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

○Information

○Measurement value list ： 2026/09/26(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	0.427	0.674	0.426	0.807	0.556	0.293	0.481	0.463	north-northwest	1.2	No
00:10	0.425	0.675	0.427	0.807	0.555	0.292	0.482	0.463	north-northwest	1.4	No
00:20	0.426	0.675	0.424	0.805	0.556	0.294	0.480	0.463	north-northwest	2.1	No
00:30	0.426	0.674	0.425	0.808	0.556	0.293	0.482	0.463	north-northwest	2.0	No
00:40	0.425	0.675	0.425	0.805	0.554	0.293	0.481	0.462	north-northwest	2.0	No
00:50	0.426	0.674	0.426	0.807	0.556	0.294	0.482	0.463	north-northwest	1.5	No
01:00	0.426	0.674	0.425	0.806	0.556	0.293	0.481	0.463	north-northwest	1.8	No
01:10	0.424	0.674	0.426	0.807	0.557	0.293	0.481	0.464	north-northwest	2.0	No
01:20	0.424	0.675	0.425	0.807	0.555	0.292	0.481	0.465	north	2.3	No
01:30	0.425	0.676	0.425	0.807	0.554	0.291	0.482	0.464	north-northwest	2.6	No
01:40	0.426	0.675	0.427	0.806	0.556	0.292	0.481	0.464	north-northwest	2.4	No
01:50	0.425	0.676	0.426	0.807	0.556	0.292	0.479	0.465	north-northwest	1.7	No
02:00	0.425	0.674	0.428	0.807	0.556	0.291	0.481	0.464	north	1.6	No
02:10	0.427	0.675	0.427	0.806	0.555	0.293	0.481	0.463	north-northwest	2.2	No
02:20	0.425	0.675	0.426	0.807	0.556	0.294	0.480	0.463	north-northwest	2.7	No
02:30	0.424	0.674	0.426	0.807	0.555	0.294	0.480	0.463	north-northwest	3.0	No
02:40	0.425	0.675	0.427	0.807	0.555	0.293	0.480	0.464	north-northwest	2.8	No
02:50	0.426	0.674	0.427	0.808	0.554	0.292	0.481	0.463	north-northwest	2.8	No
03:00	0.425	0.675	0.426	0.807	0.556	0.293	0.481	0.463	north-northwest	3.0	No
03:10	0.424	0.674	0.427	0.805	0.556	0.292	0.482	0.463	north-northwest	3.2	No
03:20	0.426	0.675	0.427	0.808	0.556	0.293	0.481	0.463	north-northwest	3.1	No
03:30	0.424	0.674	0.425	0.809	0.556	0.293	0.481	0.464	north-northwest	2.9	No
03:40	0.424	0.674	0.424	0.808	0.555	0.293	0.481	0.463	north-northwest	2.8	Yes
03:50	0.425	0.674	0.427	0.806	0.555	0.293	0.479	0.464	north-northwest	2.9	Yes
04:00	0.425	0.675	0.429	0.809	0.558	0.295	0.482	0.464	northwest	3.4	Yes
04:10	0.428	0.673	0.429	0.813	0.560	0.298	0.480	0.463	northwest	4.0	Yes
04:20	0.430	0.674	0.431	0.813	0.559	0.298	0.480	0.465	northwest	3.4	Yes
04:30	0.430	0.670	0.430	0.811	0.560	0.298	0.479	0.460	west-northwest	2.9	Yes
04:40	0.428	0.668	0.430	0.809	0.557	0.299	0.479	0.461	north-northwest	2.8	Yes
04:50	0.429	0.665	0.432	0.807	0.556	0.300	0.477	0.459	west-northwest	3.8	Yes
05:00	0.428	0.666	0.431	0.806	0.557	0.302	0.476	0.459	west-northwest	3.2	Yes
05:10	0.429	0.664	0.431	0.803	0.557	0.301	0.476	0.459	west-northwest	2.3	Yes
05:20	0.430	0.661	0.431	0.802	0.554	0.299	0.476	0.458	northwest	3.0	Yes
