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

○Information

○Measurement value list ： 2026/05/21(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	0.469	0.742	0.449	0.913	0.631	0.305	0.518	0.486	northwest	1.7	No
00:10	0.468	0.742	0.449	0.913	0.632	0.305	0.518	0.485	northwest	1.6	No
00:20	0.468	0.740	0.449	0.913	0.632	0.307	0.516	0.485	west-northwest	1.1	No
00:30	0.470	0.743	0.449	0.911	0.633	0.306	0.517	0.486	west-southwest	1.2	No
00:40	0.468	0.743	0.449	0.910	0.631	0.305	0.518	0.486	west	0.8	Yes
00:50	0.470	0.742	0.450	0.911	0.634	0.305	0.517	0.485	north-northeast	1.9	No
01:00	0.469	0.743	0.449	0.912	0.630	0.305	0.518	0.486	north-northeast	2.3	No
01:10	0.469	0.743	0.449	0.911	0.632	0.305	0.517	0.486	north-northeast	2.9	No
01:20	0.468	0.741	0.448	0.910	0.631	0.303	0.516	0.485	north	4.3	No
01:30	0.468	0.741	0.449	0.910	0.630	0.303	0.516	0.485	north	3.7	No
01:40	0.469	0.743	0.446	0.911	0.629	0.303	0.518	0.486	north	3.2	No
01:50	0.468	0.741	0.445	0.911	0.630	0.303	0.516	0.485	north	2.9	Yes
02:00	0.470	0.741	0.447	0.908	0.629	0.304	0.517	0.487	north-northeast	3.5	Yes
02:10	0.469	0.740	0.447	0.911	0.629	0.304	0.516	0.485	north	2.7	Yes
02:20	0.468	0.743	0.447	0.911	0.631	0.304	0.515	0.485	north-northeast	2.6	Yes
02:30	0.468	0.740	0.447	0.909	0.631	0.303	0.517	0.485	north-northeast	3.0	Yes
02:40	0.467	0.740	0.447	0.912	0.630	0.304	0.515	0.485	north	1.9	Yes
02:50	0.470	0.741	0.446	0.911	0.630	0.303	0.516	0.485	north-northeast	1.9	Yes
03:00	0.470	0.741	0.446	0.910	0.630	0.304	0.515	0.485	north-northeast	2.8	Yes
03:10	0.467	0.740	0.446	0.911	0.630	0.305	0.515	0.485	north-northeast	3.4	Yes
03:20	0.468	0.740	0.447	0.911	0.632	0.305	0.517	0.485	north	2.7	Yes
03:30	0.468	0.739	0.446	0.911	0.630	0.305	0.516	0.484	north-northwest	2.0	Yes
03:40	0.467	0.740	0.447	0.912	0.630	0.304	0.515	0.485	north	2.6	Yes
03:50	0.467	0.740	0.446	0.909	0.631	0.304	0.515	0.485	north	3.0	Yes
04:00	0.469	0.739	0.445	0.910	0.632	0.306	0.516	0.487	north	3.1	Yes
04:10	0.468	0.741	0.447	0.911	0.629	0.305	0.515	0.485	north	3.0	Yes
04:20	0.469	0.738	0.447	0.909	0.630	0.306	0.516	0.486	north-northeast	2.8	Yes
04:30	0.469	0.738	0.447	0.908	0.631	0.304	0.517	0.485	north-northeast	3.4	Yes
04:40	0.468	0.738	0.446	0.910	0.628	0.305	0.515	0.485	north	3.9	Yes
04:50	0.467	0.735	0.445	0.910	0.628	0.303	0.513	0.485	north	4.3	Yes
05:00	0.467	0.737	0.445	0.910	0.627	0.304	0.512	0.483	north-northeast	4.2	Yes
05:10	0.467	0.734	0.445	0.909	0.626	0.304	0.513	0.483	north	5.6	Yes
05:20	0.468	0.734	0.444	0.909	0.626	0.305	0.512	0.482	north-northeast	4.4	Yes
05:30	0.467	0.735	0.445	0.909	0.625	0.305	0.512	0.481	north-northwest	3.9	Yes
