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

○Information

○Measurement value list ： 2026/04/27(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	0.485	0.737	0.445	0.905	0.623	0.303	0.514	0.485	south	2.9	No
00:10	0.486	0.739	0.445	0.906	0.624	0.304	0.514	0.484	south	4.5	No
00:20	0.485	0.738	0.445	0.904	0.623	0.304	0.513	0.485	south	3.8	No
00:30	0.485	0.737	0.443	0.903	0.624	0.303	0.513	0.484	south-southwest	4.7	No
00:40	0.486	0.739	0.446	0.903	0.623	0.304	0.512	0.484	south-southwest	5.3	No
00:50	0.486	0.739	0.445	0.905	0.622	0.304	0.513	0.485	south	5.2	No
01:00	0.486	0.738	0.446	0.903	0.624	0.304	0.513	0.486	south	4.9	No
01:10	0.487	0.738	0.444	0.904	0.623	0.305	0.513	0.484	south-southwest	4.5	No
01:20	0.485	0.738	0.445	0.905	0.624	0.304	0.512	0.484	south-southwest	4.1	No
01:30	0.487	0.738	0.445	0.906	0.625	0.305	0.513	0.484	south-southwest	4.3	No
01:40	0.486	0.738	0.446	0.906	0.624	0.305	0.512	0.484	south-southwest	4.0	No
01:50	0.486	0.738	0.445	0.904	0.624	0.304	0.513	0.485	south-southwest	3.9	No
02:00	0.486	0.736	0.445	0.905	0.624	0.304	0.511	0.484	south-southwest	2.0	No
02:10	0.485	0.739	0.444	0.904	0.624	0.305	0.513	0.485	south-southwest	1.2	No
02:20	0.486	0.737	0.445	0.904	0.625	0.303	0.512	0.484	south-southwest	1.2	No
02:30	0.486	0.738	0.446	0.905	0.623	0.304	0.513	0.484	southwest	1.2	No
02:40	0.486	0.738	0.444	0.905	0.626	0.304	0.513	0.485	south-southwest	0.7	No
02:50	0.486	0.738	0.444	0.905	0.625	0.304	0.513	0.483	southwest	0.8	No
03:00	0.485	0.738	0.444	0.905	0.623	0.305	0.513	0.485	-	CALM	No
03:10	0.485	0.739	0.445	0.904	0.626	0.303	0.513	0.486	-	CALM	No
03:20	0.487	0.739	0.445	0.902	0.624	0.304	0.512	0.485	southwest	0.6	No
03:30	0.486	0.739	0.444	0.903	0.625	0.303	0.513	0.484	-	CALM	No
03:40	0.485	0.738	0.444	0.903	0.623	0.304	0.511	0.485	-	CALM	No
03:50	0.487	0.740	0.446	0.904	0.623	0.303	0.512	0.486	-	CALM	No
04:00	0.487	0.740	0.444	0.905	0.624	0.304	0.511	0.484	-	CALM	No
04:10	0.487	0.738	0.444	0.904	0.625	0.304	0.511	0.485	south-southeast	0.8	No
04:20	0.487	0.739	0.445	0.905	0.626	0.304	0.511	0.484	-	CALM	No
04:30	0.487	0.738	0.445	0.904	0.625	0.304	0.512	0.485	south	0.7	No
04:40	0.488	0.739	0.445	0.905	0.626	0.302	0.513	0.484	-	CALM	No
04:50	0.488	0.740	0.444	0.904	0.625	0.305	0.512	0.484	-	CALM	No
05:00	0.489	0.740	0.443	0.903	0.624	0.305	0.511	0.483	-	CALM	Yes
05:10	0.487	0.739	0.445	0.906	0.625	0.304	0.512	0.485	east-northeast	1.1	Yes
05:20	0.486	0.738	0.445	0.903	0.622	0.304	0.512	0.484	northeast	1.2	Yes
05:30	0.486	0.738	0.445	0.906	0.625	0.305	0.512	0.487	northeast	1.4	Yes
05:40	0.487	0.740	0.447	0.905	0.626	0.305	0.512	0.484	northeast	1.2	Yes
