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

○Information

○Measurement value list ： 2025/10/31(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	0.504	0.727	0.451	0.900	0.635	0.293	0.511	0.483	west	1.1	No
00:10	0.505	0.729	0.453	0.901	0.638	0.292	0.511	0.484	west-southwest	1.2	No
00:20	0.504	0.728	0.451	0.902	0.636	0.291	0.512	0.484	west-southwest	0.9	No
00:30	0.506	0.729	0.452	0.900	0.637	0.293	0.511	0.485	west-southwest	0.7	No
00:40	0.505	0.728	0.453	0.903	0.638	0.292	0.512	0.483	west-northwest	1.1	No
00:50	0.504	0.727	0.453	0.902	0.638	0.293	0.514	0.485	west-northwest	1.3	No
01:00	0.504	0.728	0.452	0.901	0.638	0.292	0.512	0.484	west	1.4	No
01:10	0.505	0.728	0.453	0.903	0.639	0.291	0.510	0.483	west-northwest	1.3	No
01:20	0.505	0.727	0.451	0.901	0.638	0.293	0.512	0.485	west	1.1	No
01:30	0.505	0.728	0.452	0.902	0.636	0.292	0.512	0.485	west	2.2	No
01:40	0.505	0.727	0.452	0.902	0.636	0.293	0.511	0.484	west	1.5	No
01:50	0.505	0.726	0.452	0.901	0.637	0.292	0.510	0.484	west	0.9	No
02:00	0.505	0.729	0.452	0.903	0.638	0.293	0.512	0.484	west	0.7	No
02:10	0.505	0.726	0.452	0.901	0.636	0.293	0.511	0.485	west-southwest	1.0	No
02:20	0.505	0.728	0.453	0.902	0.637	0.294	0.511	0.486	west-southwest	0.9	No
02:30	0.506	0.729	0.452	0.901	0.638	0.292	0.512	0.485	-	CALM	No
02:40	0.504	0.727	0.452	0.901	0.638	0.292	0.509	0.484	-	CALM	No
02:50	0.504	0.727	0.452	0.901	0.638	0.292	0.512	0.484	-	CALM	No
03:00	0.505	0.727	0.452	0.899	0.638	0.292	0.512	0.483	west-northwest	0.9	No
03:10	0.505	0.726	0.451	0.902	0.639	0.293	0.512	0.484	west-northwest	2.2	No
03:20	0.505	0.726	0.451	0.903	0.637	0.291	0.511	0.484	west-northwest	2.8	No
03:30	0.504	0.729	0.453	0.901	0.637	0.292	0.510	0.485	west	1.6	No
03:40	0.504	0.728	0.450	0.902	0.639	0.293	0.511	0.484	west-southwest	1.9	No
03:50	0.505	0.729	0.451	0.903	0.638	0.293	0.512	0.484	west-northwest	2.9	No
04:00	0.505	0.728	0.454	0.902	0.637	0.293	0.511	0.483	west-northwest	3.1	No
04:10	0.505	0.727	0.453	0.900	0.639	0.293	0.511	0.485	west-northwest	4.2	No
04:20	0.506	0.728	0.453	0.903	0.637	0.292	0.511	0.484	west-northwest	3.9	No
04:30	0.505	0.727	0.452	0.903	0.636	0.294	0.512	0.485	west	3.5	No
04:40	0.505	0.730	0.452	0.902	0.638	0.293	0.511	0.485	west	2.7	No
04:50	0.504	0.729	0.451	0.902	0.636	0.292	0.511	0.485	west-southwest	2.6	No
05:00	0.506	0.729	0.452	0.901	0.638	0.292	0.510	0.484	west	2.8	No
05:10	0.504	0.728	0.452	0.902	0.638	0.293	0.511	0.485	west	2.5	No
05:20	0.506	0.727	0.451	0.902	0.638	0.293	0.511	0.484	west	1.8	No
05:30	0.505	0.728	0.454	0.902	0.638	0.293	0.511	0.485	northwest	2.3	No
05:40	0.506	0.728	0.452	0.901	0.638	0.293	0.510	0.486	northwest	3.5	No
