Radiation Dose measured at Monitoring Post of Fukushima Daiichi Nuclear Power Station | Archives

○Information

○Measurement value list ： 2026/02/20(CSV Download)

MP Unit：μSv/h　Wind Velocity Unit：m/s

※"-": the wind velocity is below 0.5m/s

Time	MP-1	MP-2	MP-3	MP-4	MP-5	MP-6	MP-7	MP-8	Wind Direction	Wind Velocity	Rain
00:00	0.513	0.754	0.464	0.951	0.643	0.305	0.521	0.492	west-northwest	7.7	No
00:10	0.514	0.752	0.464	0.952	0.640	0.305	0.522	0.492	northwest	4.7	No
00:20	0.512	0.751	0.464	0.949	0.642	0.307	0.520	0.491	northwest	1.9	No
00:30	0.513	0.754	0.465	0.949	0.643	0.305	0.521	0.493	north	0.6	No
00:40	0.514	0.753	0.463	0.948	0.642	0.306	0.520	0.491	northwest	2.1	No
00:50	0.515	0.755	0.463	0.953	0.642	0.306	0.522	0.493	west-northwest	4.5	No
01:00	0.514	0.752	0.464	0.952	0.643	0.306	0.520	0.492	west-northwest	5.4	No
01:10	0.513	0.753	0.464	0.948	0.642	0.306	0.521	0.493	northwest	7.3	No
01:20	0.514	0.753	0.463	0.949	0.643	0.305	0.520	0.491	west-northwest	4.2	No
01:30	0.512	0.752	0.464	0.949	0.642	0.306	0.522	0.492	northwest	1.5	No
01:40	0.514	0.752	0.462	0.951	0.643	0.306	0.520	0.492	northwest	3.8	No
01:50	0.514	0.752	0.463	0.949	0.642	0.306	0.520	0.491	west-northwest	4.6	No
02:00	0.515	0.754	0.462	0.948	0.642	0.306	0.521	0.493	northwest	7.0	No
02:10	0.514	0.752	0.464	0.950	0.642	0.306	0.520	0.491	west-northwest	7.5	No
02:20	0.514	0.753	0.464	0.949	0.642	0.306	0.520	0.490	west-northwest	4.9	No
02:30	0.513	0.752	0.463	0.950	0.641	0.304	0.523	0.492	west-northwest	6.4	No
02:40	0.514	0.753	0.463	0.950	0.643	0.307	0.522	0.492	west-northwest	6.2	No
02:50	0.513	0.752	0.464	0.953	0.643	0.305	0.521	0.491	west-northwest	6.7	No
03:00	0.514	0.753	0.462	0.951	0.643	0.305	0.521	0.492	northwest	6.3	No
03:10	0.514	0.753	0.464	0.950	0.643	0.305	0.522	0.492	west-northwest	6.8	No
03:20	0.514	0.753	0.464	0.951	0.642	0.305	0.522	0.493	west-northwest	5.8	No
03:30	0.512	0.753	0.465	0.950	0.642	0.306	0.521	0.493	west-northwest	4.1	No
03:40	0.513	0.752	0.463	0.950	0.642	0.305	0.521	0.491	northwest	3.4	No
03:50	0.513	0.753	0.463	0.951	0.643	0.306	0.522	0.494	west-northwest	4.2	No
04:00	0.513	0.752	0.463	0.948	0.642	0.306	0.521	0.492	west-northwest	3.4	No
04:10	0.513	0.752	0.463	0.952	0.642	0.306	0.521	0.492	west-northwest	2.5	No
04:20	0.515	0.751	0.464	0.951	0.640	0.306	0.520	0.491	west-northwest	1.3	No
04:30	0.513	0.751	0.463	0.950	0.642	0.305	0.521	0.492	west-southwest	0.9	No
04:40	0.514	0.752	0.463	0.950	0.640	0.305	0.519	0.492	southwest	1.5	No
04:50	0.513	0.753	0.463	0.951	0.642	0.306	0.519	0.492	west-southwest	1.7	No
05:00	0.514	0.753	0.464	0.951	0.643	0.306	0.518	0.490	west-southwest	1.4	No
05:10	0.511	0.752	0.463	0.950	0.642	0.306	0.519	0.492	west-southwest	2.1	No