05:50	0.488	0.739	0.446	0.904	0.625	0.304	0.512	0.485	north-northeast	1.4	Yes
06:00	0.488	0.739	0.444	0.904	0.626	0.305	0.513	0.486	north	1.4	Yes
06:10	0.489	0.740	0.448	0.906	0.625	0.306	0.513	0.485	north	2.2	Yes
06:20	0.489	0.741	0.447	0.907	0.627	0.305	0.512	0.486	north	2.7	Yes
06:30	0.488	0.740	0.446	0.906	0.626	0.306	0.512	0.486	north-northwest	3.6	Yes
06:40	0.489	0.740	0.447	0.906	0.626	0.306	0.513	0.485	north-northwest	3.8	Yes
06:50	0.488	0.739	0.447	0.905	0.626	0.306	0.511	0.485	north-northwest	4.2	Yes
07:00	0.489	0.739	0.446	0.906	0.626	0.305	0.511	0.486	north-northwest	3.8	Yes
07:10	0.489	0.738	0.446	0.906	0.624	0.306	0.512	0.485	north-northwest	4.8	Yes
07:20	0.487	0.733	0.443	0.904	0.620	0.305	0.509	0.484	north-northwest	4.9	Yes
07:30	0.486	0.729	0.441	0.900	0.620	0.305	0.509	0.484	north-northwest	5.0	Yes
07:40	0.484	0.727	0.438	0.898	0.617	0.305	0.506	0.481	north-northwest	5.2	Yes
07:50	0.481	0.720	0.436	0.893	0.612	0.304	0.504	0.481	northwest	5.5	Yes
08:00	0.482	0.715	0.436	0.889	0.609	0.301	0.505	0.479	north-northwest	5.7	Yes
08:10	0.477	0.709	0.433	0.883	0.605	0.301	0.504	0.477	northwest	5.8	Yes
08:20	0.478	0.707	0.434	0.882	0.603	0.302	0.503	0.478	northwest	5.7	Yes
08:30	0.474	0.706	0.432	0.881	0.602	0.301	0.504	0.478	northwest	6.2	Yes
08:40	0.475	0.703	0.434	0.876	0.602	0.301	0.503	0.477	northwest	6.5	Yes
08:50	0.475	0.703	0.434	0.877	0.599	0.301	0.505	0.477	northwest	6.0	Yes
09:00	0.472	0.700	0.433	0.872	0.595	0.301	0.503	0.475	northwest	5.5	Yes
09:10	0.470	0.696	0.432	0.866	0.595	0.300	0.501	0.475	northwest	5.2	Yes
09:20	0.469	0.692	0.432	0.861	0.593	0.299	0.503	0.474	northwest	6.0	Yes
09:30	0.465	0.689	0.430	0.852	0.588	0.295	0.500	0.472	northwest	6.9	Yes
09:40	0.465	0.687	0.429	0.848	0.585	0.296	0.497	0.473	northwest	7.1	Yes
09:50	0.464	0.686	0.429	0.846	0.583	0.296	0.499	0.472	northwest	7.6	Yes
10:00	0.461	0.684	0.430	0.843	0.581	0.296	0.497	0.472	north-northwest	7.1	Yes
10:10	0.464	0.685	0.430	0.840	0.581	0.295	0.498	0.473	north-northwest	6.8	Yes
10:20	0.459	0.683	0.427	0.838	0.579	0.295	0.496	0.471	north-northwest	7.3	Yes
10:30	0.457	0.677	0.425	0.830	0.574	0.294	0.494	0.471	north-northwest	6.8	Yes
10:40	0.457	0.677	0.426	0.829	0.571	0.294	0.494	0.471	-	-	Yes
10:50	0.458	0.678	0.427	0.830	0.568	0.292	0.492	0.469	north-northwest	7.4	Yes
11:00	0.454	0.675	0.425	0.826	0.567	0.294	0.493	0.469	north-northwest	7.2	Yes
11:10	0.455	0.675	0.425	0.827	0.568	0.292	0.494	0.469	north-northwest	7.2	Yes
11:20	0.452	0.672	0.422	0.824	0.565	0.291	0.492	0.469	-	-	Yes
11:30	0.451	0.671	0.421	0.819	0.561	0.292	0.491	0.468	north-northwest	6.5	Yes
11:40	0.451	0.672	0.423	0.820	0.559	0.291	0.492	0.467	north-northwest	7.4	Yes