05:50	0.505	0.727	0.453	0.902	0.639	0.293	0.511	0.485	northwest	2.1	No
06:00	0.505	0.726	0.450	0.901	0.637	0.293	0.512	0.485	west	1.3	No
06:10	0.506	0.728	0.453	0.903	0.638	0.293	0.511	0.485	west	0.8	No
06:20	0.506	0.730	0.452	0.901	0.639	0.292	0.511	0.485	northwest	0.7	No
06:30	0.508	0.728	0.451	0.904	0.637	0.292	0.512	0.485	northwest	1.8	No
06:40	0.506	0.729	0.453	0.904	0.637	0.293	0.512	0.485	west-northwest	2.0	No
06:50	0.504	0.729	0.452	0.902	0.637	0.292	0.511	0.485	west-northwest	0.7	No
07:00	0.505	0.730	0.454	0.901	0.640	0.294	0.512	0.484	north-northwest	1.5	No
07:10	0.506	0.730	0.453	0.903	0.638	0.292	0.511	0.484	north	2.9	No
07:20	0.507	0.729	0.452	0.904	0.637	0.293	0.512	0.484	north-northwest	2.7	No
07:30	0.507	0.730	0.452	0.902	0.637	0.293	0.511	0.485	north	2.8	No
07:40	0.507	0.731	0.453	0.903	0.638	0.292	0.512	0.484	north	2.3	No
07:50	0.507	0.729	0.454	0.902	0.637	0.293	0.513	0.485	north	2.4	No
08:00	0.506	0.729	0.451	0.902	0.636	0.293	0.513	0.485	north	2.4	No
08:10	0.507	0.728	0.452	0.902	0.637	0.292	0.513	0.486	north-northwest	1.8	No
08:20	0.506	0.726	0.452	0.902	0.637	0.293	0.512	0.485	north	1.4	No
08:30	0.506	0.726	0.453	0.903	0.638	0.293	0.512	0.485	north	1.3	No
08:40	0.508	0.726	0.454	0.903	0.638	0.293	0.511	0.485	northwest	1.5	No
08:50	0.509	0.723	0.453	0.902	0.640	0.294	0.512	0.484	north-northwest	1.7	No
09:00	0.507	0.726	0.454	0.903	0.638	0.294	0.512	0.485	northwest	2.5	No
09:10	0.506	0.728	0.452	0.903	0.640	0.294	0.511	0.485	northwest	2.7	No
09:20	0.508	0.726	0.454	0.903	0.638	0.293	0.512	0.486	north-northwest	2.7	No
09:30	0.508	0.725	0.453	0.901	0.640	0.292	0.511	0.486	west-northwest	2.5	No
09:40	0.507	0.728	0.453	0.902	0.639	0.293	0.512	0.484	northwest	2.5	No
09:50	0.507	0.728	0.452	0.903	0.639	0.291	0.512	0.484	north-northwest	2.6	No
10:00	0.506	0.729	0.453	0.901	0.638	0.291	0.512	0.485	north	2.0	No
10:10	0.506	0.728	0.454	0.903	0.636	0.292	0.511	0.484	north-northwest	1.4	No
10:20	0.505	0.727	0.452	0.901	0.638	0.291	0.512	0.485	north	1.6	No
10:30	0.505	0.726	0.453	0.903	0.636	0.292	0.511	0.485	north	1.6	No
10:40	0.506	0.726	0.453	0.900	0.637	0.292	0.511	0.484	northeast	1.2	No
10:50	0.505	0.726	0.454	0.904	0.637	0.292	0.513	0.483	northeast	1.4	No
11:00	0.504	0.728	0.453	0.904	0.638	0.293	0.512	0.483	north	1.7	No
11:10	0.504	0.727	0.453	0.904	0.639	0.292	0.512	0.484	north-northeast	1.3	No
11:20	0.503	0.728	0.454	0.905	0.638	0.291	0.512	0.482	north-northeast	1.7	No
11:30	0.506	0.730	0.452	0.904	0.637	0.292	0.513	0.484	northeast	2.7	No
11:40	0.504	0.729	0.453	0.903	0.637	0.292	0.512	0.484	north-northeast	1.9	No
11:50	0.504	0.728	0.452	0.903	0.637	0.293	0.512	0.486	north-northeast	1.8	No
