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

○Information

○Measurement value list ： 2026/08/27(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	0.446	0.707	0.450	0.851	0.597	0.304	0.497	0.472	southwest	5.0	Yes
00:10	0.447	0.707	0.449	0.851	0.600	0.304	0.498	0.474	southwest	4.5	Yes
00:20	0.447	0.707	0.450	0.851	0.598	0.302	0.497	0.472	southwest	5.3	Yes
00:30	0.446	0.709	0.448	0.852	0.597	0.304	0.497	0.473	west-southwest	4.8	Yes
00:40	0.445	0.709	0.450	0.849	0.598	0.303	0.498	0.474	west-southwest	4.5	Yes
00:50	0.449	0.706	0.450	0.852	0.598	0.303	0.496	0.471	west-southwest	7.9	Yes
01:00	0.449	0.704	0.449	0.851	0.598	0.303	0.497	0.472	southwest	5.7	Yes
01:10	0.447	0.706	0.448	0.851	0.596	0.303	0.496	0.470	southwest	3.5	Yes
01:20	0.445	0.702	0.447	0.851	0.595	0.303	0.496	0.472	west-northwest	2.3	Yes
01:30	0.443	0.699	0.445	0.848	0.592	0.303	0.495	0.471	northwest	4.0	Yes
01:40	0.443	0.695	0.445	0.849	0.593	0.304	0.495	0.471	north-northwest	4.9	Yes
01:50	0.443	0.693	0.445	0.848	0.591	0.302	0.495	0.472	north-northwest	4.2	Yes
02:00	0.443	0.695	0.444	0.846	0.591	0.302	0.495	0.470	north-northwest	4.1	Yes
02:10	0.442	0.692	0.443	0.847	0.591	0.301	0.495	0.472	northwest	2.9	Yes
02:20	0.439	0.692	0.441	0.845	0.588	0.301	0.494	0.471	south-southwest	1.4	Yes
02:30	0.440	0.689	0.442	0.843	0.587	0.299	0.494	0.471	southwest	1.0	Yes
02:40	0.439	0.689	0.441	0.842	0.586	0.301	0.493	0.471	south-southwest	1.0	Yes
02:50	0.439	0.690	0.442	0.844	0.585	0.298	0.493	0.471	-	CALM	Yes
03:00	0.438	0.690	0.439	0.843	0.587	0.297	0.492	0.470	northwest	0.9	Yes
03:10	0.437	0.689	0.440	0.843	0.586	0.298	0.491	0.469	southwest	2.0	Yes
03:20	0.438	0.686	0.438	0.842	0.585	0.297	0.493	0.472	south-southwest	5.2	Yes
03:30	0.438	0.687	0.440	0.842	0.584	0.296	0.493	0.471	south	6.8	No
03:40	0.435	0.688	0.439	0.842	0.585	0.298	0.493	0.469	south	4.6	No
03:50	0.436	0.690	0.438	0.842	0.585	0.298	0.493	0.469	south-southwest	5.6	No
04:00	0.436	0.689	0.436	0.842	0.586	0.297	0.492	0.470	south-southwest	7.3	Yes
04:10	0.437	0.688	0.438	0.840	0.584	0.297	0.493	0.470	south	7.4	Yes
04:20	0.435	0.687	0.436	0.839	0.584	0.295	0.492	0.470	south	5.0	Yes
04:30	0.438	0.684	0.435	0.840	0.585	0.296	0.494	0.469	south	4.8	Yes
04:40	0.434	0.686	0.434	0.842	0.584	0.295	0.494	0.470	south-southwest	4.4	Yes
04:50	0.435	0.686	0.434	0.841	0.583	0.295	0.492	0.470	southwest	3.7	Yes
05:00	0.433	0.682	0.436	0.841	0.583	0.296	0.494	0.469	southwest	3.0	Yes
05:10	0.436	0.683	0.435	0.842	0.583	0.296	0.492	0.469	south-southwest	5.0	Yes
05:20	0.434	0.685	0.436	0.839	0.584	0.295	0.493	0.469	south-southwest	4.6	Yes
05:30	0.434	0.686	0.435	0.840	0.584	0.296	0.492	0.471	south-southwest	4.9	No
