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

○Information

○Measurement value list ： 2026/07/20(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	0.438	0.701	0.445	0.839	0.584	0.300	0.492	0.469	northwest	1.4	No
00:10	0.438	0.701	0.445	0.838	0.584	0.298	0.491	0.467	northwest	1.7	No
00:20	0.440	0.701	0.446	0.837	0.583	0.300	0.492	0.468	west-northwest	1.4	No
00:30	0.440	0.700	0.443	0.840	0.585	0.300	0.492	0.468	north	0.8	No
00:40	0.439	0.700	0.444	0.837	0.584	0.299	0.490	0.467	-	CALM	No
00:50	0.439	0.700	0.444	0.838	0.584	0.300	0.490	0.469	-	CALM	No
01:00	0.437	0.699	0.444	0.837	0.587	0.298	0.491	0.468	-	CALM	No
01:10	0.439	0.702	0.444	0.840	0.585	0.299	0.491	0.469	southwest	0.8	No
01:20	0.439	0.702	0.444	0.839	0.584	0.299	0.491	0.466	-	CALM	No
01:30	0.437	0.699	0.444	0.837	0.584	0.300	0.490	0.467	southwest	0.9	No
01:40	0.439	0.700	0.443	0.838	0.585	0.301	0.491	0.467	west-southwest	1.6	No
01:50	0.438	0.700	0.444	0.839	0.584	0.298	0.491	0.467	west-southwest	1.8	No
02:00	0.439	0.702	0.444	0.837	0.582	0.299	0.490	0.467	west-southwest	0.8	No
02:10	0.440	0.700	0.445	0.838	0.584	0.299	0.491	0.468	west-southwest	1.2	No
02:20	0.439	0.701	0.444	0.839	0.585	0.299	0.491	0.467	west-southwest	0.7	No
02:30	0.440	0.701	0.445	0.838	0.584	0.299	0.492	0.468	-	CALM	No
02:40	0.439	0.701	0.444	0.836	0.584	0.299	0.491	0.469	west-northwest	0.8	No
02:50	0.439	0.700	0.445	0.838	0.584	0.299	0.490	0.468	-	CALM	No
03:00	0.438	0.700	0.443	0.837	0.585	0.298	0.491	0.467	-	CALM	No
03:10	0.438	0.701	0.443	0.838	0.584	0.299	0.490	0.467	west-southwest	1.0	No
03:20	0.439	0.699	0.444	0.839	0.584	0.299	0.491	0.468	west-southwest	0.9	No
03:30	0.439	0.701	0.445	0.840	0.583	0.298	0.491	0.467	-	CALM	No
03:40	0.439	0.702	0.444	0.839	0.584	0.299	0.492	0.468	west-southwest	1.1	No
03:50	0.439	0.700	0.444	0.837	0.584	0.300	0.490	0.468	-	CALM	No
04:00	0.440	0.699	0.444	0.839	0.582	0.300	0.491	0.469	south-southwest	0.7	No
04:10	0.440	0.700	0.444	0.838	0.584	0.301	0.492	0.467	south-southwest	1.1	No
04:20	0.440	0.699	0.445	0.839	0.584	0.300	0.490	0.467	south-southwest	1.5	No
04:30	0.439	0.698	0.444	0.838	0.585	0.300	0.491	0.468	south-southwest	1.4	No
04:40	0.440	0.700	0.444	0.840	0.583	0.299	0.490	0.469	south-southwest	1.7	No
04:50	0.440	0.699	0.445	0.837	0.581	0.300	0.491	0.468	south-southwest	1.5	No
05:00	0.438	0.701	0.445	0.839	0.583	0.300	0.492	0.468	south-southwest	2.0	No
05:10	0.440	0.700	0.445	0.838	0.586	0.300	0.493	0.469	south-southwest	2.2	No
05:20	0.438	0.700	0.446	0.838	0.584	0.299	0.492	0.469	south	1.4	No
05:30	0.438	0.701	0.445	0.841	0.585	0.300	0.492	0.467	south-southwest	1.4	No
05:40	0.438	0.700	0.444	0.839	0.584	0.299	0.491	0.467	south-southwest	1.6	No