11:50	0.453	0.672	0.425	0.823	0.561	0.292	0.491	0.468	north-northwest	7.5	Yes
12:00	0.454	0.672	0.424	0.821	0.559	0.294	0.492	0.469	northwest	7.9	Yes
12:10	0.454	0.673	0.424	0.822	0.562	0.295	0.491	0.469	north-northwest	8.5	Yes
12:20	0.455	0.675	0.424	0.826	0.560	0.295	0.491	0.469	northwest	7.4	Yes
12:30	0.454	0.673	0.425	0.826	0.559	0.295	0.492	0.469	northwest	8.3	Yes
12:40	0.456	0.673	0.426	0.825	0.558	0.293	0.491	0.469	northwest	7.2	Yes
12:50	0.457	0.675	0.426	0.825	0.558	0.293	0.489	0.470	northwest	8.3	Yes
13:00	0.454	0.672	0.424	0.824	0.557	0.293	0.491	0.470	northwest	8.3	Yes
13:10	0.453	0.671	0.423	0.822	0.556	0.295	0.490	0.468	northwest	7.9	Yes
13:20	0.453	0.671	0.426	0.823	0.555	0.294	0.489	0.470	northwest	6.7	Yes
13:30	0.455	0.672	0.426	0.825	0.556	0.294	0.492	0.471	northwest	7.2	Yes
13:40	0.456	0.673	0.425	0.827	0.557	0.294	0.491	0.471	northwest	7.4	Yes
13:50	0.454	0.672	0.425	0.828	0.557	0.294	0.491	0.469	northwest	7.5	Yes
14:00	0.453	0.671	0.425	0.827	0.557	0.294	0.492	0.470	northwest	7.8	Yes
14:10	0.453	0.671	0.424	0.824	0.556	0.293	0.490	0.470	northwest	7.6	Yes
14:20	0.452	0.669	0.425	0.823	0.553	0.294	0.490	0.469	north-northwest	7.0	Yes
14:30	0.452	0.673	0.427	0.827	0.556	0.292	0.489	0.470	north-northwest	7.2	Yes
14:40	0.454	0.674	0.426	0.828	0.557	0.294	0.491	0.472	north-northwest	7.2	Yes
14:50	0.454	0.675	0.426	0.829	0.558	0.294	0.491	0.474	northwest	7.4	Yes
15:00	0.455	0.673	0.426	0.828	0.560	0.294	0.491	0.472	northwest	7.4	No
15:10	0.456	0.676	0.425	0.832	0.561	0.293	0.489	0.471	northwest	7.8	Yes
15:20	0.456	0.679	0.426	0.830	0.560	0.294	0.490	0.472	northwest	8.7	Yes
15:30	0.454	0.680	0.426	0.832	0.560	0.294	0.491	0.473	northwest	8.4	Yes
15:40	0.456	0.680	0.425	0.833	0.561	0.293	0.493	0.474	northwest	9.4	Yes
15:50	0.456	0.679	0.427	0.833	0.562	0.293	0.491	0.474	northwest	9.6	Yes
16:00	0.456	0.680	0.425	0.835	0.563	0.293	0.493	0.474	northwest	10.0	Yes
16:10	0.453	0.679	0.425	0.835	0.563	0.293	0.492	0.474	northwest	9.4	Yes
16:20	0.457	0.681	0.426	0.832	0.563	0.293	0.491	0.474	west-northwest	8.5	Yes
16:30	0.454	0.681	0.426	0.837	0.565	0.293	0.492	0.473	northwest	7.9	Yes
16:40	0.455	0.683	0.425	0.837	0.562	0.292	0.492	0.474	northwest	8.0	Yes
16:50	0.454	0.683	0.426	0.836	0.564	0.293	0.493	0.474	west-northwest	8.2	Yes
17:00	0.455	0.684	0.426	0.836	0.563	0.293	0.494	0.474	northwest	8.2	Yes
17:10	0.455	0.685	0.425	0.836	0.564	0.293	0.493	0.474	northwest	7.8	Yes
17:20	0.454	0.685	0.426	0.838	0.567	0.292	0.494	0.474	west-northwest	7.8	Yes
17:30	0.456	0.684	0.427	0.837	0.565	0.291	0.493	0.474	west-northwest	7.9	Yes
17:40	0.454	0.684	0.425	0.837	0.567	0.292	0.493	0.475	west-northwest	7.9	Yes
17:50	0.456	0.686	0.426	0.836	0.568	0.295	0.494	0.476	west-northwest	7.8	No