05:40	0.434	0.684	0.436	0.841	0.584	0.296	0.492	0.469	southwest	2.6	Yes
05:50	0.435	0.685	0.435	0.840	0.583	0.295	0.493	0.470	west	2.0	Yes
06:00	0.434	0.685	0.433	0.840	0.582	0.296	0.492	0.470	north-northwest	0.9	Yes
06:10	0.435	0.685	0.433	0.840	0.584	0.296	0.493	0.468	west	3.5	Yes
06:20	0.436	0.685	0.436	0.841	0.584	0.296	0.492	0.469	west-southwest	3.1	Yes
06:30	0.434	0.685	0.435	0.840	0.583	0.296	0.492	0.469	south-southwest	1.7	No
06:40	0.434	0.686	0.435	0.842	0.584	0.295	0.493	0.469	south-southwest	1.8	No
06:50	0.436	0.685	0.435	0.841	0.584	0.295	0.492	0.469	south-southwest	1.3	Yes
07:00	0.435	0.684	0.436	0.841	0.582	0.296	0.493	0.469	south-southeast	1.3	Yes
07:10	0.436	0.685	0.434	0.839	0.581	0.294	0.493	0.469	south-southwest	1.9	Yes
07:20	0.433	0.686	0.434	0.841	0.583	0.296	0.493	0.470	southwest	2.2	Yes
07:30	0.437	0.683	0.435	0.841	0.584	0.297	0.493	0.470	west	0.8	No
07:40	0.437	0.687	0.435	0.840	0.581	0.297	0.492	0.471	northwest	2.4	No
07:50	0.435	0.686	0.435	0.841	0.583	0.296	0.492	0.470	west-northwest	3.2	No
08:00	0.436	0.687	0.435	0.840	0.584	0.296	0.494	0.469	west-northwest	4.0	No
08:10	0.435	0.688	0.434	0.840	0.583	0.296	0.494	0.468	west	4.4	No
08:20	0.436	0.685	0.434	0.841	0.581	0.297	0.494	0.469	west-northwest	5.3	No
08:30	0.434	0.686	0.434	0.842	0.583	0.296	0.492	0.469	west	3.5	No
08:40	0.435	0.686	0.436	0.841	0.584	0.295	0.493	0.470	west-southwest	3.9	No
08:50	0.436	0.688	0.436	0.842	0.582	0.296	0.494	0.471	east	1.1	No
09:00	0.437	0.688	0.436	0.842	0.584	0.295	0.494	0.470	north	1.8	No
09:10	0.437	0.687	0.436	0.843	0.583	0.296	0.494	0.470	east	1.7	No
09:20	0.435	0.687	0.436	0.843	0.585	0.296	0.494	0.470	east	1.5	No
09:30	0.436	0.688	0.437	0.843	0.584	0.296	0.495	0.468	east-southeast	2.0	No
09:40	0.437	0.688	0.436	0.843	0.585	0.296	0.496	0.468	south	0.8	No
09:50	0.436	0.689	0.438	0.843	0.583	0.295	0.494	0.467	-	CALM	No
10:00	0.436	0.689	0.438	0.842	0.585	0.296	0.494	0.467	north-northwest	0.6	No
10:10	0.438	0.689	0.439	0.844	0.584	0.297	0.493	0.466	north-northwest	1.6	No
10:20	0.437	0.693	0.437	0.844	0.586	0.296	0.492	0.469	northeast	1.4	No
10:30	0.438	0.690	0.438	0.845	0.588	0.296	0.495	0.467	east	1.3	No
10:40	0.439	0.694	0.438	0.843	0.585	0.296	0.494	0.467	southeast	1.8	No
10:50	0.438	0.691	0.439	0.841	0.587	0.297	0.496	0.468	south	2.8	No
11:00	0.440	0.690	0.441	0.839	0.588	0.298	0.496	0.467	south	2.8	No
11:10	0.440	0.693	0.442	0.841	0.588	0.298	0.495	0.468	south	2.7	No
11:20	0.439	0.692	0.441	0.842	0.588	0.299	0.495	0.469	south	2.9	No
11:30	0.440	0.691	0.441	0.841	0.586	0.298	0.495	0.469	south	3.7	No
11:40	0.438	0.694	0.441	0.845	0.589	0.298	0.494	0.470	south-southeast	1.6	No
11:50	0.440	0.692	0.444	0.842	0.588	0.298	0.496	0.470	south-southwest	1.2	No
