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

○Information

○Measurement value list ： 2026/07/31(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	0.421	0.667	0.429	0.819	0.565	0.295	0.486	0.464	-	CALM	No
00:10	0.422	0.665	0.433	0.820	0.564	0.294	0.485	0.464	northeast	1.8	No
00:20	0.423	0.667	0.430	0.817	0.564	0.295	0.486	0.464	north-northeast	2.0	No
00:30	0.422	0.667	0.430	0.820	0.564	0.294	0.486	0.466	northwest	1.9	No
00:40	0.424	0.667	0.431	0.819	0.565	0.294	0.486	0.465	west	2.1	No
00:50	0.422	0.667	0.430	0.818	0.563	0.294	0.486	0.465	west-northwest	2.2	No
01:00	0.421	0.668	0.430	0.819	0.563	0.295	0.485	0.464	northwest	2.4	No
01:10	0.423	0.666	0.430	0.818	0.565	0.294	0.485	0.465	northwest	1.4	No
01:20	0.422	0.667	0.431	0.817	0.563	0.295	0.486	0.466	west	0.6	No
01:30	0.422	0.665	0.431	0.819	0.563	0.293	0.486	0.465	south-southwest	0.6	No
01:40	0.422	0.668	0.430	0.819	0.562	0.295	0.486	0.464	south	0.9	No
01:50	0.423	0.668	0.431	0.818	0.565	0.294	0.485	0.466	south-southwest	0.9	No
02:00	0.422	0.666	0.431	0.819	0.563	0.294	0.487	0.464	southwest	1.0	No
02:10	0.423	0.667	0.431	0.818	0.563	0.294	0.485	0.465	west-southwest	2.6	No
02:20	0.422	0.666	0.430	0.818	0.563	0.295	0.486	0.464	west-southwest	2.6	No
02:30	0.422	0.667	0.430	0.820	0.565	0.294	0.485	0.466	west-southwest	3.5	No
02:40	0.423	0.667	0.430	0.819	0.565	0.293	0.487	0.463	west-southwest	4.5	No
02:50	0.422	0.668	0.432	0.818	0.564	0.293	0.485	0.465	west-southwest	3.9	No
03:00	0.423	0.665	0.431	0.819	0.565	0.295	0.486	0.466	west-southwest	2.5	No
03:10	0.422	0.665	0.430	0.820	0.563	0.294	0.487	0.465	west-southwest	1.8	No
03:20	0.423	0.666	0.430	0.819	0.565	0.296	0.486	0.464	west	1.4	No
03:30	0.423	0.666	0.431	0.821	0.564	0.294	0.485	0.464	north-northwest	1.1	No
03:40	0.422	0.668	0.431	0.821	0.564	0.294	0.486	0.466	northwest	2.5	No
03:50	0.423	0.666	0.431	0.821	0.564	0.295	0.485	0.464	northwest	3.2	No
04:00	0.421	0.669	0.431	0.820	0.564	0.295	0.485	0.464	northwest	3.8	No
04:10	0.423	0.667	0.431	0.818	0.565	0.293	0.485	0.465	northwest	4.2	No
04:20	0.423	0.667	0.429	0.818	0.563	0.293	0.485	0.465	northwest	3.9	No
04:30	0.422	0.665	0.427	0.818	0.563	0.293	0.486	0.464	northwest	3.2	No
04:40	0.424	0.666	0.429	0.818	0.564	0.293	0.486	0.467	west-northwest	2.5	No
04:50	0.423	0.667	0.427	0.819	0.565	0.293	0.487	0.464	northwest	3.7	No
05:00	0.423	0.666	0.429	0.818	0.563	0.295	0.487	0.465	northwest	3.0	No
05:10	0.424	0.665	0.427	0.818	0.565	0.295	0.487	0.465	north-northwest	2.0	No
05:20	0.423	0.669	0.429	0.820	0.564	0.294	0.487	0.465	north-northwest	2.4	No
05:30	0.423	0.667	0.427	0.819	0.563	0.294	0.487	0.465	north-northwest	1.9	No
