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

○Information

○Measurement value list ： 2025/12/20(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	0.504	0.726	0.448	0.917	0.645	0.291	0.514	0.487	south-southwest	5.4	No
00:10	0.506	0.729	0.451	0.917	0.645	0.291	0.512	0.485	south-southwest	4.9	No
00:20	0.505	0.726	0.448	0.917	0.645	0.291	0.513	0.487	south-southwest	5.9	No
00:30	0.505	0.725	0.450	0.918	0.643	0.292	0.512	0.486	southwest	5.5	No
00:40	0.504	0.725	0.450	0.916	0.645	0.290	0.512	0.485	south-southwest	4.9	No
00:50	0.504	0.726	0.450	0.915	0.643	0.290	0.512	0.486	south-southwest	4.0	No
01:00	0.506	0.726	0.448	0.916	0.642	0.291	0.513	0.487	south-southwest	4.2	No
01:10	0.506	0.725	0.449	0.914	0.642	0.290	0.513	0.486	south-southwest	4.0	No
01:20	0.505	0.727	0.449	0.916	0.645	0.290	0.513	0.487	south-southwest	4.4	No
01:30	0.505	0.726	0.449	0.915	0.646	0.291	0.514	0.486	south-southwest	4.6	No
01:40	0.506	0.727	0.450	0.916	0.645	0.291	0.513	0.486	south-southwest	6.3	No
01:50	0.506	0.727	0.449	0.918	0.645	0.290	0.513	0.486	south	5.0	No
02:00	0.504	0.725	0.449	0.915	0.643	0.291	0.513	0.486	south	5.2	No
02:10	0.506	0.724	0.449	0.917	0.644	0.291	0.512	0.485	south	5.5	No
02:20	0.504	0.725	0.450	0.916	0.645	0.293	0.512	0.486	south-southwest	3.3	No
02:30	0.505	0.726	0.450	0.914	0.644	0.290	0.514	0.485	south	3.4	No
02:40	0.506	0.726	0.449	0.915	0.645	0.292	0.513	0.486	south	5.8	No
02:50	0.507	0.727	0.449	0.916	0.644	0.290	0.514	0.486	south-southeast	4.3	No
03:00	0.507	0.727	0.450	0.917	0.645	0.292	0.514	0.487	south-southeast	2.7	No
03:10	0.505	0.725	0.450	0.916	0.645	0.291	0.512	0.487	southeast	1.6	No
03:20	0.505	0.726	0.450	0.917	0.644	0.291	0.513	0.486	southeast	0.6	No
03:30	0.504	0.726	0.450	0.916	0.645	0.292	0.513	0.485	east	1.9	No
03:40	0.505	0.726	0.451	0.917	0.645	0.291	0.514	0.487	-	CALM	No
03:50	0.507	0.726	0.450	0.917	0.643	0.292	0.514	0.486	southeast	1.7	No
04:00	0.505	0.726	0.449	0.915	0.644	0.292	0.513	0.486	south-southeast	1.2	No
04:10	0.505	0.727	0.450	0.917	0.645	0.291	0.512	0.485	south-southeast	0.9	No
04:20	0.506	0.727	0.449	0.916	0.644	0.292	0.513	0.487	east-southeast	1.1	No
04:30	0.505	0.724	0.449	0.915	0.645	0.293	0.513	0.487	-	CALM	No
04:40	0.505	0.727	0.449	0.915	0.645	0.293	0.513	0.486	-	CALM	No
04:50	0.505	0.726	0.449	0.916	0.644	0.292	0.513	0.487	-	CALM	No
05:00	0.505	0.727	0.448	0.915	0.643	0.291	0.513	0.487	southeast	0.6	No
05:10	0.506	0.725	0.449	0.918	0.644	0.291	0.512	0.484	south-southeast	1.2	No
05:20	0.504	0.725	0.449	0.916	0.644	0.291	0.512	0.485	southeast	2.0	No
05:30	0.507	0.724	0.449	0.916	0.644	0.292	0.515	0.486	south-southeast	2.3	No
05:40	0.506	0.725	0.450	0.917	0.645	0.290	0.514	0.487	southeast	1.7	No
05:50	0.506	0.725	0.450	0.914	0.643	0.291	0.513	0.487	south-southeast	2.1	No
06:00	0.506	0.727	0.449	0.915	0.642	0.292	0.513	0.486	south	2.7	No
06:10	0.505	0.727	0.449	0.915	0.644	0.292	0.512	0.486	south-southeast	1.6	No
06:20	0.505	0.727	0.449	0.916	0.645	0.290	0.513	0.487	south-southeast	0.8	No
06:30	0.506	0.725	0.448	0.916	0.645	0.291	0.512	0.485	east-northeast	1.2	No
06:40	0.506	0.727	0.450	0.916	0.644	0.292	0.513	0.487	east-southeast	1.3	No
06:50	0.506	0.727	0.449	0.915	0.644	0.291	0.512	0.486	southeast	1.5	No
07:00	0.506	0.726	0.449	0.917	0.644	0.291	0.513	0.485	south-southeast	1.8	No
07:10	0.506	0.726	0.448	0.916	0.645	0.291	0.512	0.486	southeast	2.6	No
07:20	0.506	0.727	0.449	0.917	0.646	0.292	0.513	0.487	southeast	3.5	No
07:30	0.505	0.728	0.450	0.918	0.642	0.291	0.513	0.485	east-southeast	3.4	No