05:40	0.467	0.733	0.446	0.908	0.624	0.304	0.511	0.482	north	4.1	Yes
05:50	0.465	0.731	0.445	0.907	0.627	0.303	0.511	0.484	north-northwest	3.3	Yes
06:00	0.465	0.731	0.442	0.908	0.623	0.303	0.511	0.483	north-northwest	2.9	Yes
06:10	0.465	0.729	0.442	0.906	0.622	0.303	0.510	0.481	north-northwest	2.6	Yes
06:20	0.464	0.727	0.442	0.904	0.621	0.303	0.510	0.482	north-northwest	4.1	Yes
06:30	0.463	0.727	0.442	0.904	0.621	0.304	0.511	0.480	north-northwest	3.0	Yes
06:40	0.462	0.723	0.441	0.904	0.620	0.303	0.509	0.481	north-northwest	3.4	Yes
06:50	0.462	0.722	0.440	0.901	0.621	0.302	0.509	0.481	north-northwest	3.2	Yes
07:00	0.464	0.722	0.441	0.902	0.618	0.302	0.508	0.480	north-northeast	2.9	Yes
07:10	0.462	0.721	0.441	0.898	0.615	0.302	0.507	0.479	north-northeast	2.3	Yes
07:20	0.462	0.718	0.439	0.898	0.613	0.301	0.505	0.478	north-northwest	2.7	Yes
07:30	0.459	0.714	0.438	0.896	0.611	0.301	0.505	0.478	north	3.4	Yes
07:40	0.458	0.712	0.437	0.894	0.612	0.300	0.506	0.477	north-northwest	3.3	Yes
07:50	0.457	0.709	0.437	0.888	0.609	0.300	0.504	0.475	north	2.9	Yes
08:00	0.456	0.705	0.436	0.887	0.606	0.299	0.504	0.477	north	3.1	Yes
08:10	0.454	0.702	0.433	0.882	0.604	0.298	0.502	0.477	north	3.0	Yes
08:20	0.453	0.699	0.432	0.879	0.602	0.298	0.503	0.475	north	3.4	Yes
08:30	0.450	0.697	0.431	0.876	0.601	0.298	0.501	0.475	north	3.9	Yes
08:40	0.449	0.697	0.433	0.873	0.598	0.297	0.501	0.474	-	-	Yes
08:50	0.446	0.690	0.428	0.863	0.592	0.297	0.498	0.472	north	4.3	Yes
09:00	0.444	0.688	0.428	0.861	0.590	0.294	0.498	0.472	north-northeast	4.2	Yes
09:10	0.442	0.685	0.428	0.856	0.587	0.293	0.497	0.471	-	-	Yes
09:20	0.440	0.680	0.427	0.848	0.585	0.291	0.496	0.470	north	5.0	Yes
09:30	0.441	0.679	0.428	0.848	0.585	0.291	0.496	0.469	north	3.0	Yes
09:40	0.440	0.680	0.426	0.848	0.583	0.291	0.496	0.469	north-northeast	3.1	Yes
09:50	0.442	0.680	0.428	0.847	0.584	0.293	0.496	0.469	north	4.0	Yes
10:00	0.442	0.682	0.428	0.849	0.585	0.294	0.495	0.468	north	3.7	Yes
10:10	0.444	0.684	0.428	0.849	0.585	0.293	0.496	0.469	north	3.2	Yes
10:20	0.443	0.682	0.426	0.848	0.585	0.295	0.495	0.469	north-northeast	2.9	Yes
10:30	0.442	0.684	0.430	0.848	0.586	0.295	0.493	0.471	north	3.1	Yes
10:40	0.445	0.685	0.430	0.848	0.586	0.296	0.493	0.470	north-northeast	2.8	Yes
10:50	0.445	0.681	0.430	0.847	0.586	0.295	0.495	0.472	north	3.4	Yes
11:00	0.445	0.681	0.429	0.847	0.586	0.296	0.496	0.469	north-northwest	3.2	Yes
11:10	0.446	0.680	0.429	0.847	0.586	0.296	0.495	0.471	north	6.2	Yes
11:20	0.442	0.679	0.430	0.844	0.584	0.295	0.494	0.469	-	-	Yes
11:30	0.443	0.683	0.430	0.845	0.585	0.296	0.494	0.469	north	3.3	Yes
11:40	0.444	0.681	0.429	0.843	0.582	0.296	0.493	0.470	north	2.7	Yes