18:00	0.455	0.686	0.425	0.837	0.568	0.293	0.492	0.474	northwest	6.5	Yes
18:10	0.455	0.686	0.426	0.839	0.567	0.294	0.492	0.478	west-northwest	7.6	Yes
18:20	0.456	0.687	0.425	0.841	0.567	0.293	0.494	0.476	west-northwest	5.9	Yes
18:30	0.455	0.687	0.426	0.839	0.568	0.293	0.494	0.475	west-northwest	5.8	Yes
18:40	0.456	0.686	0.426	0.839	0.568	0.293	0.493	0.476	west-northwest	7.2	No
18:50	0.455	0.685	0.424	0.838	0.568	0.293	0.495	0.476	west-northwest	6.4	No
19:00	0.456	0.687	0.425	0.837	0.568	0.292	0.495	0.475	west-northwest	6.5	No
19:10	0.455	0.686	0.425	0.838	0.569	0.293	0.495	0.475	west-northwest	6.8	No
19:20	0.456	0.686	0.426	0.836	0.571	0.293	0.495	0.475	west-northwest	5.5	No
19:30	0.456	0.688	0.427	0.837	0.570	0.293	0.494	0.476	west-northwest	5.7	No
19:40	0.454	0.687	0.424	0.838	0.570	0.294	0.493	0.476	west-northwest	6.0	No
19:50	0.456	0.687	0.427	0.841	0.570	0.294	0.494	0.476	west-northwest	5.6	No
20:00	0.455	0.687	0.424	0.839	0.570	0.293	0.495	0.477	west	4.6	No
20:10	0.456	0.688	0.426	0.840	0.570	0.294	0.495	0.477	west	6.5	No
20:20	0.456	0.687	0.425	0.841	0.569	0.294	0.496	0.475	northwest	5.8	No
20:30	0.456	0.688	0.426	0.842	0.571	0.294	0.495	0.476	west-northwest	5.7	No
20:40	0.456	0.688	0.425	0.841	0.572	0.294	0.497	0.477	northwest	6.2	No
20:50	0.456	0.690	0.425	0.841	0.570	0.294	0.496	0.474	northwest	5.8	No
21:00	0.456	0.688	0.425	0.840	0.571	0.295	0.498	0.475	northwest	5.8	No
21:10	0.456	0.688	0.425	0.841	0.571	0.294	0.496	0.475	northwest	5.4	No
21:20	0.457	0.688	0.425	0.844	0.571	0.294	0.496	0.475	northwest	4.5	No
21:30	0.457	0.690	0.426	0.840	0.573	0.295	0.498	0.476	west-northwest	5.0	No
21:40	0.456	0.689	0.425	0.840	0.571	0.293	0.497	0.477	west-northwest	5.9	No
21:50	0.455	0.688	0.425	0.840	0.571	0.294	0.496	0.476	west-northwest	6.3	No
22:00	0.456	0.687	0.425	0.840	0.572	0.296	0.496	0.474	west	6.5	No
22:10	0.455	0.690	0.426	0.840	0.573	0.293	0.497	0.475	west-southwest	2.6	No
22:20	0.455	0.689	0.425	0.839	0.573	0.294	0.496	0.474	west-southwest	4.5	No
22:30	0.455	0.689	0.427	0.841	0.570	0.294	0.498	0.475	west	3.2	No
22:40	0.457	0.688	0.425	0.840	0.573	0.294	0.497	0.474	northwest	1.3	No
22:50	0.454	0.689	0.425	0.844	0.572	0.294	0.498	0.475	west-northwest	4.5	No
23:00	0.456	0.688	0.425	0.840	0.572	0.293	0.496	0.474	west-northwest	5.7	No
23:10	0.456	0.690	0.426	0.842	0.572	0.294	0.498	0.474	west-northwest	7.0	No
23:20	0.457	0.691	0.424	0.842	0.572	0.293	0.497	0.476	west-northwest	7.5	No
23:30	0.457	0.691	0.424	0.841	0.572	0.294	0.498	0.475	west-northwest	6.8	No
23:40	0.457	0.690	0.425	0.842	0.574	0.295	0.497	0.475	west	7.8	No
23:50	0.457	0.689	0.425	0.842	0.573	0.293	0.498	0.475	west	7.7	No