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

○Information

○Measurement value list ： 2026/04/11(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	0.486	0.723	0.439	0.882	0.604	0.304	0.508	0.482	west-southwest	2.4	No
00:10	0.486	0.720	0.439	0.881	0.601	0.305	0.508	0.483	west	3.5	No
00:20	0.484	0.721	0.439	0.881	0.603	0.303	0.509	0.483	west-southwest	4.6	No
00:30	0.485	0.721	0.440	0.884	0.603	0.304	0.508	0.484	west-southwest	5.1	No
00:40	0.485	0.721	0.440	0.882	0.605	0.304	0.511	0.483	west	5.5	No
00:50	0.486	0.721	0.441	0.882	0.601	0.305	0.509	0.483	west	3.1	No
01:00	0.485	0.722	0.440	0.882	0.605	0.304	0.507	0.482	west-southwest	3.0	No
01:10	0.486	0.722	0.441	0.881	0.604	0.305	0.508	0.482	west	3.2	No
01:20	0.486	0.722	0.440	0.880	0.604	0.305	0.509	0.482	west-southwest	7.1	No
01:30	0.485	0.722	0.440	0.881	0.603	0.305	0.509	0.482	west	6.9	No
01:40	0.486	0.722	0.441	0.882	0.603	0.304	0.510	0.483	west	6.6	No
01:50	0.486	0.722	0.441	0.882	0.604	0.304	0.510	0.484	west	6.9	No
02:00	0.485	0.723	0.439	0.882	0.605	0.303	0.509	0.481	west	8.4	No
02:10	0.485	0.721	0.441	0.885	0.603	0.304	0.509	0.483	west-southwest	7.8	No
02:20	0.486	0.723	0.439	0.883	0.605	0.303	0.509	0.484	west	5.0	No
02:30	0.485	0.721	0.440	0.881	0.605	0.303	0.509	0.483	west	3.8	No
02:40	0.486	0.721	0.440	0.882	0.604	0.303	0.508	0.483	west-northwest	4.1	No
02:50	0.487	0.720	0.439	0.882	0.603	0.303	0.508	0.483	west-northwest	6.5	No
03:00	0.486	0.721	0.440	0.884	0.601	0.303	0.509	0.483	northwest	2.8	No
03:10	0.486	0.721	0.439	0.883	0.602	0.303	0.509	0.484	north	2.1	No
03:20	0.488	0.722	0.439	0.883	0.602	0.304	0.508	0.482	northwest	2.3	No
03:30	0.486	0.721	0.441	0.884	0.604	0.304	0.508	0.482	northwest	3.3	No
03:40	0.485	0.722	0.440	0.884	0.604	0.304	0.509	0.484	west-northwest	4.5	No
03:50	0.486	0.721	0.440	0.883	0.604	0.304	0.508	0.484	west-northwest	5.5	No
04:00	0.487	0.720	0.440	0.882	0.600	0.305	0.508	0.484	northwest	8.3	No
04:10	0.487	0.720	0.440	0.883	0.604	0.303	0.507	0.484	west-northwest	7.2	No
04:20	0.484	0.721	0.439	0.881	0.602	0.303	0.509	0.484	west-northwest	6.2	No
04:30	0.487	0.721	0.440	0.884	0.605	0.302	0.509	0.483	west	2.9	No
04:40	0.485	0.721	0.440	0.882	0.604	0.303	0.508	0.483	-	CALM	No
04:50	0.485	0.722	0.441	0.885	0.602	0.303	0.508	0.484	northwest	2.8	No
05:00	0.486	0.722	0.439	0.883	0.602	0.303	0.509	0.485	north-northwest	3.7	No
05:10	0.486	0.722	0.439	0.884	0.603	0.304	0.509	0.484	northwest	2.7	No
05:20	0.485	0.722	0.439	0.884	0.603	0.304	0.509	0.483	north-northwest	4.3	No
05:30	0.486	0.722	0.441	0.882	0.603	0.303	0.510	0.484	northwest	4.7	No