11:50	0.444	0.683	0.429	0.843	0.583	0.296	0.492	0.470	north-northeast	4.3	Yes
12:00	0.443	0.680	0.430	0.841	0.582	0.295	0.493	0.468	north-northeast	4.4	Yes
12:10	0.443	0.679	0.428	0.842	0.581	0.295	0.492	0.469	north	3.0	Yes
12:20	0.442	0.680	0.428	0.841	0.581	0.296	0.491	0.470	north	3.7	Yes
12:30	0.444	0.680	0.427	0.841	0.581	0.295	0.494	0.469	north-northwest	4.5	Yes
12:40	0.443	0.678	0.428	0.840	0.580	0.295	0.492	0.469	north	3.9	Yes
12:50	0.443	0.680	0.427	0.840	0.580	0.296	0.492	0.469	north	5.2	Yes
13:00	0.443	0.678	0.428	0.841	0.581	0.296	0.493	0.469	north-northwest	4.5	Yes
13:10	0.443	0.677	0.427	0.838	0.577	0.296	0.493	0.470	north	5.8	Yes
13:20	0.442	0.677	0.426	0.838	0.578	0.295	0.490	0.468	north	5.5	Yes
13:30	0.443	0.679	0.429	0.838	0.577	0.297	0.492	0.469	north	5.2	Yes
13:40	0.443	0.680	0.429	0.839	0.579	0.296	0.492	0.472	north	5.8	Yes
13:50	0.441	0.679	0.429	0.837	0.578	0.296	0.491	0.471	north-northwest	5.6	Yes
14:00	0.442	0.679	0.427	0.839	0.576	0.297	0.491	0.468	north	5.8	Yes
14:10	0.443	0.679	0.427	0.835	0.576	0.296	0.490	0.469	north	4.4	Yes
14:20	0.443	0.678	0.426	0.836	0.577	0.296	0.492	0.470	north	4.7	Yes
14:30	0.441	0.676	0.428	0.837	0.577	0.297	0.491	0.471	north-northwest	5.5	Yes
14:40	0.443	0.679	0.427	0.837	0.579	0.296	0.492	0.470	north-northwest	5.8	Yes
14:50	0.442	0.679	0.428	0.837	0.579	0.296	0.490	0.472	north	5.8	Yes
15:00	0.443	0.679	0.427	0.840	0.579	0.295	0.493	0.470	north-northwest	5.2	Yes
15:10	0.443	0.682	0.426	0.839	0.579	0.295	0.489	0.471	north	5.3	Yes
15:20	0.442	0.681	0.425	0.839	0.578	0.295	0.490	0.470	north	5.5	Yes
15:30	0.442	0.681	0.425	0.841	0.580	0.294	0.490	0.472	north	4.7	Yes
15:40	0.441	0.681	0.426	0.840	0.579	0.294	0.489	0.470	north	5.2	Yes
15:50	0.441	0.680	0.424	0.840	0.577	0.293	0.490	0.471	north-northwest	4.7	Yes
16:00	0.441	0.681	0.422	0.839	0.579	0.293	0.490	0.470	north-northwest	5.2	Yes
16:10	0.440	0.682	0.424	0.839	0.578	0.293	0.491	0.470	north-northwest	4.8	Yes
16:20	0.440	0.682	0.425	0.839	0.579	0.294	0.490	0.472	north-northwest	4.6	Yes
16:30	0.441	0.684	0.424	0.839	0.578	0.294	0.489	0.472	north-northwest	4.7	Yes
16:40	0.440	0.682	0.425	0.839	0.580	0.295	0.490	0.471	north-northwest	5.5	Yes
16:50	0.439	0.682	0.424	0.837	0.578	0.294	0.489	0.471	northwest	4.7	Yes
17:00	0.440	0.681	0.425	0.837	0.577	0.296	0.489	0.470	north-northwest	5.5	Yes
17:10	0.440	0.681	0.424	0.837	0.576	0.296	0.489	0.470	north-northwest	4.9	Yes
17:20	0.439	0.682	0.425	0.838	0.576	0.295	0.490	0.470	north-northwest	5.7	Yes
17:30	0.442	0.682	0.426	0.837	0.576	0.295	0.489	0.470	north-northwest	6.6	Yes
17:40	0.440	0.682	0.426	0.837	0.576	0.296	0.489	0.471	north-northwest	6.9	Yes
17:50	0.441	0.681	0.425	0.835	0.576	0.295	0.490	0.469	north-northwest	5.5	Yes
