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

○Information

○Measurement value list ： 2026/05/01(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	0.464	0.717	0.436	0.867	0.598	0.300	0.507	0.479	south	4.8	No
00:10	0.467	0.718	0.438	0.864	0.598	0.298	0.506	0.479	south	4.7	No
00:20	0.464	0.718	0.436	0.866	0.596	0.298	0.506	0.478	south	4.9	No
00:30	0.467	0.717	0.436	0.868	0.598	0.298	0.505	0.479	south	5.3	No
00:40	0.465	0.715	0.435	0.863	0.599	0.298	0.506	0.478	south	6.3	Yes
00:50	0.464	0.716	0.435	0.866	0.596	0.298	0.506	0.480	south	6.3	No
01:00	0.465	0.717	0.436	0.865	0.598	0.299	0.504	0.479	south	5.1	Yes
01:10	0.466	0.718	0.435	0.868	0.597	0.299	0.505	0.479	south	5.4	Yes
01:20	0.466	0.717	0.437	0.866	0.597	0.298	0.505	0.479	south	5.6	Yes
01:30	0.465	0.717	0.435	0.865	0.599	0.300	0.504	0.479	south	5.4	Yes
01:40	0.465	0.718	0.436	0.865	0.596	0.299	0.504	0.479	south	5.2	No
01:50	0.464	0.715	0.437	0.865	0.598	0.299	0.505	0.479	south	5.3	Yes
02:00	0.467	0.717	0.436	0.866	0.598	0.299	0.503	0.479	south	4.8	Yes
02:10	0.467	0.718	0.437	0.865	0.598	0.299	0.504	0.480	south	4.6	Yes
02:20	0.465	0.718	0.437	0.866	0.597	0.298	0.504	0.479	south	4.0	Yes
02:30	0.467	0.718	0.436	0.867	0.596	0.300	0.504	0.479	south	3.8	Yes
02:40	0.465	0.717	0.436	0.867	0.597	0.299	0.504	0.478	south	3.2	Yes
02:50	0.466	0.716	0.436	0.865	0.598	0.299	0.503	0.478	south	4.3	Yes
03:00	0.464	0.716	0.436	0.866	0.596	0.301	0.506	0.478	south	4.7	Yes
03:10	0.466	0.717	0.435	0.866	0.598	0.298	0.504	0.478	south	4.3	Yes
03:20	0.465	0.717	0.436	0.866	0.598	0.299	0.502	0.480	south	4.5	Yes
03:30	0.466	0.718	0.436	0.866	0.598	0.299	0.504	0.480	south	4.6	Yes
03:40	0.465	0.715	0.437	0.867	0.599	0.299	0.504	0.480	south	4.5	Yes
03:50	0.467	0.717	0.436	0.867	0.598	0.298	0.503	0.478	south-southeast	4.6	Yes
04:00	0.466	0.716	0.435	0.868	0.598	0.299	0.503	0.479	south	4.5	Yes
04:10	0.465	0.717	0.436	0.866	0.597	0.299	0.502	0.478	south	4.7	Yes
04:20	0.465	0.715	0.435	0.867	0.599	0.300	0.502	0.479	south	4.4	Yes
04:30	0.466	0.717	0.436	0.865	0.599	0.299	0.503	0.478	south	4.9	Yes
04:40	0.464	0.716	0.437	0.867	0.597	0.299	0.502	0.477	south	4.8	Yes
04:50	0.466	0.716	0.435	0.866	0.598	0.300	0.503	0.478	south	4.3	Yes
05:00	0.464	0.717	0.436	0.866	0.598	0.299	0.502	0.478	south	4.3	Yes
05:10	0.466	0.714	0.436	0.867	0.599	0.301	0.502	0.478	south	4.1	Yes
05:20	0.465	0.714	0.437	0.868	0.598	0.301	0.502	0.478	south-southeast	5.0	Yes
05:30	0.468	0.714	0.437	0.865	0.598	0.301	0.502	0.479	south-southeast	4.5	Yes
05:40	0.466	0.714	0.437	0.867	0.597	0.299	0.501	0.478	south-southeast	4.3	Yes
05:50	0.467	0.715	0.436	0.868	0.595	0.300	0.503	0.479	south-southeast	4.4	Yes
