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

○Information

○Measurement value list ： 2026/04/15(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	0.492	0.740	0.446	0.908	0.623	0.304	0.511	0.485	north	1.0	No
00:10	0.491	0.740	0.444	0.908	0.623	0.304	0.512	0.485	north-northwest	1.5	No
00:20	0.490	0.739	0.445	0.909	0.624	0.304	0.511	0.485	north-northwest	1.1	No
00:30	0.492	0.740	0.446	0.911	0.624	0.305	0.511	0.487	north-northwest	1.4	No
00:40	0.493	0.739	0.446	0.909	0.624	0.303	0.512	0.484	northwest	1.2	No
00:50	0.492	0.741	0.446	0.908	0.622	0.305	0.511	0.485	southwest	0.6	No
01:00	0.493	0.740	0.447	0.911	0.622	0.304	0.511	0.486	south-southwest	0.9	No
01:10	0.492	0.740	0.446	0.909	0.622	0.304	0.511	0.486	-	CALM	No
01:20	0.492	0.740	0.446	0.909	0.623	0.304	0.512	0.486	-	CALM	No
01:30	0.493	0.740	0.447	0.909	0.623	0.306	0.512	0.484	-	CALM	No
01:40	0.491	0.740	0.445	0.910	0.622	0.305	0.513	0.485	north-northwest	1.3	No
01:50	0.493	0.740	0.446	0.909	0.622	0.305	0.511	0.485	north-northwest	0.6	No
02:00	0.491	0.740	0.446	0.909	0.623	0.305	0.512	0.485	north-northwest	1.8	No
02:10	0.493	0.740	0.446	0.909	0.622	0.304	0.512	0.485	north-northwest	1.7	No
02:20	0.491	0.740	0.446	0.910	0.623	0.304	0.512	0.485	north-northwest	1.1	No
02:30	0.492	0.740	0.446	0.910	0.623	0.304	0.512	0.486	north-northwest	1.6	No
02:40	0.492	0.739	0.445	0.909	0.624	0.304	0.513	0.485	north-northwest	1.6	No
02:50	0.493	0.740	0.445	0.910	0.623	0.303	0.512	0.486	-	CALM	No
03:00	0.493	0.740	0.447	0.908	0.623	0.304	0.511	0.485	north	0.7	No
03:10	0.492	0.740	0.447	0.909	0.621	0.304	0.512	0.485	north-northwest	1.8	No
03:20	0.493	0.740	0.447	0.910	0.622	0.304	0.512	0.485	north-northwest	3.0	No
03:30	0.492	0.739	0.447	0.908	0.622	0.304	0.513	0.485	north-northwest	2.2	No
03:40	0.492	0.739	0.447	0.911	0.623	0.305	0.512	0.484	north-northwest	2.6	No
03:50	0.491	0.741	0.444	0.909	0.623	0.303	0.512	0.487	north-northwest	2.7	No
04:00	0.492	0.739	0.446	0.912	0.621	0.304	0.511	0.485	north-northwest	2.2	No
04:10	0.493	0.738	0.445	0.911	0.623	0.304	0.511	0.484	north-northwest	1.9	No
04:20	0.492	0.739	0.446	0.908	0.623	0.305	0.511	0.486	north	1.9	No
04:30	0.493	0.739	0.446	0.908	0.622	0.303	0.511	0.485	north	1.8	No
04:40	0.492	0.740	0.447	0.908	0.624	0.305	0.513	0.486	north	1.6	No
04:50	0.491	0.739	0.444	0.907	0.624	0.304	0.512	0.486	north	2.1	No
05:00	0.492	0.739	0.445	0.908	0.622	0.304	0.512	0.486	north	2.4	No
05:10	0.492	0.739	0.446	0.908	0.624	0.303	0.510	0.485	north-northwest	2.0	No
05:20	0.491	0.739	0.445	0.909	0.623	0.304	0.510	0.485	north-northwest	2.7	No
05:30	0.493	0.740	0.444	0.908	0.623	0.305	0.513	0.486	north	2.7	No
05:40	0.494	0.740	0.445	0.907	0.620	0.303	0.513	0.486	north-northwest	3.3	No