05:50	0.439	0.701	0.443	0.839	0.585	0.300	0.490	0.468	south	2.1	No
06:00	0.440	0.700	0.445	0.838	0.585	0.300	0.492	0.470	south	2.3	No
06:10	0.440	0.700	0.446	0.838	0.584	0.299	0.490	0.469	south	1.4	No
06:20	0.439	0.699	0.444	0.839	0.584	0.300	0.491	0.471	south-southeast	1.6	No
06:30	0.439	0.700	0.444	0.837	0.582	0.299	0.492	0.467	south	1.9	No
06:40	0.439	0.700	0.442	0.838	0.585	0.299	0.492	0.468	south	0.9	No
06:50	0.440	0.698	0.445	0.839	0.585	0.299	0.490	0.468	south-southeast	1.0	No
07:00	0.437	0.700	0.445	0.839	0.584	0.297	0.491	0.467	south	1.4	No
07:10	0.438	0.701	0.443	0.837	0.584	0.298	0.491	0.468	south	1.1	No
07:20	0.439	0.697	0.444	0.840	0.584	0.299	0.491	0.468	south	1.6	No
07:30	0.437	0.701	0.445	0.839	0.584	0.298	0.490	0.468	south-southwest	1.5	No
07:40	0.437	0.699	0.443	0.838	0.583	0.300	0.490	0.467	south-southwest	1.5	No
07:50	0.439	0.700	0.442	0.836	0.582	0.299	0.491	0.469	south-southwest	1.3	No
08:00	0.438	0.698	0.443	0.838	0.581	0.298	0.492	0.468	south-southeast	1.2	No
08:10	0.439	0.698	0.443	0.836	0.581	0.300	0.490	0.467	-	CALM	No
08:20	0.437	0.699	0.443	0.838	0.584	0.298	0.493	0.466	south	0.7	No
08:30	0.438	0.700	0.444	0.837	0.583	0.299	0.492	0.467	east-southeast	1.0	No
08:40	0.438	0.699	0.444	0.837	0.582	0.299	0.492	0.467	southeast	1.0	No
08:50	0.441	0.700	0.444	0.837	0.583	0.298	0.492	0.467	southeast	1.5	No
09:00	0.438	0.699	0.444	0.839	0.582	0.300	0.492	0.468	southeast	2.4	No
09:10	0.439	0.700	0.443	0.838	0.582	0.300	0.493	0.467	south-southeast	2.4	No
09:20	0.439	0.700	0.444	0.837	0.581	0.298	0.493	0.468	south-southeast	2.7	No
09:30	0.440	0.700	0.445	0.838	0.583	0.299	0.493	0.466	south-southeast	1.9	No
09:40	0.439	0.702	0.446	0.837	0.585	0.298	0.493	0.468	south-southeast	1.7	No
09:50	0.440	0.701	0.445	0.836	0.584	0.300	0.491	0.467	south-southeast	3.0	No
10:00	0.439	0.703	0.445	0.840	0.584	0.298	0.492	0.467	south-southeast	2.9	No
10:10	0.439	0.701	0.446	0.840	0.584	0.300	0.491	0.468	south-southeast	3.2	No
10:20	0.442	0.702	0.446	0.839	0.585	0.298	0.492	0.466	southeast	3.2	No
10:30	0.440	0.704	0.444	0.839	0.586	0.300	0.493	0.468	southeast	3.9	No
10:40	0.441	0.703	0.442	0.839	0.586	0.299	0.493	0.469	south-southeast	4.1	No
10:50	0.441	0.705	0.447	0.841	0.586	0.300	0.493	0.469	south-southeast	3.9	No
11:00	0.441	0.705	0.446	0.838	0.589	0.300	0.492	0.468	south-southeast	3.6	No
11:10	0.442	0.703	0.446	0.839	0.587	0.300	0.492	0.468	south-southeast	3.9	No
11:20	0.441	0.705	0.442	0.840	0.588	0.300	0.492	0.470	south-southeast	4.6	No
11:30	0.439	0.707	0.444	0.839	0.588	0.301	0.492	0.469	southeast	3.5	No
11:40	0.441	0.706	0.445	0.838	0.588	0.301	0.492	0.469	southeast	3.5	No
