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

○Information

○Measurement value list ： 2026/09/21(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	0.397	0.626	0.407	0.757	0.519	0.282	0.463	0.448	north-northwest	4.0	Yes
00:10	0.396	0.628	0.407	0.758	0.519	0.282	0.463	0.449	north-northwest	4.1	Yes
00:20	0.399	0.628	0.407	0.761	0.519	0.281	0.462	0.450	north-northwest	2.8	Yes
00:30	0.398	0.627	0.409	0.760	0.519	0.282	0.464	0.449	north-northwest	3.8	Yes
00:40	0.399	0.628	0.407	0.761	0.520	0.282	0.464	0.449	north-northwest	3.3	Yes
00:50	0.398	0.629	0.407	0.761	0.521	0.283	0.464	0.450	north-northwest	3.1	Yes
01:00	0.398	0.629	0.407	0.760	0.519	0.282	0.463	0.450	north-northwest	3.3	Yes
01:10	0.397	0.628	0.408	0.762	0.521	0.282	0.464	0.450	north-northwest	3.2	Yes
01:20	0.398	0.627	0.408	0.760	0.521	0.282	0.462	0.449	northwest	1.5	Yes
01:30	0.397	0.628	0.408	0.761	0.520	0.282	0.465	0.450	northwest	3.6	Yes
01:40	0.398	0.627	0.407	0.763	0.520	0.282	0.463	0.450	northwest	2.9	Yes
01:50	0.399	0.629	0.408	0.761	0.519	0.283	0.462	0.450	north-northwest	3.7	Yes
02:00	0.399	0.627	0.407	0.762	0.518	0.282	0.462	0.449	north-northwest	5.7	Yes
02:10	0.396	0.625	0.407	0.762	0.518	0.282	0.462	0.449	northwest	4.8	Yes
02:20	0.393	0.625	0.407	0.757	0.518	0.281	0.462	0.447	northwest	4.6	Yes
02:30	0.394	0.624	0.406	0.756	0.517	0.282	0.461	0.448	northwest	4.6	Yes
02:40	0.395	0.623	0.404	0.756	0.513	0.281	0.462	0.447	north-northwest	4.9	Yes
02:50	0.391	0.619	0.402	0.751	0.509	0.280	0.459	0.447	north-northwest	4.6	Yes
03:00	0.390	0.612	0.396	0.741	0.506	0.279	0.457	0.445	northwest	5.0	Yes
03:10	0.391	0.611	0.399	0.741	0.503	0.277	0.456	0.444	north-northwest	5.5	Yes
03:20	0.388	0.609	0.396	0.736	0.499	0.277	0.456	0.443	north-northwest	5.4	Yes
03:30	0.388	0.611	0.396	0.739	0.501	0.279	0.456	0.442	north-northwest	4.0	Yes
03:40	0.388	0.610	0.398	0.738	0.498	0.277	0.455	0.441	north-northwest	3.7	Yes
03:50	0.387	0.608	0.395	0.737	0.495	0.279	0.457	0.440	north	5.3	Yes
04:00	0.390	0.608	0.398	0.739	0.499	0.281	0.457	0.440	north-northwest	4.6	Yes
04:10	0.391	0.612	0.399	0.742	0.499	0.278	0.457	0.442	north-northwest	3.9	Yes
04:20	0.392	0.609	0.398	0.744	0.499	0.279	0.456	0.442	north-northwest	3.0	Yes
04:30	0.390	0.604	0.396	0.739	0.495	0.279	0.455	0.440	north-northwest	3.5	Yes
04:40	0.386	0.598	0.394	0.733	0.488	0.277	0.453	0.439	north	4.6	Yes
04:50	0.384	0.596	0.392	0.727	0.484	0.275	0.452	0.437	north	7.2	Yes
05:00	0.379	0.588	0.384	0.717	0.475	0.266	0.449	0.434	north-northwest	4.6	Yes
05:10	0.382	0.591	0.386	0.722	0.475	0.269	0.451	0.433	north	4.6	Yes
05:20	0.382	0.587	0.385	0.726	0.471	0.270	0.452	0.435	north	5.2	Yes
05:30	0.386	0.587	0.387	0.727	0.472	0.274	0.451	0.436	north-northwest	3.6	Yes