05:40	0.486	0.721	0.439	0.884	0.604	0.304	0.511	0.483	northwest	5.6	No
05:50	0.485	0.722	0.440	0.884	0.605	0.304	0.510	0.484	northwest	5.9	No
06:00	0.486	0.721	0.440	0.881	0.603	0.304	0.510	0.485	north-northwest	5.0	No
06:10	0.486	0.721	0.442	0.884	0.605	0.304	0.508	0.483	northwest	4.1	No
06:20	0.486	0.722	0.441	0.884	0.604	0.303	0.510	0.486	northwest	4.6	No
06:30	0.485	0.721	0.440	0.883	0.604	0.304	0.510	0.484	northwest	4.5	No
06:40	0.486	0.723	0.439	0.883	0.604	0.302	0.509	0.481	north-northwest	3.8	No
06:50	0.485	0.720	0.442	0.885	0.602	0.303	0.511	0.483	northwest	4.1	No
07:00	0.486	0.719	0.440	0.883	0.601	0.302	0.508	0.485	west-northwest	5.2	No
07:10	0.486	0.721	0.439	0.886	0.606	0.303	0.510	0.484	west	9.4	No
07:20	0.484	0.718	0.439	0.885	0.603	0.301	0.511	0.485	west	7.7	No
07:30	0.486	0.719	0.439	0.885	0.603	0.303	0.511	0.484	west	9.6	No
07:40	0.485	0.717	0.440	0.887	0.601	0.303	0.508	0.484	west-northwest	9.1	No
07:50	0.485	0.721	0.440	0.884	0.602	0.303	0.511	0.483	west	8.8	No
08:00	0.484	0.721	0.440	0.887	0.602	0.303	0.510	0.483	west-northwest	8.6	No
08:10	0.483	0.722	0.439	0.887	0.602	0.302	0.510	0.483	west	8.5	No
08:20	0.486	0.723	0.440	0.887	0.602	0.302	0.509	0.481	west	10.1	No
08:30	0.487	0.720	0.439	0.885	0.603	0.303	0.510	0.483	west-northwest	7.7	No
08:40	0.485	0.721	0.439	0.886	0.601	0.303	0.509	0.482	west-northwest	7.0	No
08:50	0.486	0.722	0.440	0.889	0.603	0.302	0.509	0.482	west	10.2	No
09:00	0.484	0.724	0.441	0.888	0.603	0.302	0.511	0.484	west	8.8	No
09:10	0.487	0.721	0.441	0.887	0.603	0.303	0.511	0.484	west	5.8	No
09:20	0.486	0.722	0.440	0.886	0.603	0.301	0.509	0.484	west	9.7	No
09:30	0.486	0.723	0.441	0.887	0.603	0.302	0.510	0.484	west	8.0	No
09:40	0.485	0.723	0.440	0.890	0.603	0.303	0.509	0.484	west	4.2	No
09:50	0.486	0.724	0.440	0.887	0.604	0.303	0.509	0.485	west	6.0	No
10:00	0.486	0.724	0.441	0.888	0.603	0.303	0.509	0.484	west-southwest	4.7	No
10:10	0.485	0.723	0.441	0.887	0.605	0.303	0.510	0.484	west	7.0	No
10:20	0.486	0.725	0.440	0.889	0.603	0.302	0.509	0.485	west	8.1	No
10:30	0.485	0.724	0.442	0.888	0.603	0.304	0.509	0.485	west-southwest	7.9	No
10:40	0.486	0.725	0.442	0.889	0.604	0.303	0.509	0.485	west-southwest	8.0	No
10:50	0.488	0.725	0.440	0.887	0.604	0.304	0.509	0.486	west	5.8	No
11:00	0.486	0.724	0.441	0.887	0.604	0.303	0.509	0.485	west-northwest	5.9	No
11:10	0.485	0.724	0.442	0.888	0.607	0.303	0.508	0.486	west-northwest	6.5	No
11:20	0.487	0.725	0.441	0.886	0.606	0.303	0.511	0.486	west-southwest	11.8	No
11:30	0.486	0.725	0.440	0.888	0.605	0.303	0.510	0.485	west-southwest	9.5	No