11:50	0.441	0.705	0.443	0.839	0.589	0.297	0.494	0.469	south-southeast	3.8	No
12:00	0.441	0.707	0.446	0.838	0.589	0.298	0.494	0.469	southeast	2.7	No
12:10	0.441	0.705	0.444	0.838	0.590	0.299	0.493	0.469	south-southeast	3.6	No
12:20	0.441	0.707	0.446	0.841	0.590	0.299	0.494	0.469	southeast	4.1	No
12:30	0.441	0.707	0.445	0.839	0.589	0.297	0.492	0.471	south-southeast	4.0	No
12:40	0.440	0.707	0.447	0.840	0.593	0.298	0.491	0.470	south-southeast	4.1	No
12:50	0.443	0.706	0.448	0.840	0.590	0.299	0.493	0.470	south-southeast	4.4	No
13:00	0.443	0.706	0.446	0.838	0.590	0.299	0.493	0.470	south-southeast	4.0	No
13:10	0.443	0.707	0.447	0.840	0.592	0.299	0.494	0.470	south-southeast	4.2	No
13:20	0.443	0.706	0.448	0.840	0.592	0.299	0.493	0.470	southeast	3.7	No
13:30	0.442	0.708	0.448	0.841	0.592	0.299	0.496	0.469	south-southeast	4.8	No
13:40	0.442	0.708	0.448	0.841	0.591	0.300	0.495	0.469	south-southeast	3.4	No
13:50	0.444	0.707	0.448	0.842	0.591	0.301	0.495	0.470	southeast	3.3	No
14:00	0.444	0.708	0.448	0.842	0.593	0.300	0.495	0.472	south-southeast	3.4	No
14:10	0.443	0.707	0.448	0.841	0.592	0.299	0.495	0.468	south-southeast	3.9	No
14:20	0.444	0.708	0.447	0.841	0.592	0.300	0.495	0.470	south-southeast	4.3	No
14:30	0.443	0.707	0.449	0.842	0.591	0.298	0.495	0.470	south-southeast	4.1	No
14:40	0.445	0.706	0.447	0.841	0.593	0.295	0.495	0.469	south-southeast	4.2	No
14:50	0.444	0.707	0.446	0.841	0.593	0.300	0.495	0.471	south-southeast	4.5	No
15:00	0.446	0.709	0.446	0.843	0.593	0.300	0.496	0.470	south	4.5	No
15:10	0.445	0.707	0.446	0.845	0.593	0.297	0.497	0.470	south	4.8	No
15:20	0.444	0.707	0.445	0.847	0.591	0.297	0.496	0.470	south-southeast	4.9	No
15:30	0.444	0.706	0.445	0.846	0.591	0.297	0.496	0.468	south-southeast	4.5	No
15:40	0.442	0.706	0.446	0.845	0.592	0.297	0.497	0.471	south-southeast	4.5	No
15:50	0.444	0.705	0.445	0.846	0.592	0.299	0.495	0.470	south-southeast	3.8	No
16:00	0.444	0.707	0.446	0.846	0.590	0.298	0.495	0.469	south-southeast	3.8	No
16:10	0.444	0.705	0.446	0.845	0.592	0.300	0.495	0.470	south-southeast	4.9	No
16:20	0.444	0.706	0.446	0.845	0.593	0.299	0.495	0.470	south	4.3	No
16:30	0.446	0.707	0.447	0.844	0.592	0.299	0.494	0.470	south	4.0	No
16:40	0.445	0.707	0.446	0.843	0.592	0.299	0.494	0.471	south	4.4	No
16:50	0.443	0.707	0.446	0.845	0.591	0.298	0.495	0.470	south	4.9	No
17:00	0.442	0.708	0.445	0.843	0.591	0.298	0.494	0.470	south	4.1	No
17:10	0.444	0.706	0.446	0.843	0.592	0.297	0.494	0.469	south	3.7	No
17:20	0.444	0.706	0.446	0.845	0.590	0.299	0.492	0.469	south	3.2	No
17:30	0.442	0.706	0.446	0.843	0.591	0.299	0.494	0.470	south	3.0	No
17:40	0.442	0.706	0.446	0.843	0.590	0.297	0.494	0.468	south	3.3	No