05:30	0.429	0.658	0.431	0.793	0.547	0.300	0.475	0.458	northwest	3.2	Yes
05:40	0.427	0.652	0.429	0.782	0.543	0.299	0.469	0.451	-	-	Yes
05:50	0.426	0.646	0.425	0.773	0.540	0.296	0.468	0.449	northeast	4.9	Yes
06:00	0.424	0.650	0.426	0.777	0.542	0.302	0.470	0.450	-	CALM	Yes
06:10	0.425	0.652	0.429	0.777	0.543	0.304	0.470	0.450	west-northwest	1.0	Yes
06:20	0.423	0.650	0.428	0.779	0.541	0.302	0.469	0.453	west-northwest	1.3	Yes
06:30	0.421	0.649	0.426	0.778	0.540	0.301	0.470	0.452	north-northwest	3.1	Yes
06:40	0.420	0.648	0.426	0.776	0.536	0.300	0.469	0.451	north	3.6	Yes
06:50	0.421	0.643	0.424	0.773	0.534	0.300	0.470	0.451	north	1.9	Yes
07:00	0.421	0.646	0.426	0.774	0.534	0.298	0.469	0.452	north-northwest	1.6	Yes
07:10	0.419	0.646	0.424	0.774	0.534	0.297	0.468	0.452	north	2.4	Yes
07:20	0.418	0.646	0.424	0.777	0.533	0.294	0.469	0.453	north	3.5	Yes
07:30	0.418	0.645	0.423	0.774	0.532	0.294	0.469	0.453	north	3.0	Yes
07:40	0.417	0.642	0.422	0.774	0.529	0.293	0.469	0.452	north	4.0	Yes
07:50	0.416	0.640	0.419	0.771	0.530	0.293	0.468	0.453	-	-	Yes
08:00	0.415	0.639	0.421	0.771	0.527	0.293	0.466	0.450	north	6.3	Yes
08:10	0.416	0.639	0.421	0.769	0.528	0.292	0.467	0.452	north	5.8	Yes
08:20	0.415	0.642	0.419	0.771	0.528	0.293	0.468	0.453	north-northeast	5.4	Yes
08:30	0.415	0.640	0.420	0.772	0.528	0.294	0.467	0.453	north-northeast	4.8	Yes
08:40	0.415	0.642	0.421	0.773	0.528	0.293	0.468	0.453	north-northeast	4.0	Yes
08:50	0.416	0.642	0.420	0.774	0.527	0.293	0.467	0.453	north	2.1	Yes
09:00	0.414	0.640	0.419	0.774	0.529	0.293	0.467	0.453	north-northwest	1.3	Yes
09:10	0.413	0.639	0.420	0.774	0.529	0.292	0.468	0.452	north-northwest	1.2	Yes
09:20	0.413	0.638	0.419	0.774	0.526	0.291	0.466	0.452	west-northwest	1.4	Yes
09:30	0.411	0.638	0.418	0.771	0.527	0.290	0.466	0.452	west	0.7	Yes
09:40	0.413	0.637	0.418	0.772	0.527	0.292	0.466	0.452	-	CALM	Yes
09:50	0.412	0.638	0.419	0.771	0.527	0.289	0.465	0.453	north-northeast	0.8	Yes
10:00	0.410	0.638	0.417	0.772	0.525	0.290	0.465	0.453	-	CALM	Yes
10:10	0.411	0.637	0.418	0.772	0.525	0.288	0.465	0.453	northwest	0.6	Yes
10:20	0.409	0.637	0.417	0.772	0.525	0.288	0.466	0.452	north-northwest	0.6	Yes
10:30	0.409	0.637	0.416	0.773	0.526	0.289	0.466	0.453	northwest	0.8	Yes
10:40	0.409	0.637	0.416	0.771	0.527	0.287	0.464	0.453	north-northwest	1.0	Yes
10:50	0.407	0.636	0.416	0.770	0.525	0.287	0.465	0.452	northwest	0.7	Yes
11:00	0.407	0.634	0.416	0.772	0.525	0.287	0.465	0.453	north-northwest	0.7	Yes
11:10	0.407	0.636	0.415	0.771	0.524	0.288	0.466	0.452	north-northwest	0.6	Yes
11:20	0.408	0.635	0.415	0.771	0.525	0.287	0.465	0.451	northwest	1.0	Yes
11:30	0.407	0.635	0.414	0.771	0.525	0.286	0.467	0.452	west-northwest	1.3	Yes