06:00	0.467	0.715	0.437	0.868	0.596	0.301	0.502	0.479	south-southeast	5.2	Yes
06:10	0.465	0.713	0.436	0.867	0.594	0.301	0.500	0.477	south-southeast	5.0	Yes
06:20	0.466	0.709	0.435	0.866	0.593	0.300	0.499	0.477	southeast	4.6	Yes
06:30	0.465	0.708	0.434	0.865	0.594	0.300	0.502	0.477	south-southeast	4.0	Yes
06:40	0.464	0.708	0.435	0.864	0.592	0.301	0.498	0.477	south-southeast	3.9	Yes
06:50	0.463	0.704	0.435	0.862	0.590	0.300	0.499	0.478	south-southeast	4.2	Yes
07:00	0.462	0.699	0.432	0.858	0.586	0.301	0.498	0.475	south-southeast	4.1	Yes
07:10	0.460	0.691	0.432	0.850	0.581	0.302	0.496	0.471	southeast	5.4	Yes
07:20	0.458	0.690	0.432	0.840	0.578	0.303	0.494	0.472	southeast	5.9	Yes
07:30	0.461	0.689	0.433	0.839	0.578	0.303	0.495	0.470	south-southeast	6.2	Yes
07:40	0.459	0.690	0.432	0.837	0.579	0.303	0.494	0.470	south-southeast	7.5	Yes
07:50	0.459	0.688	0.431	0.836	0.578	0.302	0.494	0.470	southeast	9.3	Yes
08:00	0.457	0.687	0.431	0.834	0.578	0.301	0.495	0.468	southeast	9.0	Yes
08:10	0.457	0.685	0.429	0.833	0.576	0.300	0.493	0.471	southeast	8.7	Yes
08:20	0.456	0.685	0.429	0.832	0.575	0.300	0.493	0.470	southeast	10.6	Yes
08:30	0.456	0.684	0.429	0.832	0.573	0.300	0.492	0.470	southeast	9.0	Yes
08:40	0.455	0.683	0.429	0.829	0.573	0.300	0.491	0.470	southeast	9.2	Yes
08:50	0.454	0.682	0.429	0.828	0.571	0.299	0.490	0.470	southeast	9.0	Yes
09:00	0.454	0.680	0.428	0.826	0.571	0.298	0.491	0.471	south-southeast	9.3	Yes
09:10	0.453	0.679	0.427	0.823	0.569	0.299	0.491	0.469	southeast	10.0	Yes
09:20	0.452	0.678	0.427	0.824	0.568	0.299	0.490	0.468	southeast	9.5	Yes
09:30	0.451	0.678	0.427	0.821	0.566	0.298	0.490	0.468	southeast	9.3	Yes
09:40	0.450	0.678	0.425	0.820	0.566	0.298	0.490	0.470	southeast	11.0	Yes
09:50	0.450	0.677	0.426	0.819	0.563	0.297	0.490	0.468	southeast	9.6	Yes
10:00	0.449	0.676	0.424	0.819	0.562	0.297	0.491	0.466	southeast	10.6	Yes
10:10	0.448	0.673	0.424	0.814	0.560	0.296	0.488	0.468	southeast	10.2	Yes
10:20	0.448	0.675	0.425	0.816	0.561	0.298	0.489	0.467	southeast	11.0	Yes
10:30	0.450	0.676	0.426	0.816	0.560	0.296	0.489	0.468	southeast	10.1	Yes
10:40	0.448	0.676	0.424	0.818	0.560	0.298	0.491	0.467	southeast	10.9	Yes
10:50	0.446	0.673	0.424	0.818	0.559	0.296	0.489	0.467	southeast	10.8	Yes
11:00	0.444	0.671	0.424	0.817	0.556	0.295	0.489	0.467	southeast	11.0	Yes
11:10	0.442	0.671	0.422	0.814	0.555	0.294	0.488	0.467	southeast	10.7	Yes
11:20	0.443	0.670	0.421	0.813	0.554	0.294	0.488	0.467	east-southeast	11.7	Yes
11:30	0.441	0.665	0.421	0.809	0.551	0.293	0.488	0.465	east-southeast	10.4	Yes
11:40	0.438	0.663	0.419	0.805	0.546	0.291	0.485	0.465	east-southeast	11.4	Yes
11:50	0.437	0.661	0.418	0.803	0.543	0.291	0.486	0.464	southeast	10.2	Yes