05:50	0.493	0.740	0.446	0.906	0.623	0.303	0.513	0.485	north-northwest	2.3	No
06:00	0.492	0.740	0.445	0.908	0.621	0.304	0.512	0.486	north	2.5	No
06:10	0.493	0.740	0.444	0.909	0.622	0.305	0.511	0.486	north-northwest	2.2	No
06:20	0.491	0.740	0.445	0.908	0.622	0.303	0.512	0.486	north-northwest	2.3	No
06:30	0.491	0.740	0.447	0.909	0.624	0.305	0.513	0.486	north-northwest	2.4	No
06:40	0.493	0.739	0.446	0.908	0.623	0.305	0.511	0.485	north-northwest	2.3	No
06:50	0.492	0.739	0.444	0.908	0.623	0.303	0.511	0.485	northwest	2.0	No
07:00	0.492	0.738	0.444	0.910	0.622	0.305	0.512	0.488	northwest	2.1	No
07:10	0.493	0.739	0.444	0.910	0.623	0.303	0.511	0.486	north-northwest	2.2	No
07:20	0.492	0.741	0.444	0.909	0.623	0.304	0.513	0.485	north-northwest	2.3	No
07:30	0.492	0.740	0.442	0.910	0.623	0.304	0.512	0.486	northwest	2.2	No
07:40	0.493	0.740	0.442	0.911	0.622	0.304	0.512	0.486	north-northwest	1.6	No
07:50	0.493	0.739	0.444	0.908	0.620	0.303	0.513	0.487	north	2.0	No
08:00	0.493	0.738	0.442	0.909	0.623	0.304	0.513	0.485	north	1.4	No
08:10	0.493	0.736	0.444	0.908	0.622	0.304	0.511	0.486	north-northeast	1.6	No
08:20	0.490	0.736	0.444	0.908	0.622	0.303	0.512	0.485	north-northeast	1.1	No
08:30	0.490	0.734	0.442	0.909	0.623	0.303	0.511	0.485	north	1.4	No
08:40	0.492	0.735	0.444	0.910	0.622	0.303	0.511	0.485	north-northeast	1.6	No
08:50	0.491	0.738	0.444	0.910	0.622	0.302	0.512	0.485	north-northeast	1.8	No
09:00	0.491	0.735	0.444	0.909	0.622	0.302	0.510	0.486	northeast	2.7	No
09:10	0.491	0.737	0.443	0.911	0.621	0.301	0.511	0.484	north-northeast	2.5	No
09:20	0.493	0.736	0.445	0.908	0.622	0.301	0.513	0.484	north-northeast	2.8	No
09:30	0.491	0.737	0.444	0.909	0.621	0.302	0.512	0.484	northeast	2.5	No
09:40	0.490	0.736	0.441	0.908	0.620	0.301	0.512	0.484	northeast	2.1	No
09:50	0.489	0.738	0.442	0.907	0.619	0.301	0.511	0.487	northeast	2.9	No
10:00	0.490	0.736	0.443	0.910	0.619	0.302	0.512	0.484	northeast	2.7	No
10:10	0.489	0.736	0.443	0.908	0.620	0.301	0.513	0.483	northeast	2.8	No
10:20	0.489	0.737	0.444	0.909	0.620	0.300	0.512	0.484	east-northeast	3.5	No
10:30	0.489	0.736	0.442	0.911	0.620	0.302	0.511	0.485	east-northeast	3.3	No
10:40	0.490	0.737	0.442	0.908	0.619	0.302	0.512	0.484	east-northeast	3.2	No
10:50	0.487	0.737	0.444	0.908	0.621	0.301	0.511	0.484	east-northeast	2.5	No
11:00	0.490	0.737	0.444	0.909	0.621	0.303	0.512	0.484	east	2.7	No
11:10	0.491	0.737	0.444	0.908	0.619	0.303	0.512	0.486	east-northeast	2.0	No
11:20	0.491	0.737	0.441	0.909	0.621	0.301	0.513	0.484	east	2.8	No
11:30	0.489	0.738	0.444	0.910	0.618	0.301	0.511	0.485	east	2.0	No
11:40	0.490	0.737	0.442	0.908	0.619	0.302	0.514	0.485	east-northeast	2.1	No