05:40	0.381	0.579	0.383	0.721	0.464	0.271	0.450	0.434	north	5.8	Yes
05:50	0.380	0.578	0.382	0.717	0.458	0.267	0.450	0.433	-	-	Yes
06:00	0.375	0.575	0.375	0.707	0.447	0.259	0.446	0.431	north-northwest	6.7	Yes
06:10	0.378	0.574	0.375	0.700	0.440	0.249	0.446	0.431	north	7.3	Yes
06:20	0.381	0.579	0.377	0.706	0.440	0.254	0.448	0.433	north	4.6	Yes
06:30	0.385	0.582	0.381	0.714	0.445	0.266	0.451	0.435	north	6.0	Yes
06:40	0.387	0.586	0.385	0.722	0.451	0.274	0.451	0.438	north	3.3	Yes
06:50	0.390	0.589	0.390	0.728	0.457	0.278	0.453	0.441	north	5.0	Yes
07:00	0.394	0.592	0.395	0.732	0.462	0.279	0.456	0.442	north-northwest	3.6	No
07:10	0.393	0.593	0.396	0.736	0.468	0.279	0.457	0.445	north	4.0	Yes
07:20	0.395	0.596	0.398	0.738	0.472	0.281	0.457	0.446	north	2.4	No
07:30	0.395	0.595	0.398	0.741	0.474	0.280	0.457	0.448	north	4.3	Yes
07:40	0.396	0.597	0.399	0.744	0.477	0.281	0.458	0.447	north	2.5	Yes
07:50	0.396	0.599	0.401	0.747	0.479	0.283	0.459	0.448	north	2.4	Yes
08:00	0.394	0.599	0.399	0.746	0.481	0.281	0.458	0.446	north-northwest	1.8	Yes
08:10	0.393	0.596	0.398	0.745	0.481	0.279	0.456	0.447	north-northwest	3.2	Yes
08:20	0.384	0.587	0.392	0.730	0.471	0.278	0.452	0.444	north-northwest	3.3	Yes
08:30	0.385	0.584	0.392	0.726	0.471	0.276	0.453	0.443	north-northwest	3.7	Yes
08:40	0.388	0.586	0.391	0.728	0.472	0.278	0.452	0.443	north-northwest	4.8	Yes
08:50	0.389	0.589	0.395	0.729	0.474	0.279	0.454	0.444	north-northwest	4.6	Yes
09:00	0.390	0.591	0.395	0.733	0.475	0.280	0.455	0.445	north-northwest	4.4	Yes
09:10	0.391	0.591	0.395	0.735	0.478	0.282	0.455	0.446	northwest	3.8	Yes
09:20	0.391	0.592	0.396	0.735	0.479	0.280	0.454	0.446	north-northwest	4.7	Yes
09:30	0.391	0.592	0.394	0.734	0.477	0.280	0.453	0.444	north-northwest	5.0	Yes
09:40	0.392	0.594	0.397	0.735	0.479	0.282	0.455	0.445	north-northwest	5.6	Yes
09:50	0.393	0.596	0.398	0.740	0.482	0.281	0.456	0.446	north-northwest	5.3	No
10:00	0.393	0.597	0.398	0.741	0.484	0.281	0.456	0.448	north-northwest	5.3	Yes
10:10	0.394	0.596	0.399	0.743	0.484	0.283	0.456	0.447	north-northwest	5.7	Yes
10:20	0.395	0.600	0.400	0.745	0.486	0.281	0.457	0.448	north-northwest	5.2	Yes
10:30	0.395	0.598	0.399	0.744	0.485	0.281	0.456	0.448	north-northwest	5.7	Yes
10:40	0.394	0.596	0.399	0.745	0.487	0.281	0.456	0.446	north-northwest	3.3	Yes
10:50	0.392	0.596	0.399	0.742	0.485	0.281	0.456	0.447	north-northwest	6.1	Yes
11:00	0.391	0.594	0.398	0.739	0.486	0.281	0.456	0.447	north-northwest	6.4	Yes
11:10	0.391	0.597	0.398	0.739	0.485	0.280	0.455	0.446	north-northwest	6.5	Yes
11:20	0.394	0.598	0.399	0.742	0.486	0.281	0.455	0.447	north	5.3	Yes
11:30	0.391	0.594	0.399	0.737	0.485	0.279	0.453	0.444	-	-	Yes
11:40	0.385	0.586	0.392	0.725	0.477	0.279	0.450	0.442	-	-	Yes