12:00	0.440	0.692	0.441	0.844	0.587	0.298	0.496	0.469	south-southwest	1.7	No
12:10	0.439	0.693	0.443	0.842	0.586	0.298	0.496	0.469	south	1.9	Yes
12:20	0.440	0.694	0.441	0.842	0.588	0.298	0.496	0.470	south-southwest	4.5	Yes
12:30	0.440	0.694	0.442	0.842	0.588	0.296	0.496	0.470	south-southwest	4.9	Yes
12:40	0.440	0.692	0.441	0.843	0.587	0.299	0.495	0.469	south-southwest	3.6	Yes
12:50	0.441	0.694	0.442	0.844	0.587	0.299	0.494	0.470	southwest	3.1	Yes
13:00	0.438	0.692	0.442	0.844	0.587	0.299	0.493	0.470	west-southwest	2.2	Yes
13:10	0.440	0.693	0.441	0.844	0.588	0.299	0.495	0.469	northwest	2.4	Yes
13:20	0.442	0.691	0.440	0.843	0.587	0.297	0.495	0.470	northwest	3.6	Yes
13:30	0.440	0.692	0.441	0.846	0.590	0.298	0.495	0.470	west-northwest	2.8	Yes
13:40	0.441	0.689	0.442	0.846	0.588	0.297	0.495	0.469	west-southwest	1.2	Yes
13:50	0.442	0.692	0.442	0.847	0.588	0.299	0.495	0.469	southwest	1.6	Yes
14:00	0.440	0.693	0.440	0.843	0.588	0.298	0.495	0.470	south-southwest	2.1	Yes
14:10	0.440	0.692	0.442	0.845	0.590	0.300	0.495	0.470	south-southwest	4.7	Yes
14:20	0.440	0.693	0.444	0.844	0.589	0.299	0.495	0.471	south-southwest	4.8	Yes
14:30	0.441	0.694	0.444	0.845	0.588	0.298	0.497	0.469	south-southwest	5.4	Yes
14:40	0.441	0.694	0.443	0.845	0.589	0.298	0.494	0.470	southwest	6.5	Yes
14:50	0.440	0.694	0.442	0.846	0.588	0.299	0.496	0.470	southwest	4.6	Yes
15:00	0.441	0.692	0.443	0.846	0.587	0.299	0.496	0.471	west-southwest	3.6	Yes
15:10	0.442	0.692	0.441	0.845	0.588	0.298	0.494	0.469	west	2.8	Yes
15:20	0.440	0.696	0.443	0.845	0.588	0.298	0.495	0.472	west-southwest	3.0	Yes
15:30	0.441	0.694	0.442	0.844	0.589	0.297	0.496	0.470	west-southwest	1.5	Yes
15:40	0.440	0.695	0.443	0.844	0.586	0.298	0.496	0.471	west-southwest	4.7	Yes
15:50	0.440	0.694	0.442	0.846	0.588	0.297	0.496	0.469	west	3.2	Yes
16:00	0.441	0.692	0.442	0.846	0.589	0.297	0.495	0.470	west	2.5	Yes
16:10	0.442	0.693	0.442	0.844	0.588	0.298	0.494	0.471	west-southwest	8.6	Yes
16:20	0.440	0.694	0.442	0.845	0.589	0.297	0.496	0.472	west-southwest	5.7	Yes
16:30	0.441	0.694	0.442	0.844	0.587	0.298	0.496	0.470	west-southwest	2.9	Yes
16:40	0.441	0.693	0.443	0.845	0.585	0.297	0.495	0.468	west-southwest	2.7	Yes
16:50	0.440	0.692	0.443	0.847	0.588	0.298	0.495	0.469	south-southwest	2.0	Yes
17:00	0.441	0.695	0.442	0.845	0.587	0.297	0.496	0.470	southwest	2.9	Yes
17:10	0.441	0.694	0.442	0.846	0.586	0.298	0.494	0.471	southwest	2.0	Yes
17:20	0.440	0.693	0.444	0.847	0.589	0.299	0.496	0.470	southwest	4.4	Yes
17:30	0.440	0.695	0.443	0.847	0.590	0.298	0.495	0.472	southwest	3.6	No
17:40	0.440	0.695	0.445	0.847	0.587	0.298	0.495	0.471	southeast	4.9	No
17:50	0.440	0.695	0.443	0.845	0.589	0.297	0.496	0.470	south-southeast	5.5	No