18:00	0.440	0.680	0.425	0.836	0.577	0.295	0.490	0.471	north	6.1	Yes
18:10	0.441	0.682	0.426	0.837	0.574	0.294	0.490	0.470	north-northwest	6.2	Yes
18:20	0.440	0.682	0.424	0.838	0.574	0.295	0.489	0.468	north	5.6	Yes
18:30	0.437	0.681	0.424	0.837	0.576	0.295	0.489	0.470	north	5.7	Yes
18:40	0.439	0.682	0.425	0.836	0.576	0.295	0.488	0.468	north	5.7	Yes
18:50	0.438	0.681	0.425	0.836	0.577	0.293	0.489	0.470	north	6.3	Yes
19:00	0.440	0.682	0.423	0.838	0.578	0.294	0.490	0.468	north	5.9	Yes
19:10	0.438	0.682	0.424	0.837	0.578	0.293	0.488	0.472	north	6.0	Yes
19:20	0.437	0.680	0.423	0.834	0.576	0.293	0.488	0.470	north	4.5	Yes
19:30	0.437	0.681	0.422	0.836	0.577	0.292	0.489	0.469	north	6.6	Yes
19:40	0.437	0.682	0.421	0.837	0.576	0.291	0.489	0.469	north-northwest	5.7	Yes
19:50	0.437	0.683	0.422	0.836	0.576	0.292	0.490	0.470	north-northwest	5.4	Yes
20:00	0.436	0.681	0.422	0.838	0.575	0.292	0.488	0.470	north-northwest	5.4	Yes
20:10	0.436	0.683	0.422	0.836	0.577	0.293	0.489	0.471	north	5.9	Yes
20:20	0.437	0.681	0.420	0.838	0.576	0.291	0.489	0.471	north-northwest	5.1	Yes
20:30	0.437	0.682	0.422	0.837	0.576	0.292	0.488	0.470	north-northwest	4.8	Yes
20:40	0.437	0.681	0.422	0.837	0.575	0.293	0.490	0.471	north-northwest	4.5	Yes
20:50	0.436	0.681	0.421	0.835	0.575	0.292	0.489	0.470	north-northwest	4.2	Yes
21:00	0.436	0.681	0.422	0.837	0.576	0.292	0.488	0.470	north-northwest	5.2	Yes
21:10	0.437	0.680	0.421	0.836	0.575	0.292	0.489	0.470	north	5.5	Yes
21:20	0.437	0.680	0.422	0.834	0.575	0.292	0.487	0.471	north-northwest	4.7	Yes
21:30	0.436	0.678	0.420	0.831	0.572	0.292	0.488	0.470	north-northwest	5.0	Yes
21:40	0.436	0.678	0.422	0.832	0.573	0.293	0.487	0.469	north-northwest	5.4	Yes
21:50	0.436	0.679	0.423	0.833	0.574	0.294	0.487	0.468	north-northwest	5.6	Yes
22:00	0.435	0.677	0.422	0.830	0.573	0.294	0.488	0.469	north-northwest	5.6	Yes
22:10	0.435	0.677	0.421	0.829	0.573	0.293	0.486	0.468	north-northwest	6.8	Yes
22:20	0.435	0.678	0.423	0.829	0.572	0.294	0.487	0.467	north-northwest	7.3	Yes
22:30	0.433	0.675	0.421	0.826	0.571	0.294	0.485	0.466	northwest	6.3	Yes
22:40	0.434	0.672	0.420	0.825	0.569	0.294	0.486	0.466	north	5.0	Yes
22:50	0.435	0.675	0.424	0.827	0.570	0.295	0.485	0.466	north-northwest	6.1	Yes
23:00	0.434	0.672	0.424	0.824	0.568	0.296	0.486	0.465	north	4.7	Yes
23:10	0.436	0.671	0.423	0.821	0.566	0.296	0.484	0.464	north	5.5	Yes
23:20	0.437	0.671	0.425	0.818	0.563	0.296	0.485	0.463	north	6.1	Yes
23:30	0.440	0.674	0.426	0.819	0.563	0.297	0.486	0.462	-	-	Yes
23:40	0.443	0.673	0.426	0.820	0.561	0.299	0.485	0.463	north-northwest	5.0	Yes
23:50	0.443	0.677	0.428	0.824	0.566	0.298	0.489	0.465	north-northwest	4.4	Yes