05:20	0.512	0.751	0.463	0.952	0.641	0.305	0.519	0.493	west-southwest	2.5	No
05:30	0.513	0.753	0.464	0.948	0.644	0.306	0.520	0.492	west-southwest	2.9	No
05:40	0.513	0.752	0.463	0.949	0.642	0.306	0.519	0.491	west	3.1	No
05:50	0.513	0.752	0.463	0.949	0.643	0.305	0.520	0.490	west-northwest	3.0	No
06:00	0.513	0.753	0.463	0.951	0.642	0.306	0.521	0.492	west-northwest	2.4	No
06:10	0.513	0.750	0.462	0.949	0.640	0.306	0.518	0.492	west	2.6	No
06:20	0.513	0.752	0.463	0.949	0.644	0.306	0.519	0.491	west	2.3	No
06:30	0.513	0.751	0.463	0.948	0.642	0.304	0.519	0.492	west	2.2	No
06:40	0.513	0.751	0.463	0.949	0.641	0.306	0.519	0.491	west-northwest	2.6	No
06:50	0.513	0.753	0.463	0.949	0.641	0.305	0.519	0.491	west	3.3	No
07:00	0.514	0.751	0.463	0.950	0.642	0.306	0.520	0.491	west	3.4	No
07:10	0.513	0.753	0.462	0.950	0.642	0.306	0.519	0.491	west	2.9	No
07:20	0.513	0.752	0.463	0.949	0.643	0.305	0.520	0.492	west-southwest	2.2	No
07:30	0.514	0.753	0.461	0.948	0.642	0.305	0.521	0.492	west-southwest	1.5	No
07:40	0.515	0.752	0.465	0.951	0.639	0.304	0.520	0.492	west-southwest	1.8	No
07:50	0.514	0.752	0.463	0.950	0.640	0.305	0.519	0.492	west-northwest	0.9	No
08:00	0.514	0.753	0.463	0.951	0.642	0.305	0.520	0.492	west	0.8	No
08:10	0.514	0.752	0.463	0.949	0.642	0.305	0.520	0.493	southwest	1.1	No
08:20	0.514	0.751	0.463	0.950	0.641	0.305	0.519	0.491	-	CALM	No
08:30	0.515	0.752	0.462	0.950	0.641	0.302	0.519	0.491	-	CALM	No
08:40	0.513	0.750	0.464	0.951	0.640	0.302	0.521	0.493	-	CALM	No
08:50	0.514	0.752	0.464	0.951	0.642	0.305	0.521	0.492	south	0.8	No
09:00	0.516	0.751	0.463	0.952	0.641	0.307	0.522	0.493	south	0.7	No
09:10	0.516	0.753	0.463	0.947	0.642	0.306	0.521	0.492	northwest	0.9	No
09:20	0.517	0.751	0.465	0.948	0.642	0.306	0.521	0.493	north	1.1	No
09:30	0.516	0.753	0.461	0.944	0.644	0.307	0.520	0.492	east-northeast	0.8	No
09:40	0.516	0.751	0.463	0.944	0.642	0.305	0.520	0.492	southeast	2.8	No
09:50	0.515	0.752	0.466	0.943	0.641	0.306	0.519	0.492	east-southeast	2.9	No
10:00	0.517	0.744	0.464	0.943	0.641	0.306	0.519	0.492	east	3.0	No
10:10	0.517	-	0.464	0.942	0.642	0.305	0.519	0.492	east	2.4	No
10:20	0.516	-	0.465	0.940	0.643	0.306	0.520	0.493	east	3.1	No
10:30	0.515	-	0.464	0.940	0.641	0.306	0.519	0.493	east	3.6	No
10:40	0.513	-	0.465	0.940	0.645	0.307	0.520	0.494	east	3.6	No
10:50	0.516	-	0.464	0.940	0.642	0.306	0.520	0.494	east-northeast	4.0	No
11:00	0.515	-	0.465	0.940	0.642	0.307	0.519	0.494	east	3.8	No
11:10	0.515	-	0.463	0.939	0.641	0.306	0.518	0.493	east-southeast	4.6	No
11:20	0.513	-	0.465	0.940	0.641	0.306	0.520	0.493	southeast	3.9	No
11:30	0.515	-	0.465	0.938	0.642	0.306	0.520	0.494	east-southeast	3.6	No
11:40	0.515	-	0.466	0.937	0.641	0.307	0.519	0.492	east	3.7	No