11:40	0.409	0.637	0.413	0.772	0.525	0.286	0.465	0.452	northwest	0.8	Yes
11:50	0.407	0.638	0.414	0.771	0.526	0.285	0.465	0.452	north-northwest	0.6	Yes
12:00	0.408	0.636	0.412	0.773	0.526	0.284	0.466	0.452	north-northwest	1.1	Yes
12:10	0.408	0.637	0.413	0.772	0.525	0.286	0.465	0.452	north-northwest	1.0	Yes
12:20	0.409	0.636	0.414	0.773	0.527	0.285	0.466	0.452	north	1.3	Yes
12:30	0.410	0.638	0.415	0.775	0.528	0.288	0.466	0.452	north	1.6	Yes
12:40	0.409	0.639	0.415	0.775	0.530	0.288	0.467	0.453	east-northeast	0.7	Yes
12:50	0.411	0.640	0.415	0.778	0.529	0.289	0.467	0.453	-	CALM	Yes
13:00	0.409	0.638	0.416	0.775	0.528	0.288	0.468	0.453	east-northeast	0.7	Yes
13:10	0.408	0.638	0.416	0.775	0.529	0.286	0.467	0.453	east-northeast	0.6	Yes
13:20	0.410	0.639	0.416	0.774	0.528	0.288	0.468	0.453	east-southeast	0.8	Yes
13:30	0.410	0.639	0.417	0.776	0.530	0.289	0.468	0.451	east-southeast	0.7	Yes
13:40	0.410	0.639	0.418	0.779	0.529	0.289	0.467	0.454	-	CALM	Yes
13:50	0.411	0.639	0.416	0.777	0.528	0.288	0.467	0.453	east-southeast	0.8	Yes
14:00	0.410	0.639	0.416	0.775	0.529	0.289	0.468	0.451	east-southeast	0.8	Yes
14:10	0.409	0.639	0.416	0.777	0.529	0.289	0.469	0.453	east-northeast	0.7	Yes
14:20	0.410	0.638	0.416	0.776	0.528	0.288	0.467	0.451	-	CALM	Yes
14:30	0.409	0.638	0.417	0.777	0.529	0.289	0.467	0.451	east-northeast	0.6	Yes
14:40	0.409	0.642	0.416	0.778	0.529	0.290	0.469	0.452	east-northeast	0.6	Yes
14:50	0.409	0.640	0.417	0.778	0.531	0.290	0.469	0.453	-	CALM	Yes
15:00	0.411	0.642	0.419	0.777	0.530	0.290	0.467	0.453	-	CALM	Yes
15:10	0.411	0.639	0.420	0.777	0.531	0.291	0.468	0.453	south	1.0	Yes
15:20	0.412	0.640	0.419	0.780	0.529	0.292	0.469	0.455	-	CALM	Yes
15:30	0.412	0.643	0.420	0.777	0.532	0.293	0.468	0.454	-	CALM	Yes
15:40	0.412	0.641	0.419	0.779	0.531	0.294	0.469	0.454	-	CALM	Yes
15:50	0.411	0.642	0.420	0.777	0.530	0.292	0.470	0.452	south	0.8	Yes
16:00	0.410	0.641	0.417	0.777	0.529	0.291	0.469	0.453	-	CALM	Yes
16:10	0.409	0.639	0.416	0.775	0.528	0.291	0.467	0.452	-	CALM	Yes
16:20	0.408	0.639	0.417	0.774	0.528	0.289	0.468	0.452	northwest	0.6	Yes
16:30	0.408	0.638	0.415	0.777	0.528	0.288	0.468	0.452	northwest	0.8	Yes
16:40	0.408	0.638	0.415	0.777	0.527	0.288	0.468	0.452	west	0.7	Yes
16:50	0.407	0.637	0.413	0.773	0.526	0.287	0.469	0.453	northwest	1.0	Yes
17:00	0.408	0.637	0.413	0.773	0.527	0.287	0.468	0.452	northwest	1.0	Yes
17:10	0.409	0.637	0.411	0.775	0.528	0.288	0.467	0.453	northwest	0.9	Yes
17:20	0.406	0.638	0.412	0.773	0.527	0.288	0.467	0.453	northwest	1.6	Yes
17:30	0.407	0.637	0.414	0.773	0.528	0.286	0.469	0.453	northwest	1.1	Yes
17:40	0.408	0.636	0.413	0.773	0.527	0.287	0.469	0.454	northwest	1.5	Yes