11:50	0.384	0.585	0.391	0.722	0.476	0.279	0.451	0.442	north	5.7	Yes
12:00	0.389	0.589	0.393	0.729	0.477	0.281	0.452	0.442	north-northwest	6.5	Yes
12:10	0.392	0.593	0.395	0.731	0.481	0.281	0.454	0.444	north-northwest	6.2	Yes
12:20	0.393	0.597	0.397	0.734	0.481	0.282	0.453	0.445	north	7.9	Yes
12:30	0.393	0.596	0.398	0.738	0.482	0.283	0.456	0.445	north-northwest	5.8	Yes
12:40	0.393	0.595	0.396	0.737	0.481	0.281	0.453	0.445	north-northwest	6.0	Yes
12:50	0.392	0.593	0.396	0.733	0.482	0.280	0.454	0.445	north-northwest	7.1	Yes
13:00	0.392	0.594	0.396	0.733	0.483	0.280	0.454	0.446	north-northwest	5.7	Yes
13:10	0.392	0.597	0.396	0.734	0.482	0.280	0.454	0.446	north-northwest	4.9	Yes
13:20	0.390	0.592	0.395	0.734	0.484	0.280	0.455	0.445	north-northwest	5.4	Yes
13:30	0.392	0.596	0.397	0.737	0.484	0.281	0.454	0.446	north-northwest	5.6	Yes
13:40	0.390	0.596	0.397	0.739	0.487	0.282	0.454	0.446	north-northwest	7.5	Yes
13:50	0.392	0.597	0.399	0.740	0.489	0.281	0.454	0.446	north-northwest	7.3	Yes
14:00	0.392	0.597	0.397	0.744	0.490	0.281	0.455	0.448	north-northwest	6.1	Yes
14:10	0.393	0.599	0.399	0.743	0.490	0.282	0.457	0.447	north-northwest	6.2	Yes
14:20	0.394	0.602	0.399	0.745	0.489	0.281	0.457	0.448	north-northwest	5.6	Yes
14:30	0.393	0.599	0.398	0.745	0.491	0.283	0.457	0.447	north-northwest	6.1	Yes
14:40	0.393	0.596	0.399	0.745	0.490	0.283	0.456	0.446	north-northwest	6.4	Yes
14:50	0.392	0.595	0.397	0.742	0.490	0.281	0.456	0.445	north-northwest	6.2	Yes
15:00	0.393	0.598	0.398	0.739	0.489	0.280	0.457	0.446	north-northwest	6.3	Yes
15:10	0.393	0.599	0.399	0.743	0.493	0.282	0.456	0.448	north-northwest	4.4	Yes
15:20	0.393	0.598	0.402	0.742	0.493	0.283	0.456	0.447	north-northwest	5.9	Yes
15:30	0.394	0.600	0.401	0.745	0.493	0.282	0.457	0.448	north-northwest	6.9	Yes
15:40	0.394	0.599	0.400	0.746	0.493	0.282	0.458	0.448	north-northwest	5.3	Yes
15:50	0.394	0.599	0.400	0.746	0.493	0.282	0.457	0.448	north-northwest	7.0	Yes
16:00	0.394	0.600	0.400	0.744	0.492	0.283	0.457	0.447	north-northwest	6.8	Yes
16:10	0.393	0.600	0.400	0.745	0.493	0.282	0.457	0.448	north-northwest	8.8	Yes
16:20	0.393	0.599	0.400	0.744	0.493	0.282	0.457	0.448	north-northwest	9.2	Yes
16:30	0.395	0.601	0.400	0.745	0.495	0.283	0.458	0.448	north	6.3	Yes
16:40	0.390	0.592	0.393	0.734	0.485	0.280	0.452	0.443	-	-	Yes
16:50	0.381	0.582	0.386	0.709	0.475	0.276	0.447	0.436	north-northwest	6.2	Yes
17:00	0.381	0.580	0.382	0.703	0.469	0.270	0.445	0.434	north	5.5	Yes
17:10	0.383	0.584	0.381	0.703	0.467	0.270	0.450	0.434	north-northwest	3.9	Yes
17:20	0.390	0.589	0.388	0.716	0.470	0.278	0.452	0.437	northwest	6.1	Yes
17:30	0.393	0.594	0.391	0.725	0.473	0.282	0.452	0.439	north-northwest	7.8	No
17:40	0.392	0.593	0.392	0.731	0.476	0.282	0.454	0.441	north-northwest	8.4	No