11:50	0.513	-	0.466	0.940	0.643	0.306	0.519	0.493	east	3.6	No
12:00	0.515	-	0.465	0.940	0.642	0.305	0.521	0.494	east-southeast	3.1	No
12:10	0.514	-	0.465	0.941	0.642	0.307	0.520	0.493	east-southeast	3.8	No
12:20	0.515	-	0.466	0.940	0.643	0.304	0.520	0.494	east-southeast	4.3	No
12:30	0.516	-	0.467	0.942	0.642	0.302	0.519	0.494	east-southeast	3.4	No
12:40	0.513	-	0.469	0.940	0.642	0.303	0.519	0.494	east-southeast	3.9	No
12:50	0.514	-	0.466	0.940	0.642	0.303	0.520	0.494	east-southeast	5.0	No
13:00	0.516	-	0.468	0.943	0.641	0.304	0.520	0.494	east-southeast	4.1	No
13:10	0.517	0.750	0.467	0.941	0.640	0.303	0.519	0.493	east-southeast	4.2	No
13:20	0.516	0.752	0.466	0.942	0.643	0.304	0.519	0.493	southeast	3.9	No
13:30	0.517	0.753	0.466	0.941	0.642	0.304	0.519	0.493	east-southeast	4.3	No
13:40	0.515	0.754	0.467	0.941	0.643	0.304	0.520	0.493	southeast	4.2	No
13:50	0.517	0.751	0.466	0.942	0.644	0.303	0.520	0.493	east-southeast	4.2	No
14:00	0.515	0.753	0.467	0.941	0.643	0.304	0.520	0.492	southeast	4.1	No
14:10	0.516	0.752	0.467	0.940	0.641	0.305	0.519	0.491	southeast	4.4	No
14:20	0.514	0.753	0.468	0.942	0.642	0.305	0.518	0.492	east-southeast	4.4	No
14:30	0.513	0.753	0.468	0.938	0.643	0.304	0.519	0.492	east-southeast	4.0	No
14:40	0.515	0.755	0.466	0.941	0.642	0.305	0.519	0.491	east-southeast	4.9	No
14:50	0.514	0.755	0.467	0.941	0.641	0.306	0.518	0.491	east-southeast	4.4	No
15:00	0.514	0.755	0.468	0.940	0.641	0.308	0.518	0.490	southeast	3.7	No
15:10	0.515	0.757	0.468	0.941	0.642	0.305	0.519	0.489	east-southeast	4.2	No
15:20	0.515	0.756	0.467	0.943	0.642	0.306	0.519	0.493	east-southeast	4.3	No
15:30	0.516	0.755	0.468	0.940	0.642	0.306	0.520	0.492	east-southeast	4.3	No
15:40	0.515	0.754	0.468	0.941	0.642	0.307	0.519	0.493	east-southeast	4.4	No
15:50	0.517	0.755	0.467	0.939	0.641	0.306	0.521	0.493	east-southeast	4.3	No
16:00	0.515	0.754	0.467	0.940	0.642	0.308	0.522	0.493	east-southeast	4.4	No
16:10	0.515	0.757	0.468	0.942	0.639	0.306	0.522	0.495	southeast	4.1	No
16:20	0.515	0.757	0.466	0.941	0.641	0.307	0.521	0.495	east-southeast	4.5	No
16:30	0.516	0.755	0.468	0.941	0.643	0.306	0.521	0.493	southeast	4.6	No
16:40	0.517	0.755	0.468	0.941	0.643	0.307	0.522	0.493	southeast	3.9	No
16:50	0.516	0.755	0.465	0.941	0.643	0.308	0.521	0.493	south-southeast	4.1	No
17:00	0.516	0.756	0.468	0.940	0.645	0.308	0.522	0.493	south-southeast	3.8	No
17:10	0.516	0.757	0.467	0.941	0.645	0.307	0.521	0.492	south-southeast	3.6	No
17:20	0.517	0.755	0.467	0.940	0.644	0.308	0.521	0.493	south-southeast	3.7	No
17:30	0.516	0.755	0.468	0.940	0.642	0.306	0.522	0.492	southeast	3.8	No
17:40	0.516	0.754	0.468	0.940	0.645	0.306	0.520	0.491	southeast	3.6	No