12:00	0.503	0.729	0.452	0.903	0.638	0.293	0.512	0.484	north-northeast	2.5	No
12:10	0.505	0.727	0.451	0.905	0.637	0.292	0.512	0.483	north-northeast	2.4	No
12:20	0.505	0.728	0.452	0.904	0.636	0.292	0.511	0.485	north-northeast	2.2	No
12:30	0.504	0.726	0.451	0.904	0.636	0.291	0.511	0.484	north-northeast	2.8	No
12:40	0.506	0.726	0.451	0.903	0.636	0.292	0.512	0.484	north-northeast	2.0	No
12:50	0.504	0.728	0.450	0.903	0.635	0.291	0.513	0.484	north-northeast	2.6	No
13:00	0.504	0.727	0.451	0.902	0.637	0.293	0.511	0.484	north-northeast	2.7	No
13:10	0.507	0.727	0.450	0.905	0.639	0.292	0.513	0.483	north	2.4	Yes
13:20	0.506	0.729	0.453	0.905	0.638	0.293	0.512	0.485	north-northwest	3.0	Yes
13:30	0.506	0.729	0.452	0.905	0.639	0.292	0.513	0.486	north-northwest	3.1	No
13:40	0.507	0.729	0.453	0.903	0.637	0.293	0.512	0.484	north	3.2	No
13:50	0.507	0.730	0.454	0.904	0.636	0.292	0.512	0.485	north-northwest	3.1	Yes
14:00	0.508	0.729	0.454	0.903	0.638	0.293	0.511	0.485	north-northwest	3.0	Yes
14:10	0.509	0.730	0.455	0.904	0.639	0.294	0.512	0.486	north-northwest	3.0	No
14:20	0.509	0.732	0.454	0.904	0.639	0.293	0.513	0.486	north	3.6	No
14:30	0.509	0.730	0.454	0.905	0.640	0.292	0.513	0.486	north	2.9	No
14:40	0.509	0.730	0.454	0.904	0.639	0.293	0.513	0.486	north-northeast	2.8	Yes
14:50	0.509	0.732	0.453	0.903	0.639	0.293	0.513	0.486	north	2.5	No
15:00	0.510	0.730	0.453	0.904	0.638	0.294	0.513	0.485	north	3.6	No
15:10	0.509	0.730	0.455	0.903	0.638	0.292	0.513	0.485	north	3.7	No
15:20	0.508	0.731	0.455	0.904	0.637	0.292	0.512	0.486	north	2.9	Yes
15:30	0.509	0.731	0.454	0.904	0.639	0.294	0.512	0.486	north-northwest	3.4	Yes
15:40	0.509	0.730	0.454	0.903	0.639	0.294	0.513	0.487	north-northwest	3.5	Yes
15:50	0.510	0.732	0.454	0.903	0.639	0.294	0.514	0.486	northwest	4.3	Yes
16:00	0.512	0.730	0.453	0.904	0.641	0.295	0.512	0.486	northwest	4.6	Yes
16:10	0.510	0.731	0.454	0.904	0.639	0.293	0.510	0.485	northwest	5.4	Yes
16:20	0.508	0.730	0.455	0.903	0.639	0.295	0.513	0.487	northwest	4.7	Yes
16:30	0.509	0.729	0.455	0.908	0.639	0.296	0.511	0.486	northwest	4.6	Yes
16:40	0.511	0.729	0.453	0.903	0.639	0.295	0.511	0.485	northwest	4.9	Yes
16:50	0.507	0.723	0.451	0.899	0.633	0.293	0.510	0.484	northwest	4.6	Yes
17:00	0.505	0.716	0.448	0.897	0.630	0.294	0.507	0.483	northwest	5.2	Yes
17:10	0.500	0.710	0.446	0.888	0.624	0.294	0.506	0.479	northwest	5.6	Yes
17:20	0.498	0.706	0.444	0.880	0.619	0.291	0.504	0.479	northwest	5.8	Yes
17:30	0.498	0.704	0.444	0.878	0.618	0.290	0.504	0.477	northwest	5.1	Yes
17:40	0.498	0.703	0.444	0.877	0.617	0.290	0.506	0.477	northwest	4.8	Yes
17:50	0.499	0.704	0.444	0.877	0.620	0.292	0.505	0.478	northwest	5.0	Yes