12:00	0.435	0.661	0.418	0.803	0.541	0.291	0.485	0.463	southeast	10.8	Yes
12:10	0.435	0.659	0.418	0.802	0.540	0.291	0.485	0.462	southeast	10.7	Yes
12:20	0.437	0.660	0.417	0.802	0.538	0.291	0.486	0.462	southeast	11.5	Yes
12:30	0.437	0.658	0.417	0.803	0.536	0.291	0.485	0.460	east-southeast	10.2	Yes
12:40	0.437	0.660	0.418	0.802	0.535	0.291	0.483	0.460	southeast	11.4	Yes
12:50	0.436	0.657	0.418	0.803	0.534	0.290	0.484	0.462	east-southeast	11.7	Yes
13:00	0.436	0.654	0.415	0.802	0.532	0.289	0.483	0.460	east-southeast	13.3	Yes
13:10	0.437	0.653	0.416	0.803	0.531	0.288	0.484	0.461	east	12.2	Yes
13:20	0.438	0.654	0.416	0.804	0.534	0.290	0.484	0.463	east	12.8	Yes
13:30	0.438	0.654	0.416	0.805	0.532	0.288	0.484	0.462	east	13.6	Yes
13:40	0.437	0.654	0.414	0.806	0.531	0.289	0.484	0.462	east-southeast	10.3	Yes
13:50	0.431	0.648	0.415	0.801	0.529	0.289	0.484	0.460	southeast	11.0	Yes
14:00	0.433	0.649	0.414	0.802	0.526	0.288	0.484	0.462	southeast	9.6	Yes
14:10	0.436	0.648	0.415	0.806	0.528	0.289	0.485	0.461	south-southeast	9.3	Yes
14:20	0.436	0.649	0.415	0.806	0.526	0.288	0.484	0.463	south-southeast	8.9	Yes
14:30	0.438	0.651	0.416	0.806	0.526	0.288	0.485	0.462	south-southeast	9.2	Yes
14:40	0.436	0.650	0.414	0.806	0.526	0.290	0.484	0.463	south-southeast	7.6	Yes
14:50	0.436	0.648	0.412	0.805	0.523	0.288	0.485	0.465	south-southeast	8.6	Yes
15:00	0.432	0.646	0.413	0.800	0.521	0.287	0.484	0.462	south-southeast	8.7	Yes
15:10	0.433	0.644	0.412	0.801	0.519	0.288	0.484	0.462	south-southeast	9.3	Yes
15:20	0.436	0.645	0.412	0.802	0.519	0.287	0.485	0.463	south-southeast	7.0	Yes
15:30	0.436	0.647	0.414	0.805	0.521	0.287	0.486	0.465	south-southeast	8.9	Yes
15:40	0.437	0.647	0.413	0.806	0.519	0.288	0.484	0.464	south-southeast	9.7	Yes
15:50	0.432	0.643	0.412	0.802	0.515	0.286	0.482	0.462	south-southeast	8.6	Yes
16:00	0.428	0.637	0.409	0.797	0.512	0.287	0.482	0.460	south-southeast	7.3	Yes
16:10	0.432	0.640	0.409	0.799	0.512	0.288	0.480	0.462	southeast	7.5	Yes
16:20	0.429	0.640	0.409	0.797	0.511	0.287	0.481	0.460	south-southeast	9.8	Yes
16:30	0.429	0.638	0.411	0.796	0.512	0.288	0.480	0.459	south-southeast	8.9	Yes
16:40	0.433	0.640	0.410	0.799	0.513	0.288	0.482	0.462	south-southeast	9.7	Yes
16:50	0.435	0.641	0.413	0.802	0.514	0.289	0.484	0.464	south	9.3	Yes
17:00	0.438	0.639	0.414	0.802	0.515	0.289	0.484	0.466	south-southeast	10.0	Yes
17:10	0.437	0.644	0.414	0.805	0.517	0.290	0.484	0.466	south-southeast	8.7	Yes
17:20	0.438	0.643	0.414	0.808	0.518	0.289	0.485	0.467	south-southeast	9.6	Yes
17:30	0.439	0.645	0.414	0.808	0.521	0.290	0.486	0.468	south-southeast	8.2	Yes
17:40	0.441	0.645	0.414	0.811	0.522	0.290	0.487	0.468	south-southeast	8.1	Yes