05:40	0.423	0.666	0.426	0.819	0.564	0.293	0.487	0.465	northwest	3.3	No
05:50	0.424	0.667	0.429	0.819	0.565	0.294	0.486	0.465	northwest	3.9	No
06:00	0.424	0.668	0.430	0.819	0.565	0.294	0.486	0.464	northwest	3.2	No
06:10	0.423	0.667	0.429	0.819	0.566	0.294	0.487	0.466	northwest	3.2	No
06:20	0.425	0.667	0.428	0.820	0.564	0.293	0.485	0.467	northwest	3.4	No
06:30	0.424	0.667	0.427	0.820	0.565	0.294	0.487	0.465	north-northwest	3.6	No
06:40	0.424	0.669	0.427	0.821	0.564	0.294	0.487	0.464	north-northwest	3.1	No
06:50	0.423	0.667	0.428	0.821	0.564	0.293	0.487	0.465	north-northwest	3.2	Yes
07:00	0.423	0.669	0.427	0.820	0.562	0.293	0.486	0.466	north-northwest	3.1	Yes
07:10	0.424	0.667	0.425	0.818	0.564	0.294	0.487	0.465	north-northwest	2.8	Yes
07:20	0.423	0.668	0.426	0.821	0.563	0.294	0.486	0.466	north-northwest	1.7	No
07:30	0.424	0.668	0.427	0.820	0.565	0.295	0.487	0.464	north	0.8	No
07:40	0.425	0.668	0.427	0.819	0.565	0.294	0.487	0.465	north	0.7	No
07:50	0.424	0.668	0.426	0.820	0.564	0.294	0.487	0.465	-	CALM	No
08:00	0.422	0.670	0.429	0.818	0.563	0.293	0.487	0.465	north	0.9	No
08:10	0.423	0.669	0.428	0.822	0.564	0.294	0.487	0.466	-	CALM	No
08:20	0.423	0.669	0.428	0.821	0.565	0.295	0.489	0.466	west	1.5	No
08:30	0.426	0.669	0.426	0.820	0.565	0.295	0.488	0.467	west	2.3	No
08:40	0.425	0.668	0.428	0.822	0.566	0.295	0.489	0.467	west-northwest	2.0	Yes
08:50	0.426	0.668	0.429	0.820	0.567	0.295	0.487	0.468	west-northwest	2.1	Yes
09:00	0.425	0.670	0.427	0.823	0.565	0.294	0.489	0.465	northwest	2.6	Yes
09:10	0.426	0.669	0.428	0.823	0.567	0.294	0.489	0.466	northeast	2.6	Yes
09:20	0.426	0.670	0.430	0.821	0.566	0.295	0.489	0.467	north-northeast	1.5	No
09:30	0.426	0.668	0.432	0.820	0.565	0.295	0.487	0.467	northeast	2.0	No
09:40	0.425	0.671	0.432	0.822	0.566	0.295	0.489	0.467	northeast	0.9	No
09:50	0.425	0.671	0.433	0.821	0.567	0.295	0.489	0.467	west-northwest	0.8	No
10:00	0.427	0.671	0.433	0.824	0.566	0.296	0.489	0.466	west	1.2	No
10:10	0.425	0.670	0.433	0.822	0.567	0.295	0.489	0.466	east-northeast	2.0	No
10:20	0.426	0.671	0.433	0.823	0.567	0.293	0.487	0.465	east	1.7	No
10:30	0.425	0.672	0.434	0.821	0.565	0.294	0.489	0.465	south-southeast	1.7	No
10:40	0.424	0.671	0.432	0.823	0.566	0.295	0.487	0.465	south	1.6	Yes
10:50	0.427	0.673	0.433	0.820	0.566	0.293	0.488	0.465	southeast	2.1	Yes
11:00	0.425	0.670	0.435	0.822	0.566	0.294	0.488	0.465	south-southeast	1.7	Yes
11:10	0.427	0.672	0.434	0.822	0.566	0.294	0.487	0.464	south-southeast	2.3	Yes
11:20	0.427	0.675	0.435	0.823	0.565	0.293	0.487	0.465	south-southeast	2.4	Yes
11:30	0.426	0.673	0.434	0.824	0.566	0.294	0.488	0.466	southeast	2.3	Yes
11:40	0.428	0.675	0.435	0.823	0.567	0.295	0.489	0.465	east	2.5	Yes