11:50	0.491	0.738	0.442	0.913	0.621	0.302	0.513	0.484	east	3.2	No
12:00	0.489	0.737	0.443	0.911	0.620	0.302	0.512	0.485	east	3.3	No
12:10	0.490	0.738	0.443	0.909	0.620	0.302	0.513	0.485	east	2.9	No
12:20	0.491	0.739	0.443	0.909	0.621	0.301	0.513	0.484	east	1.6	No
12:30	0.489	0.740	0.444	0.909	0.619	0.302	0.514	0.485	east-southeast	1.5	No
12:40	0.491	0.738	0.443	0.911	0.620	0.302	0.514	0.485	east	2.6	No
12:50	0.490	0.737	0.446	0.910	0.620	0.301	0.512	0.485	east-southeast	1.8	No
13:00	0.491	0.739	0.444	0.909	0.620	0.302	0.515	0.484	east-southeast	2.3	No
13:10	0.491	0.739	0.444	0.908	0.620	0.302	0.514	0.484	east-southeast	1.8	No
13:20	0.492	0.737	0.443	0.909	0.619	0.302	0.512	0.483	east-southeast	2.6	No
13:30	0.489	0.738	0.441	0.910	0.620	0.302	0.514	0.484	southeast	2.7	No
13:40	0.490	0.735	0.443	0.910	0.620	0.302	0.513	0.484	east-southeast	2.5	No
13:50	0.490	0.738	0.443	0.909	0.620	0.303	0.515	0.484	east	3.2	No
14:00	0.489	0.738	0.444	0.910	0.619	0.302	0.514	0.484	southeast	3.0	No
14:10	0.490	0.738	0.444	0.909	0.620	0.302	0.514	0.484	southeast	3.3	No
14:20	0.490	0.736	0.444	0.910	0.621	0.302	0.514	0.483	southeast	3.5	No
14:30	0.489	0.736	0.445	0.910	0.620	0.302	0.515	0.484	southeast	3.7	No
14:40	0.490	0.737	0.445	0.910	0.621	0.302	0.515	0.485	southeast	3.6	No
14:50	0.491	0.737	0.446	0.910	0.620	0.301	0.514	0.485	southeast	3.6	No
15:00	0.489	0.738	0.444	0.910	0.621	0.302	0.513	0.485	southeast	3.2	No
15:10	0.490	0.739	0.446	0.910	0.620	0.302	0.514	0.484	southeast	4.0	No
15:20	0.489	0.737	0.444	0.909	0.622	0.302	0.512	0.484	southeast	3.4	No
15:30	0.491	0.738	0.446	0.910	0.622	0.303	0.513	0.485	southeast	3.0	No
15:40	0.489	0.739	0.446	0.909	0.621	0.302	0.514	0.484	southeast	2.9	No
15:50	0.490	0.738	0.446	0.909	0.622	0.303	0.513	0.484	southeast	3.2	No
16:00	0.490	0.740	0.445	0.908	0.619	0.303	0.513	0.485	south-southeast	2.5	No
16:10	0.491	0.739	0.445	0.909	0.620	0.302	0.513	0.484	south-southeast	2.3	No
16:20	0.490	0.738	0.445	0.908	0.622	0.303	0.513	0.484	south-southeast	1.9	No
16:30	0.491	0.739	0.446	0.910	0.621	0.303	0.513	0.484	south-southeast	1.8	No
16:40	0.491	0.740	0.447	0.908	0.621	0.303	0.513	0.484	south-southeast	2.0	No
16:50	0.492	0.741	0.448	0.910	0.622	0.304	0.513	0.484	southeast	2.2	No
17:00	0.494	0.743	0.448	0.909	0.620	0.303	0.512	0.483	south-southeast	1.8	No
17:10	0.492	0.743	0.447	0.909	0.621	0.304	0.513	0.485	south	2.3	No
17:20	0.493	0.743	0.447	0.908	0.620	0.304	0.512	0.484	south	1.7	No
17:30	0.493	0.742	0.447	0.910	0.621	0.304	0.513	0.484	south-southeast	2.0	No
17:40	0.493	0.742	0.448	0.910	0.622	0.305	0.512	0.485	south-southeast	2.8	No
17:50	0.493	0.740	0.447	0.912	0.623	0.306	0.512	0.485	south-southeast	2.2	No