17:50	0.515	0.754	0.467	0.940	0.643	0.307	0.520	0.494	southeast	3.9	No
18:00	0.515	0.754	0.467	0.940	0.645	0.306	0.521	0.494	south-southeast	4.5	No
18:10	0.516	0.757	0.468	0.942	0.643	0.306	0.521	0.492	southeast	3.8	No
18:20	0.516	0.756	0.468	0.940	0.641	0.307	0.522	0.493	southeast	3.7	No
18:30	0.516	0.755	0.468	0.942	0.643	0.306	0.521	0.492	south	2.7	No
18:40	0.518	0.756	0.467	0.941	0.644	0.308	0.522	0.493	south	2.7	No
18:50	0.518	0.754	0.466	0.942	0.645	0.307	0.521	0.493	southwest	1.7	No
19:00	0.517	0.754	0.467	0.940	0.645	0.309	0.522	0.491	southwest	1.4	No
19:10	0.516	0.755	0.467	0.940	0.641	0.308	0.522	0.491	southwest	2.0	No
19:20	0.517	0.756	0.468	0.940	0.645	0.307	0.521	0.492	southwest	2.1	No
19:30	0.515	0.755	0.467	0.939	0.643	0.304	0.521	0.492	west-southwest	1.8	No
19:40	0.515	0.755	0.466	0.941	0.643	0.307	0.522	0.492	west-southwest	1.6	No
19:50	0.516	0.756	0.467	0.941	0.643	0.306	0.520	0.493	west-northwest	1.9	No
20:00	0.516	0.755	0.468	0.939	0.644	0.306	0.522	0.492	west-southwest	1.6	No
20:10	0.516	0.754	0.466	0.939	0.644	0.307	0.521	0.491	west-southwest	2.3	No
20:20	0.516	0.755	0.466	0.940	0.643	0.306	0.521	0.492	west-southwest	2.1	No
20:30	0.515	0.753	0.467	0.940	0.644	0.307	0.521	0.492	southwest	3.1	No
20:40	0.515	0.753	0.467	0.942	0.643	0.308	0.520	0.494	south-southwest	2.7	No
20:50	0.515	0.754	0.467	0.938	0.641	0.307	0.521	0.494	southwest	1.7	No
21:00	0.515	0.753	0.467	0.938	0.644	0.307	0.520	0.491	southwest	1.7	No
21:10	0.515	0.753	0.467	0.939	0.641	0.307	0.521	0.492	southwest	1.2	No
21:20	0.514	0.754	0.467	0.941	0.644	0.307	0.519	0.492	south-southwest	1.3	No
21:30	0.516	0.753	0.468	0.942	0.643	0.307	0.519	0.493	southwest	1.4	No
21:40	0.516	0.754	0.465	0.938	0.644	0.306	0.520	0.493	west-southwest	1.9	No
21:50	0.516	0.756	0.467	0.939	0.643	0.307	0.519	0.492	west-southwest	2.2	No
22:00	0.515	0.754	0.466	0.941	0.644	0.306	0.521	0.493	west-southwest	2.6	No
22:10	0.515	0.755	0.467	0.940	0.645	0.306	0.521	0.491	west-southwest	1.8	No
22:20	0.514	0.754	0.467	0.939	0.642	0.307	0.521	0.492	southwest	1.7	No
22:30	0.514	0.756	0.467	0.940	0.643	0.307	0.521	0.494	west-southwest	1.5	No
22:40	0.515	0.753	0.466	0.940	0.644	0.308	0.522	0.493	west	1.5	No
22:50	0.516	0.753	0.466	0.940	0.642	0.307	0.521	0.492	north-northeast	0.8	No
23:00	0.515	0.755	0.467	0.941	0.642	0.307	0.521	0.494	northeast	1.4	No
23:10	0.515	0.754	0.467	0.940	0.643	0.308	0.520	0.492	north-northeast	0.6	No
23:20	0.514	0.753	0.466	0.940	0.643	0.306	0.520	0.493	north-northeast	0.9	No
23:30	0.514	0.754	0.466	0.940	0.642	0.307	0.519	0.494	-	CALM	No
23:40	0.515	0.754	0.465	0.939	0.644	0.306	0.521	0.492	-	CALM	No
23:50	0.515	0.756	0.466	0.938	0.642	0.307	0.520	0.493	-	CALM	No