11:40	0.487	0.726	0.440	0.887	0.606	0.303	0.510	0.485	west	7.2	No
11:50	0.488	0.727	0.443	0.887	0.605	0.303	0.512	0.486	west	11.1	No
12:00	0.488	0.726	0.441	0.889	0.607	0.305	0.510	0.484	west	9.7	No
12:10	0.488	0.727	0.442	0.890	0.607	0.303	0.512	0.486	west-southwest	12.1	No
12:20	0.488	0.727	0.441	0.888	0.608	0.304	0.510	0.487	west	7.5	No
12:30	0.486	0.727	0.443	0.886	0.606	0.304	0.512	0.485	west-northwest	11.1	No
12:40	0.487	0.728	0.443	0.889	0.606	0.304	0.509	0.486	west	11.1	No
12:50	0.488	0.726	0.442	0.888	0.607	0.304	0.510	0.488	west-northwest	11.7	No
13:00	0.489	0.727	0.442	0.889	0.609	0.304	0.510	0.487	west	13.7	No
13:10	0.487	0.727	0.443	0.889	0.608	0.304	0.513	0.488	west	12.1	No
13:20	0.488	0.728	0.442	0.888	0.608	0.304	0.512	0.486	west	8.2	No
13:30	0.487	0.728	0.442	0.888	0.609	0.305	0.509	0.486	west	9.3	No
13:40	0.488	0.728	0.443	0.890	0.609	0.305	0.512	0.488	west	9.7	No
13:50	0.488	0.729	0.442	0.890	0.609	0.306	0.511	0.487	west-southwest	12.3	No
14:00	0.489	0.726	0.443	0.888	0.609	0.305	0.510	0.486	west-southwest	14.0	No
14:10	0.489	0.728	0.443	0.888	0.609	0.305	0.511	0.486	west	10.9	No
14:20	0.489	0.729	0.443	0.888	0.609	0.305	0.511	0.487	west-southwest	14.5	No
14:30	0.490	0.728	0.443	0.891	0.611	0.306	0.511	0.485	west-southwest	7.2	No
14:40	0.487	0.729	0.442	0.888	0.610	0.304	0.510	0.486	west-southwest	10.0	No
14:50	0.488	0.728	0.441	0.891	0.609	0.306	0.512	0.487	west-southwest	8.5	No
15:00	0.487	0.726	0.444	0.891	0.609	0.304	0.511	0.487	west	9.5	No
15:10	0.488	0.728	0.443	0.889	0.612	0.304	0.511	0.486	west	11.8	No
15:20	0.489	0.730	0.444	0.890	0.610	0.305	0.510	0.489	west-southwest	11.6	No
15:30	0.488	0.728	0.443	0.891	0.610	0.306	0.511	0.486	west	8.4	No
15:40	0.490	0.730	0.443	0.892	0.611	0.305	0.512	0.487	west-southwest	10.3	No
15:50	0.488	0.730	0.443	0.889	0.612	0.305	0.511	0.486	west-southwest	13.8	No
16:00	0.490	0.728	0.444	0.893	0.610	0.304	0.511	0.487	west	10.0	No
16:10	0.490	0.728	0.442	0.892	0.611	0.305	0.511	0.485	west-southwest	11.0	No
16:20	0.490	0.727	0.442	0.892	0.611	0.304	0.511	0.485	west	8.2	No
16:30	0.490	0.729	0.443	0.892	0.612	0.305	0.511	0.487	west-southwest	6.7	No
16:40	0.490	0.728	0.443	0.891	0.610	0.304	0.511	0.486	west-southwest	6.6	No
16:50	0.490	0.728	0.443	0.892	0.609	0.305	0.511	0.485	west-southwest	6.1	No
17:00	0.487	0.729	0.442	0.891	0.610	0.305	0.511	0.486	west-southwest	5.7	No
17:10	0.491	0.728	0.443	0.893	0.610	0.304	0.510	0.484	west	7.6	No
17:20	0.490	0.728	0.442	0.890	0.611	0.303	0.511	0.485	west-southwest	8.9	No
17:30	0.489	0.731	0.442	0.893	0.612	0.305	0.509	0.485	west	9.0	No