18:00	0.492	0.743	0.445	0.910	0.621	0.305	0.512	0.486	southeast	1.0	Yes
18:10	0.491	0.744	0.445	0.909	0.623	0.307	0.512	0.486	south-southeast	0.9	No
18:20	0.493	0.743	0.446	0.909	0.625	0.306	0.512	0.485	south	1.0	No
18:30	0.492	0.740	0.446	0.909	0.623	0.304	0.512	0.486	southeast	1.6	No
18:40	0.492	0.742	0.448	0.910	0.623	0.307	0.511	0.486	-	CALM	No
18:50	0.491	0.741	0.446	0.912	0.623	0.305	0.513	0.486	southeast	0.7	No
19:00	0.493	0.740	0.446	0.910	0.624	0.303	0.512	0.486	east-southeast	1.7	Yes
19:10	0.492	0.742	0.447	0.908	0.623	0.304	0.512	0.486	east-southeast	0.9	Yes
19:20	0.491	0.741	0.446	0.908	0.622	0.304	0.511	0.484	northwest	0.9	Yes
19:30	0.493	0.741	0.445	0.908	0.624	0.304	0.512	0.484	north	1.0	Yes
19:40	0.492	0.741	0.447	0.908	0.621	0.305	0.511	0.486	north	1.6	Yes
19:50	0.492	0.740	0.446	0.909	0.618	0.306	0.512	0.484	northwest	2.5	Yes
20:00	0.489	0.734	0.444	0.907	0.615	0.306	0.509	0.485	northwest	2.6	Yes
20:10	0.489	0.730	0.445	0.905	0.611	0.306	0.509	0.485	northwest	3.0	Yes
20:20	0.487	0.727	0.443	0.902	0.610	0.305	0.508	0.484	north-northwest	2.9	Yes
20:30	0.487	0.727	0.443	0.902	0.609	0.305	0.508	0.481	north-northwest	3.9	Yes
20:40	0.485	0.723	0.442	0.900	0.607	0.304	0.507	0.482	north-northwest	3.9	Yes
20:50	0.485	0.718	0.440	0.894	0.604	0.306	0.506	0.481	north-northwest	3.1	Yes
21:00	0.484	0.712	0.437	0.885	0.595	0.304	0.504	0.480	north-northwest	4.9	Yes
21:10	0.481	0.710	0.437	0.872	0.593	0.303	0.503	0.477	north-northwest	4.6	Yes
21:20	0.482	0.708	0.438	0.870	0.595	0.301	0.502	0.478	north-northwest	3.7	Yes
21:30	0.480	0.706	0.437	0.866	0.593	0.303	0.502	0.476	north-northwest	3.9	Yes
21:40	0.481	0.707	0.436	0.868	0.592	0.303	0.503	0.478	north-northwest	3.7	Yes
21:50	0.478	0.706	0.438	0.865	0.593	0.302	0.502	0.479	north-northwest	4.1	Yes
22:00	0.478	0.708	0.436	0.864	0.591	0.301	0.502	0.477	northwest	4.4	Yes
22:10	0.475	0.703	0.435	0.861	0.591	0.301	0.501	0.477	northwest	5.3	Yes
22:20	0.477	0.704	0.434	0.858	0.590	0.302	0.500	0.477	north-northwest	5.5	Yes
22:30	0.476	0.703	0.433	0.859	0.589	0.302	0.500	0.478	north-northwest	4.6	Yes
22:40	0.474	0.700	0.433	0.856	0.589	0.301	0.500	0.475	north-northwest	4.7	Yes
22:50	0.475	0.700	0.432	0.856	0.590	0.301	0.500	0.477	north-northwest	4.3	Yes
23:00	0.474	0.699	0.433	0.855	0.588	0.300	0.499	0.475	north-northwest	3.7	Yes
23:10	0.473	0.698	0.434	0.855	0.588	0.301	0.499	0.475	north-northwest	4.6	Yes
23:20	0.473	0.698	0.431	0.854	0.587	0.300	0.498	0.475	north-northwest	4.6	Yes
23:30	0.473	0.699	0.432	0.851	0.585	0.300	0.499	0.476	north-northwest	4.5	Yes
23:40	0.472	0.699	0.432	0.851	0.587	0.300	0.498	0.476	northwest	4.0	Yes
23:50	0.471	0.698	0.431	0.851	0.586	0.298	0.498	0.474	west-northwest	4.6	Yes