17:50	0.442	0.706	0.444	0.846	0.590	0.298	0.493	0.468	south	2.4	No
18:00	0.444	0.706	0.446	0.843	0.593	0.297	0.494	0.469	south-southeast	1.8	No
18:10	0.442	0.706	0.445	0.846	0.593	0.298	0.493	0.468	south-southeast	1.7	No
18:20	0.444	0.706	0.444	0.845	0.591	0.298	0.492	0.468	south	1.6	No
18:30	0.443	0.706	0.445	0.844	0.593	0.298	0.491	0.470	south	1.2	No
18:40	0.443	0.707	0.445	0.844	0.593	0.298	0.492	0.468	south	1.1	No
18:50	0.442	0.708	0.446	0.847	0.592	0.299	0.493	0.469	south-southwest	0.9	No
19:00	0.443	0.706	0.447	0.844	0.593	0.298	0.492	0.468	west-southwest	0.9	No
19:10	0.441	0.706	0.445	0.846	0.592	0.299	0.492	0.470	west-southwest	1.7	No
19:20	0.442	0.708	0.446	0.848	0.592	0.298	0.494	0.469	west	1.7	No
19:30	0.442	0.704	0.446	0.845	0.592	0.298	0.493	0.468	west-northwest	2.0	No
19:40	0.441	0.706	0.445	0.844	0.592	0.297	0.493	0.468	northwest	1.9	No
19:50	0.442	0.705	0.447	0.845	0.592	0.299	0.493	0.469	northwest	2.8	No
20:00	0.443	0.706	0.447	0.844	0.592	0.298	0.493	0.470	northwest	2.0	No
20:10	0.443	0.708	0.448	0.845	0.592	0.299	0.495	0.469	northwest	2.0	No
20:20	0.442	0.708	0.446	0.848	0.594	0.300	0.493	0.470	west-northwest	2.7	No
20:30	0.445	0.709	0.447	0.846	0.593	0.300	0.496	0.470	west-northwest	2.0	No
20:40	0.444	0.708	0.446	0.845	0.592	0.300	0.496	0.471	southwest	1.1	No
20:50	0.445	0.707	0.448	0.846	0.591	0.299	0.495	0.470	southwest	1.7	No
21:00	0.445	0.709	0.447	0.847	0.593	0.300	0.495	0.470	west-southwest	2.6	No
21:10	0.445	0.710	0.446	0.847	0.595	0.299	0.495	0.471	west	2.2	No
21:20	0.445	0.708	0.446	0.847	0.593	0.300	0.496	0.471	west	2.9	No
21:30	0.444	0.709	0.446	0.847	0.596	0.299	0.496	0.471	west	2.8	No
21:40	0.446	0.710	0.448	0.847	0.594	0.300	0.495	0.470	west	2.5	No
21:50	0.444	0.708	0.446	0.847	0.593	0.300	0.495	0.471	west-northwest	2.5	No
22:00	0.443	0.709	0.448	0.847	0.593	0.298	0.495	0.471	northwest	2.5	No
22:10	0.444	0.707	0.448	0.845	0.594	0.299	0.496	0.472	west-northwest	3.5	No
22:20	0.444	0.708	0.448	0.846	0.593	0.302	0.493	0.471	west-northwest	4.8	No
22:30	0.444	0.708	0.447	0.848	0.594	0.300	0.494	0.470	northwest	5.8	No
22:40	0.445	0.708	0.446	0.845	0.594	0.300	0.496	0.471	west-northwest	5.7	No
22:50	0.443	0.708	0.447	0.846	0.593	0.300	0.495	0.471	west-northwest	5.3	No
23:00	0.445	0.707	0.448	0.848	0.593	0.301	0.494	0.470	west-northwest	3.3	No
23:10	0.444	0.707	0.448	0.845	0.594	0.300	0.496	0.470	west	2.4	No
23:20	0.444	0.707	0.446	0.845	0.594	0.300	0.495	0.471	west-northwest	1.8	No
23:30	0.445	0.708	0.446	0.845	0.594	0.301	0.495	0.471	west-northwest	3.6	No
23:40	0.445	0.710	0.448	0.846	0.593	0.302	0.496	0.471	west-northwest	3.4	No
23:50	0.444	0.709	0.449	0.846	0.594	0.300	0.495	0.472	west-northwest	2.8	No