18:00	0.497	0.702	0.444	0.874	0.618	0.290	0.502	0.477	northwest	5.0	Yes
18:10	0.494	0.696	0.442	0.868	0.614	0.292	0.501	0.476	northwest	5.7	Yes
18:20	0.493	0.697	0.442	0.863	0.611	0.291	0.500	0.477	northwest	5.4	Yes
18:30	0.495	0.696	0.442	0.862	0.610	0.290	0.502	0.477	northwest	4.7	Yes
18:40	0.494	0.696	0.443	0.861	0.611	0.290	0.502	0.476	northwest	4.7	Yes
18:50	0.493	0.694	0.443	0.859	0.609	0.291	0.500	0.476	northwest	5.0	Yes
19:00	0.491	0.693	0.441	0.857	0.608	0.290	0.501	0.475	north-northwest	7.0	Yes
19:10	0.492	0.692	0.441	0.857	0.609	0.291	0.502	0.476	northwest	6.1	Yes
19:20	0.493	0.695	0.443	0.857	0.609	0.292	0.500	0.477	northwest	5.7	Yes
19:30	0.494	0.693	0.443	0.857	0.607	0.291	0.500	0.476	northwest	6.0	Yes
19:40	0.490	0.693	0.442	0.854	0.608	0.290	0.501	0.476	northwest	6.0	Yes
19:50	0.492	0.689	0.441	0.855	0.606	0.289	0.501	0.476	northwest	6.4	Yes
20:00	0.490	0.689	0.442	0.852	0.607	0.289	0.501	0.474	north-northwest	5.8	Yes
20:10	0.489	0.687	0.441	0.851	0.604	0.289	0.500	0.475	northwest	6.3	Yes
20:20	0.491	0.689	0.443	0.852	0.605	0.290	0.500	0.476	northwest	5.7	Yes
20:30	0.489	0.689	0.442	0.851	0.604	0.290	0.500	0.477	northwest	6.5	Yes
20:40	0.491	0.690	0.442	0.851	0.604	0.290	0.499	0.474	northwest	5.9	Yes
20:50	0.491	0.690	0.442	0.851	0.603	0.291	0.499	0.476	north-northwest	6.0	Yes
21:00	0.491	0.689	0.442	0.850	0.602	0.291	0.500	0.476	northwest	6.2	Yes
21:10	0.488	0.686	0.441	0.847	0.601	0.290	0.499	0.475	north-northwest	6.4	Yes
21:20	0.490	0.689	0.442	0.847	0.601	0.290	0.499	0.475	north-northwest	6.3	Yes
21:30	0.492	0.688	0.443	0.849	0.602	0.290	0.499	0.474	north-northwest	6.1	Yes
21:40	0.488	0.688	0.441	0.849	0.602	0.291	0.499	0.476	northwest	7.2	Yes
21:50	0.490	0.689	0.441	0.848	0.600	0.290	0.498	0.477	north-northwest	5.7	Yes
22:00	0.485	0.682	0.438	0.841	0.594	0.288	0.497	0.473	north-northwest	8.0	Yes
22:10	0.487	0.683	0.439	0.843	0.595	0.288	0.498	0.473	north-northwest	7.0	Yes
22:20	0.487	0.686	0.440	0.845	0.594	0.288	0.498	0.474	north-northwest	6.5	Yes
22:30	0.481	0.679	0.437	0.837	0.588	0.287	0.496	0.472	west-northwest	3.9	Yes
22:40	0.485	0.678	0.438	0.836	0.587	0.288	0.497	0.473	northwest	4.8	Yes
22:50	0.487	0.685	0.440	0.843	0.591	0.290	0.496	0.474	northwest	5.9	Yes
23:00	0.489	0.683	0.441	0.844	0.591	0.291	0.497	0.473	northwest	7.2	Yes
23:10	0.485	0.678	0.439	0.837	0.585	0.289	0.495	0.472	northwest	5.3	Yes
23:20	0.484	0.680	0.438	0.835	0.584	0.286	0.495	0.471	north-northwest	5.4	Yes
23:30	0.482	0.676	0.437	0.833	0.578	0.286	0.494	0.469	northwest	6.3	Yes
23:40	0.484	0.674	0.437	0.831	0.577	0.286	0.494	0.469	northwest	6.5	Yes
23:50	0.484	0.674	0.437	0.831	0.577	0.286	0.494	0.469	northwest	6.2	Yes