11:50	0.426	0.676	0.436	0.823	0.567	0.296	0.488	0.464	northeast	0.8	Yes
12:00	0.427	0.674	0.438	0.824	0.569	0.293	0.488	0.465	northeast	1.1	Yes
12:10	0.427	0.676	0.438	0.822	0.568	0.295	0.488	0.467	north	0.9	Yes
12:20	0.428	0.674	0.436	0.825	0.569	0.295	0.488	0.465	north-northeast	1.4	Yes
12:30	0.428	0.676	0.437	0.825	0.569	0.295	0.487	0.465	east-northeast	2.1	No
12:40	0.428	0.677	0.437	0.825	0.568	0.296	0.487	0.467	northeast	2.3	No
12:50	0.428	0.676	0.437	0.823	0.568	0.295	0.489	0.465	east-northeast	2.4	No
13:00	0.428	0.677	0.437	0.824	0.569	0.295	0.488	0.465	east	2.8	No
13:10	0.427	0.676	0.434	0.825	0.568	0.294	0.488	0.465	east-southeast	2.3	No
13:20	0.428	0.677	0.436	0.826	0.567	0.295	0.488	0.467	southeast	1.5	No
13:30	0.427	0.676	0.437	0.826	0.569	0.295	0.489	0.465	east-southeast	2.5	No
13:40	0.427	0.675	0.435	0.825	0.568	0.294	0.488	0.464	southeast	2.1	No
13:50	0.427	0.674	0.435	0.825	0.568	0.295	0.488	0.467	east-southeast	3.0	No
14:00	0.427	0.675	0.433	0.823	0.569	0.295	0.487	0.464	east-southeast	3.5	No
14:10	0.427	0.674	0.435	0.825	0.568	0.294	0.487	0.468	southeast	2.3	No
14:20	0.426	0.676	0.435	0.825	0.569	0.294	0.487	0.466	east-southeast	3.2	No
14:30	0.426	0.677	0.438	0.825	0.567	0.295	0.488	0.464	east-southeast	2.7	No
14:40	0.428	0.676	0.434	0.826	0.568	0.295	0.488	0.466	southeast	3.0	No
14:50	0.427	0.676	0.435	0.825	0.569	0.295	0.487	0.466	east-southeast	2.5	Yes
15:00	0.428	0.676	0.435	0.824	0.567	0.295	0.487	0.464	southeast	1.7	No
15:10	0.428	0.676	0.436	0.824	0.570	0.294	0.487	0.466	southeast	1.9	Yes
15:20	0.426	0.677	0.436	0.825	0.568	0.294	0.487	0.464	southeast	1.6	Yes
15:30	0.430	0.677	0.437	0.826	0.569	0.286	0.488	0.467	southeast	1.4	Yes
15:40	0.428	0.676	0.437	0.825	0.569	0.294	0.489	0.465	east-southeast	1.9	No
15:50	0.428	0.677	0.436	0.825	0.570	0.294	0.489	0.467	east	2.7	Yes
16:00	0.429	0.679	0.437	0.824	0.569	0.296	0.489	0.466	east	2.0	Yes
16:10	0.430	0.678	0.437	0.826	0.570	0.296	0.490	0.466	southeast	2.5	Yes
16:20	0.428	0.679	0.436	0.825	0.571	0.296	0.489	0.466	southeast	2.9	No
16:30	0.428	0.679	0.437	0.826	0.569	0.296	0.490	0.466	southeast	2.4	No
16:40	0.428	0.679	0.437	0.824	0.571	0.296	0.488	0.467	south-southeast	2.5	No
16:50	0.430	0.677	0.437	0.825	0.571	0.295	0.490	0.467	south	3.5	No
17:00	0.428	0.681	0.437	0.826	0.571	0.295	0.488	0.467	south-southeast	3.8	Yes
17:10	0.431	0.680	0.438	0.824	0.571	0.297	0.489	0.466	south	4.0	No
17:20	0.428	0.680	0.437	0.826	0.572	0.297	0.488	0.465	south	4.0	No
17:30	0.429	0.679	0.437	0.825	0.570	0.296	0.489	0.466	south	3.1	No
17:40	0.428	0.683	0.437	0.826	0.572	0.295	0.488	0.465	south	2.9	No
