.57	0.033	17
16:00	0.56	0.041	18
16:10	0.52	0.049	21
16:20	0.61	0.049	20
16:30	0.52	0.054	15
16:40	0.50	0.049	12
16:50	0.49	0.058	12
17:00	0.50	0.053	12
17:10	0.51	0.050	ND
17:20	0.51	0.045	ND
17:30	0.51	0.039	9.0
17:40	0.53	0.035	12
17:50	0.53	0.034	12
18:00	0.51	0.038	9.9
18:10	0.53	0.035	9.5
18:20	0.53	0.044	9.2
18:30	0.64	0.043	9.5
18:40	0.54	0.043	9.9
18:50	0.52	0.054	ND
19:00	0.54	0.054	ND
19:10	0.55	0.039	10
19:20	0.54	0.031	ND
19:30	0.53	0.032	9.5
19:40	0.58	ND	9.2
19:50	0.59	ND	11
20:00	0.55	0.030	13
20:10	0.54	0.036	10
20:20	0.65	ND	12
20:30	0.67	ND	14
20:40	0.54	0.050	13
20:50	0.54	0.042	12
21:00	0.54	0.036	12
21:10	0.56	0.036	12
21:20	0.56	0.038	14
21:30	0.53	0.050	11
21:40	0.53	0.045	13
21:50	0.51	0.052	12
22:00	0.49	0.062	11
22:10	0.46	0.067	13
22:20	0.43	0.078	10
22:30	0.44	0.066	9.9
22:40	0.43	0.068	9.0
22:50	0.45	0.058	12
23:00	0.46	0.054	14
23:10	0.46	0.048	13
23:20	0.48	0.038	17
23:30	0.51	0.030	17
23:40	0.60	0.025	17
23:50	0.49	0.035	12

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