17:50	0.394	0.595	0.393	0.735	0.478	0.283	0.453	0.441	north-northwest	8.6	No
18:00	0.394	0.596	0.395	0.736	0.480	0.281	0.455	0.443	north-northwest	7.6	No
18:10	0.395	0.597	0.397	0.738	0.481	0.281	0.456	0.442	north-northwest	8.0	Yes
18:20	0.395	0.597	0.397	0.740	0.483	0.283	0.456	0.445	north-northwest	9.6	No
18:30	0.395	0.598	0.398	0.741	0.485	0.281	0.456	0.445	northwest	7.5	No
18:40	0.394	0.598	0.398	0.743	0.486	0.282	0.455	0.446	north	8.7	No
18:50	0.396	0.600	0.400	0.746	0.488	0.283	0.457	0.446	north	7.0	Yes
19:00	0.397	0.601	0.400	0.746	0.488	0.283	0.457	0.447	north-northwest	8.0	Yes
19:10	0.396	0.601	0.400	0.747	0.487	0.283	0.456	0.447	north-northwest	7.1	Yes
19:20	0.397	0.601	0.401	0.748	0.489	0.283	0.458	0.447	north-northwest	7.0	Yes
19:30	0.397	0.600	0.401	0.749	0.489	0.284	0.457	0.448	north-northwest	6.7	Yes
19:40	0.398	0.599	0.401	0.749	0.491	0.284	0.456	0.450	north	7.5	Yes
19:50	0.395	0.601	0.402	0.749	0.492	0.284	0.457	0.447	north-northwest	7.0	Yes
20:00	0.396	0.603	0.402	0.750	0.492	0.284	0.455	0.447	north-northwest	6.8	Yes
20:10	0.398	0.603	0.404	0.751	0.493	0.285	0.458	0.447	north	7.9	Yes
20:20	0.398	0.602	0.402	0.751	0.494	0.284	0.457	0.447	north	6.8	Yes
20:30	0.396	0.602	0.404	0.753	0.491	0.284	0.456	0.448	north-northwest	7.8	Yes
20:40	0.395	0.600	0.401	0.749	0.494	0.285	0.456	0.447	north-northwest	6.4	Yes
20:50	0.392	0.598	0.400	0.743	0.487	0.284	0.454	0.445	north	8.5	Yes
21:00	0.395	0.598	0.399	0.742	0.492	0.284	0.455	0.446	north	8.1	Yes
21:10	0.395	0.598	0.399	0.740	0.491	0.283	0.455	0.448	north	7.2	Yes
21:20	0.395	0.597	0.402	0.743	0.490	0.283	0.456	0.445	north	6.5	Yes
21:30	0.391	0.594	0.397	0.735	0.487	0.283	0.452	0.444	north-northwest	4.9	Yes
21:40	0.388	0.591	0.394	0.729	0.483	0.281	0.453	0.441	north-northwest	6.7	Yes
21:50	0.391	0.594	0.397	0.732	0.486	0.282	0.453	0.443	north	9.0	Yes
22:00	0.392	0.593	0.396	0.733	0.484	0.284	0.452	0.443	north-northeast	6.8	Yes
22:10	0.388	0.591	0.394	0.727	0.482	0.283	0.451	0.442	north	5.0	Yes
22:20	0.390	0.590	0.395	0.727	0.479	0.282	0.451	0.439	north-northeast	5.0	Yes
22:30	0.387	0.588	0.393	0.723	0.475	0.281	0.450	0.437	north-northeast	5.6	Yes
22:40	0.388	0.588	0.390	0.719	0.470	0.278	0.449	0.439	north	8.9	Yes
22:50	0.385	0.585	0.388	0.710	0.464	0.274	0.448	0.438	north	8.4	Yes
23:00	0.383	0.580	0.382	0.705	0.458	0.272	0.449	0.436	north	8.0	Yes
23:10	0.383	0.582	0.383	0.702	0.453	0.267	0.445	0.433	-	-	Yes
23:20	0.380	0.577	0.379	0.694	0.446	0.255	0.443	0.430	-	-	Yes
23:30	0.381	0.578	0.379	0.693	0.444	0.248	0.441	0.430	north-northeast	5.3	Yes
23:40	0.381	0.577	0.379	0.694	0.440	0.252	0.441	0.430	-	-	Yes
23:50	0.381	0.578	0.380	0.692	0.440	0.258	0.441	0.431	north-northwest	4.2	Yes