17:50	0.409	0.637	0.412	0.774	0.527	0.288	0.469	0.453	northwest	1.7	Yes
18:00	0.409	0.637	0.413	0.772	0.526	0.286	0.468	0.454	northwest	1.9	Yes
18:10	0.407	0.637	0.414	0.776	0.527	0.287	0.468	0.452	northwest	1.8	Yes
18:20	0.407	0.635	0.414	0.776	0.526	0.287	0.467	0.453	northwest	2.3	Yes
18:30	0.408	0.637	0.413	0.774	0.528	0.287	0.467	0.454	northwest	3.0	Yes
18:40	0.408	0.636	0.413	0.774	0.528	0.287	0.468	0.454	northwest	2.6	Yes
18:50	0.407	0.636	0.415	0.775	0.529	0.288	0.469	0.453	northwest	2.5	Yes
19:00	0.408	0.636	0.414	0.775	0.528	0.288	0.467	0.453	northwest	2.7	Yes
19:10	0.407	0.636	0.415	0.774	0.527	0.287	0.467	0.453	northwest	2.7	Yes
19:20	0.408	0.636	0.415	0.775	0.528	0.289	0.467	0.453	northwest	3.2	Yes
19:30	0.408	0.636	0.413	0.774	0.528	0.286	0.468	0.452	northwest	3.3	Yes
19:40	0.405	0.637	0.412	0.773	0.527	0.285	0.467	0.453	northwest	3.6	Yes
19:50	0.406	0.636	0.414	0.774	0.528	0.288	0.468	0.453	northwest	3.5	Yes
20:00	0.407	0.634	0.414	0.773	0.527	0.288	0.466	0.452	northwest	3.6	Yes
20:10	0.407	0.634	0.412	0.774	0.527	0.287	0.467	0.452	northwest	3.8	Yes
20:20	0.408	0.635	0.414	0.773	0.526	0.286	0.466	0.453	northwest	4.7	Yes
20:30	0.406	0.635	0.415	0.772	0.526	0.287	0.467	0.451	northwest	4.1	Yes
20:40	0.407	0.636	0.415	0.774	0.527	0.288	0.466	0.452	northwest	4.6	Yes
20:50	0.405	0.637	0.414	0.773	0.527	0.288	0.466	0.451	northwest	3.9	Yes
21:00	0.407	0.638	0.414	0.774	0.528	0.289	0.465	0.451	northwest	3.9	Yes
21:10	0.408	0.637	0.415	0.774	0.527	0.289	0.467	0.452	northwest	4.0	Yes
21:20	0.408	0.637	0.415	0.772	0.527	0.289	0.465	0.452	northwest	3.5	Yes
21:30	0.408	0.637	0.415	0.772	0.528	0.288	0.466	0.452	northwest	4.0	Yes
21:40	0.406	0.633	0.414	0.771	0.527	0.288	0.466	0.452	northwest	4.3	Yes
21:50	0.410	0.637	0.414	0.773	0.528	0.289	0.465	0.453	northwest	4.6	Yes
22:00	0.409	0.637	0.418	0.771	0.526	0.291	0.465	0.452	northwest	4.4	Yes
22:10	0.409	0.639	0.416	0.771	0.528	0.290	0.466	0.454	northwest	4.9	Yes
22:20	0.408	0.638	0.416	0.771	0.528	0.290	0.465	0.452	northwest	4.9	Yes
22:30	0.406	0.637	0.415	0.770	0.527	0.288	0.467	0.453	northwest	4.5	Yes
22:40	0.406	0.636	0.414	0.771	0.526	0.288	0.464	0.453	northwest	4.3	Yes
22:50	0.407	0.635	0.413	0.769	0.525	0.287	0.466	0.452	northwest	4.6	Yes
23:00	0.407	0.634	0.415	0.771	0.527	0.286	0.466	0.452	northwest	4.5	Yes
23:10	0.407	0.636	0.412	0.772	0.525	0.286	0.466	0.453	northwest	5.0	Yes
23:20	0.407	0.636	0.414	0.771	0.528	0.285	0.465	0.452	northwest	4.9	No
23:30	0.405	0.634	0.411	0.769	0.524	0.286	0.465	0.454	northwest	5.4	Yes
23:40	0.406	0.635	0.412	0.769	0.526	0.285	0.465	0.454	northwest	4.9	No
23:50	0.405	0.635	0.412	0.769	0.525	0.285	0.467	0.455	northwest	5.5	No