17:50	0.428	0.679	0.435	0.826	0.572	0.297	0.488	0.466	south-southeast	2.2	No
18:00	0.431	0.679	0.438	0.826	0.571	0.296	0.487	0.466	south-southeast	2.7	Yes
18:10	0.428	0.679	0.437	0.825	0.571	0.296	0.489	0.467	south-southeast	4.2	Yes
18:20	0.428	0.680	0.436	0.825	0.571	0.297	0.489	0.467	south-southeast	4.0	No
18:30	0.429	0.679	0.436	0.826	0.572	0.297	0.488	0.465	south-southeast	3.6	No
18:40	0.427	0.681	0.439	0.827	0.572	0.297	0.489	0.465	south-southeast	4.8	No
18:50	0.428	0.680	0.437	0.825	0.571	0.295	0.490	0.465	south-southeast	5.4	No
19:00	0.427	0.678	0.438	0.825	0.570	0.296	0.489	0.466	south	6.1	Yes
19:10	0.428	0.679	0.439	0.826	0.571	0.296	0.489	0.466	south	3.4	No
19:20	0.429	0.679	0.437	0.827	0.572	0.296	0.490	0.466	south-southeast	4.4	Yes
19:30	0.431	0.677	0.438	0.828	0.571	0.297	0.488	0.467	south-southeast	3.6	Yes
19:40	0.429	0.671	0.439	0.828	0.573	0.297	0.490	0.465	southwest	1.5	Yes
19:50	0.435	0.672	0.442	0.827	0.574	0.301	0.488	0.467	south-southeast	3.7	Yes
20:00	0.436	0.670	0.442	0.828	0.573	0.303	0.488	0.463	south-southeast	5.2	Yes
20:10	0.433	0.666	0.439	0.816	0.570	0.302	0.485	0.464	south-southeast	3.6	Yes
20:20	0.434	0.662	0.440	0.811	0.570	0.302	0.485	0.462	southeast	5.4	Yes
20:30	0.433	0.661	0.440	0.808	0.566	0.302	0.484	0.464	southeast	5.9	Yes
20:40	0.435	0.662	0.439	0.806	0.565	0.304	0.484	0.461	south-southeast	5.7	Yes
20:50	0.432	0.662	0.439	0.806	0.565	0.304	0.483	0.463	south-southeast	6.4	Yes
21:00	0.427	0.651	0.431	0.791	0.556	0.301	0.479	0.460	-	-	Yes
21:10	0.420	0.647	0.432	0.780	0.552	0.303	0.479	0.458	-	-	Yes
21:20	0.427	0.652	0.433	0.773	0.546	0.304	0.475	0.455	-	-	Yes
21:30	0.434	0.659	0.437	0.779	0.551	0.308	0.477	0.457	northeast	5.1	Yes
21:40	0.437	0.659	0.441	0.790	0.556	0.310	0.478	0.457	east-northeast	3.9	Yes
21:50	0.433	0.655	0.434	0.785	0.546	0.305	0.475	0.457	-	-	Yes
22:00	0.432	0.651	0.434	0.781	0.537	0.303	0.474	0.454	-	-	Yes
22:10	0.429	0.650	0.435	0.781	0.537	0.304	0.474	0.454	-	-	Yes
22:20	0.431	0.649	0.433	0.781	0.533	0.301	0.472	0.451	east-southeast	5.0	Yes
22:30	0.429	0.646	0.434	0.785	0.536	0.304	0.475	0.452	east-southeast	5.8	Yes
22:40	0.432	0.648	0.436	0.787	0.538	0.306	0.477	0.455	southeast	4.2	Yes
22:50	0.434	0.651	0.436	0.790	0.538	0.304	0.477	0.457	southeast	5.4	Yes
23:00	0.433	0.650	0.434	0.790	0.538	0.302	0.477	0.457	southeast	5.4	No
23:10	0.431	0.647	0.431	0.790	0.535	0.299	0.477	0.457	southeast	4.8	Yes
23:20	0.430	0.646	0.430	0.790	0.533	0.296	0.477	0.455	southeast	4.9	No
23:30	0.426	0.644	0.427	0.791	0.533	0.296	0.475	0.455	south-southeast	5.2	No
23:40	0.424	0.641	0.426	0.790	0.531	0.292	0.475	0.457	south	5.5	No
23:50	0.423	0.641	0.424	0.788	0.530	0.291	0.477	0.457	south	5.7	No