17:40	0.487	0.731	0.445	0.891	0.609	0.303	0.511	0.486	west	8.4	No
17:50	0.489	0.732	0.443	0.892	0.609	0.303	0.511	0.485	west-northwest	7.9	No
18:00	0.487	0.731	0.442	0.891	0.608	0.304	0.511	0.487	west	8.8	No
18:10	0.488	0.731	0.442	0.893	0.610	0.304	0.511	0.487	west	9.6	No
18:20	0.489	0.731	0.443	0.892	0.609	0.304	0.509	0.487	west	13.2	No
18:30	0.489	0.731	0.442	0.893	0.609	0.303	0.511	0.487	west	9.9	No
18:40	0.488	0.733	0.441	0.893	0.609	0.305	0.511	0.485	west	10.0	No
18:50	0.488	0.732	0.443	0.894	0.611	0.304	0.509	0.488	west	15.1	No
19:00	0.491	0.731	0.442	0.896	0.610	0.303	0.509	0.487	west	13.1	No
19:10	0.491	0.731	0.444	0.896	0.612	0.304	0.508	0.487	west	15.7	No
19:20	0.491	0.733	0.443	0.895	0.612	0.304	0.508	0.490	west	11.7	No
19:30	0.489	0.733	0.445	0.893	0.611	0.305	0.508	0.489	west-southwest	14.9	No
19:40	0.491	0.734	0.444	0.896	0.611	0.304	0.509	0.488	-	-	No
19:50	0.490	0.732	0.444	0.898	0.611	0.304	0.510	0.487	west	13.0	No
20:00	0.490	0.732	0.445	0.895	0.610	0.304	0.509	0.486	west	11.6	No
20:10	0.490	0.732	0.445	0.898	0.610	0.303	0.509	0.485	-	-	No
20:20	0.491	0.734	0.446	0.896	0.610	0.303	0.509	0.487	west-northwest	11.6	No
20:30	0.492	0.732	0.444	0.896	0.610	0.303	0.509	0.486	west	10.0	No
20:40	0.491	0.733	0.444	0.896	0.611	0.304	0.509	0.486	west	9.7	No
20:50	0.491	0.735	0.444	0.896	0.610	0.303	0.508	0.488	west	11.6	No
21:00	0.490	0.733	0.444	0.896	0.612	0.302	0.510	0.487	west	13.0	No
21:10	0.490	0.731	0.445	0.897	0.611	0.304	0.509	0.488	west	14.7	No
21:20	0.492	0.732	0.443	0.898	0.612	0.304	0.508	0.487	west	14.3	No
21:30	0.493	0.731	0.444	0.896	0.611	0.303	0.510	0.488	-	-	No
21:40	0.490	0.732	0.443	0.897	0.613	0.304	0.508	0.488	west	14.8	No
21:50	0.490	0.735	0.445	0.897	0.611	0.303	0.510	0.487	west	11.8	No
22:00	0.492	0.732	0.444	0.898	0.611	0.304	0.508	0.488	west-northwest	11.6	No
22:10	0.490	0.732	0.444	0.898	0.611	0.303	0.509	0.488	west	11.6	Yes
22:20	0.490	0.733	0.443	0.897	0.612	0.304	0.508	0.487	west	13.8	Yes
22:30	0.490	0.730	0.443	0.896	0.611	0.303	0.508	0.488	west-northwest	10.5	No
22:40	0.489	0.733	0.444	0.899	0.613	0.304	0.506	0.487	west	9.8	No
22:50	0.489	0.730	0.444	0.897	0.613	0.305	0.509	0.488	west	8.3	Yes
23:00	0.491	0.731	0.443	0.897	0.612	0.306	0.509	0.489	west	9.1	No
23:10	0.489	0.733	0.443	0.896	0.613	0.304	0.509	0.488	west	11.6	No
23:20	0.490	0.734	0.443	0.897	0.614	0.303	0.508	0.488	west	11.0	No
23:30	0.489	0.734	0.443	0.899	0.614	0.304	0.510	0.488	west	8.8	No
23:40	0.490	0.732	0.442	0.897	0.613	0.304	0.509	0.488	west	9.0	No
23:50	0.489	0.732	0.442	0.897	0.614	0.303	0.509	0.486	west	11.8	No