18:00	0.440	0.695	0.444	0.846	0.588	0.299	0.496	0.472	south	5.3	No
18:10	0.441	0.697	0.444	0.847	0.587	0.298	0.494	0.470	south-southeast	3.7	Yes
18:20	0.441	0.695	0.445	0.847	0.587	0.298	0.496	0.472	south-southeast	3.2	No
18:30	0.442	0.696	0.443	0.847	0.588	0.298	0.495	0.470	south-southwest	1.5	No
18:40	0.442	0.695	0.443	0.847	0.589	0.297	0.495	0.471	south-southeast	1.2	Yes
18:50	0.440	0.694	0.445	0.846	0.590	0.297	0.495	0.472	southeast	1.9	No
19:00	0.441	0.696	0.445	0.848	0.589	0.298	0.495	0.471	east	0.8	No
19:10	0.441	0.696	0.444	0.847	0.590	0.298	0.496	0.470	east-northeast	2.1	No
19:20	0.440	0.693	0.444	0.846	0.589	0.298	0.496	0.472	northeast	3.1	No
19:30	0.441	0.694	0.444	0.846	0.591	0.297	0.495	0.471	north-northeast	4.0	No
19:40	0.441	0.696	0.445	0.847	0.589	0.297	0.496	0.471	north-northeast	4.6	No
19:50	0.442	0.695	0.442	0.845	0.589	0.297	0.495	0.470	north-northeast	4.1	No
20:00	0.441	0.696	0.444	0.848	0.589	0.299	0.495	0.471	north	3.6	No
20:10	0.440	0.695	0.443	0.846	0.590	0.298	0.495	0.470	north-northwest	3.8	No
20:20	0.442	0.694	0.444	0.846	0.588	0.297	0.495	0.471	northwest	3.6	No
20:30	0.442	0.693	0.444	0.847	0.588	0.298	0.495	0.471	northwest	3.0	No
20:40	0.440	0.696	0.444	0.848	0.589	0.298	0.495	0.470	north	2.6	No
20:50	0.440	0.697	0.443	0.847	0.589	0.297	0.495	0.471	north-northeast	1.1	No
21:00	0.441	0.695	0.442	0.849	0.589	0.298	0.495	0.473	-	CALM	No
21:10	0.441	0.696	0.444	0.847	0.589	0.297	0.496	0.469	west-southwest	0.9	No
21:20	0.440	0.696	0.445	0.846	0.590	0.298	0.496	0.471	southwest	1.7	No
21:30	0.441	0.696	0.444	0.847	0.588	0.298	0.496	0.471	south-southwest	2.7	No
21:40	0.439	0.695	0.444	0.848	0.590	0.299	0.494	0.470	south-southwest	3.1	No
21:50	0.442	0.696	0.443	0.847	0.591	0.299	0.496	0.469	south-southwest	3.2	No
22:00	0.442	0.695	0.446	0.845	0.589	0.299	0.496	0.470	south-southwest	3.4	No
22:10	0.442	0.695	0.444	0.849	0.591	0.298	0.495	0.470	south-southwest	3.6	No
22:20	0.441	0.697	0.443	0.848	0.589	0.297	0.494	0.472	south	3.2	No
22:30	0.440	0.696	0.444	0.846	0.590	0.299	0.495	0.471	south-southwest	2.8	No
22:40	0.442	0.693	0.444	0.848	0.590	0.299	0.494	0.471	south-southwest	3.0	No
22:50	0.441	0.697	0.443	0.848	0.590	0.300	0.496	0.470	south-southwest	3.1	No
23:00	0.441	0.697	0.444	0.847	0.588	0.298	0.496	0.469	south-southwest	2.6	No
23:10	0.442	0.697	0.444	0.848	0.590	0.298	0.496	0.470	south-southwest	3.7	No
23:20	0.441	0.695	0.443	0.849	0.590	0.298	0.495	0.471	south-southwest	2.9	No
23:30	0.441	0.695	0.443	0.850	0.590	0.298	0.496	0.471	southwest	3.6	No
23:40	0.440	0.696	0.443	0.847	0.591	0.298	0.494	0.471	south-southwest	3.7	No
23:50	0.442	0.697	0.444	0.848	0.591	0.299	0.495	0.472	southwest	3.6	No