17:50	0.440	0.646	0.416	0.815	0.524	0.290	0.486	0.469	south	6.5	Yes
18:00	0.440	0.647	0.414	0.814	0.525	0.290	0.486	0.469	south-southeast	8.4	Yes
18:10	0.440	0.646	0.416	0.814	0.525	0.291	0.486	0.469	south-southeast	8.2	Yes
18:20	0.440	0.647	0.415	0.818	0.526	0.290	0.486	0.469	south-southeast	7.9	Yes
18:30	0.440	0.648	0.416	0.817	0.529	0.289	0.488	0.470	south	7.5	No
18:40	0.439	0.647	0.417	0.819	0.528	0.292	0.489	0.469	south	7.6	No
18:50	0.440	0.650	0.416	0.820	0.529	0.291	0.488	0.469	south	6.7	Yes
19:00	0.441	0.650	0.416	0.818	0.529	0.292	0.488	0.470	south	7.2	No
19:10	0.441	0.650	0.415	0.820	0.529	0.291	0.488	0.471	south-southeast	5.2	Yes
19:20	0.441	0.651	0.418	0.820	0.530	0.291	0.488	0.472	south	5.5	No
19:30	0.441	0.653	0.416	0.821	0.533	0.292	0.487	0.473	south	4.6	No
19:40	0.442	0.654	0.419	0.821	0.533	0.292	0.488	0.473	south-southwest	4.2	No
19:50	0.444	0.655	0.418	0.821	0.536	0.292	0.489	0.473	south-southwest	3.9	No
20:00	0.444	0.657	0.421	0.821	0.535	0.292	0.489	0.474	south-southwest	3.8	No
20:10	0.443	0.657	0.417	0.822	0.537	0.292	0.490	0.472	south-southwest	4.5	No
20:20	0.444	0.657	0.419	0.821	0.537	0.295	0.490	0.473	south-southwest	4.2	No
20:30	0.443	0.658	0.420	0.825	0.538	0.294	0.490	0.473	south	4.2	No
20:40	0.446	0.659	0.419	0.823	0.537	0.294	0.491	0.474	west-southwest	3.8	No
20:50	0.445	0.661	0.420	0.822	0.540	0.295	0.490	0.473	west	8.7	No
21:00	0.445	0.660	0.420	0.824	0.540	0.295	0.491	0.474	west	9.1	No
21:10	0.447	0.661	0.420	0.825	0.540	0.295	0.490	0.471	west	9.4	No
21:20	0.446	0.659	0.420	0.825	0.541	0.293	0.489	0.474	west-northwest	8.2	No
21:30	0.447	0.663	0.419	0.824	0.540	0.292	0.489	0.473	west	8.3	Yes
21:40	0.445	0.660	0.422	0.826	0.541	0.292	0.490	0.474	west-northwest	7.4	No
21:50	0.445	0.662	0.421	0.825	0.543	0.292	0.490	0.475	west	8.3	Yes
22:00	0.446	0.663	0.420	0.827	0.542	0.292	0.490	0.472	west	8.9	No
22:10	0.446	0.663	0.422	0.827	0.543	0.293	0.491	0.474	west-northwest	7.5	No
22:20	0.445	0.663	0.421	0.828	0.543	0.294	0.490	0.474	west-northwest	7.0	No
22:30	0.446	0.662	0.420	0.826	0.543	0.295	0.490	0.473	west-northwest	5.9	No
22:40	0.447	0.664	0.421	0.827	0.543	0.295	0.490	0.475	west-northwest	5.6	No
22:50	0.446	0.663	0.420	0.829	0.544	0.294	0.490	0.474	west	7.8	Yes
23:00	0.446	0.663	0.420	0.827	0.547	0.295	0.491	0.475	west-northwest	5.6	No
23:10	0.447	0.663	0.421	0.828	0.544	0.294	0.490	0.473	west-northwest	5.0	No
23:20	0.447	0.663	0.421	0.829	0.548	0.294	0.493	0.475	west	3.7	No
23:30	0.446	0.665	0.421	0.827	0.547	0.294	0.491	0.474	west-northwest	1.4	No
23:40	0.448	0.664	0.422	0.829	0.547	0.294	0.493	0.475	northeast	1.3	No
23:50	0.446	0.665	0.422	0.831	0.546	0.296	0.492	0.473	northeast	2.8	Yes