07:40	0.506	0.726	0.450	0.916	0.644	0.291	0.513	0.487	southeast	4.0	No
07:50	0.506	0.727	0.449	0.916	0.644	0.292	0.514	0.486	southeast	3.8	No
08:00	0.506	0.728	0.449	0.916	0.645	0.290	0.512	0.487	south-southeast	3.8	No
08:10	0.506	0.727	0.450	0.917	0.644	0.290	0.514	0.487	southeast	3.5	No
08:20	0.506	0.728	0.450	0.916	0.645	0.291	0.513	0.485	southeast	3.2	No
08:30	0.505	0.727	0.450	0.917	0.645	0.292	0.513	0.486	southeast	3.3	No
08:40	0.506	0.727	0.450	0.918	0.646	0.292	0.515	0.488	southeast	4.7	No
08:50	0.507	0.725	0.449	0.918	0.644	0.292	0.514	0.487	southeast	3.8	No
09:00	0.507	0.727	0.449	0.914	0.645	0.293	0.514	0.486	south-southeast	3.8	No
09:10	0.506	0.728	0.449	0.915	0.646	0.292	0.512	0.488	south-southeast	3.3	No
09:20	0.507	0.729	0.449	0.916	0.646	0.292	0.515	0.486	south	2.8	No
09:30	0.507	0.728	0.449	0.916	0.647	0.291	0.512	0.488	south-southeast	2.8	No
09:40	0.508	0.727	0.451	0.918	0.644	0.292	0.511	0.487	southeast	2.8	No
09:50	0.508	0.728	0.449	0.917	0.644	0.292	0.512	0.487	southeast	3.6	No
10:00	0.506	0.728	0.450	0.914	0.645	0.291	0.513	0.487	south	5.1	No
10:10	0.509	0.727	0.450	0.918	0.646	0.292	0.513	0.487	south-southwest	4.5	No
10:20	0.508	0.727	0.450	0.914	0.646	0.291	0.514	0.487	south	4.7	No
10:30	0.505	0.728	0.450	0.918	0.644	0.292	0.513	0.488	south-southeast	2.7	No
10:40	0.507	0.726	0.449	0.919	0.644	0.290	0.512	0.488	south-southeast	3.0	No
10:50	0.506	0.726	0.450	0.915	0.645	0.291	0.512	0.488	south-southwest	4.0	No
11:00	0.505	0.726	0.450	0.919	0.642	0.290	0.514	0.486	south-southwest	3.3	No
11:10	0.506	0.727	0.450	0.917	0.644	0.291	0.515	0.488	south-southwest	3.6	No
11:20	0.505	0.727	0.449	0.917	0.643	0.290	0.514	0.487	southwest	6.2	No
11:30	0.508	0.727	0.449	0.918	0.645	0.291	0.513	0.487	southwest	4.5	No
11:40	0.506	0.727	0.449	0.918	0.645	0.291	0.513	0.487	south-southwest	4.9	No
11:50	0.506	0.725	0.449	0.917	0.646	0.291	0.514	0.488	west-southwest	5.5	No
12:00	0.507	0.727	0.447	0.916	0.645	0.292	0.512	0.489	south-southwest	4.0	No
12:10	0.506	0.725	0.448	0.918	0.645	0.290	0.512	0.487	southwest	5.1	No
12:20	0.506	0.728	0.449	0.918	0.644	0.292	0.514	0.485	south-southwest	3.0	No
12:30	0.505	0.727	0.449	0.918	0.643	0.291	0.513	0.484	south-southwest	3.8	No
12:40	0.505	0.724	0.447	0.917	0.643	0.291	0.513	0.485	south-southwest	2.1	No
12:50	0.506	0.726	0.448	0.918	0.644	0.292	0.512	0.486	south-southwest	3.9	No
13:00	0.504	0.726	0.449	0.920	0.646	0.290	0.514	0.485	-	CALM	No
13:10	0.505	0.726	0.447	0.916	0.645	0.292	0.512	0.483	-	CALM	No
13:20	0.504	0.724	0.447	0.918	0.645	0.293	0.514	0.486	south	0.7	No
13:30	0.506	0.725	0.450	0.918	0.646	0.291	0.513	0.487	south-southeast	1.9	No
13:40	0.505	0.726	0.450	0.918	0.645	0.292	0.513	0.486	west-southwest	1.1	No
13:50	0.506	0.726	0.450	0.918	0.645	0.293	0.514	0.486	northwest	1.0	No
14:00	0.505	0.727	0.452	0.918	0.646	0.294	0.513	0.488	west-southwest	2.3	No
14:10	0.504	0.728	0.451	0.918	0.645	0.293	0.513	0.487	west-southwest	0.8	No
14:20	0.507	0.727	0.451	0.918	0.644	0.292	0.513	0.488	north-northwest	0.7	No
14:30	0.506	0.727	0.451	0.917	0.646	0.292	0.513	0.488	west-southwest	1.5	No
14:40	0.505	0.730	0.452	0.920	0.646	0.291	0.513	0.490	west-northwest	0.9	No
14:50	0.508	0.730	0.452	0.919	0.645	0.292	0.511	0.488	west-southwest	1.1	No
15:00	0.506	0.729	0.453	0.920	0.646	0.292	0.513	0.487	south-southwest	0.6	No
15:10	0.505	0.729	0.449	0.921	0.645	0.292	0.513	0.488	south-southwest	1.1	No
15:20	0.507	0.730	0.450	0.917	0.645	0.293	0.514	0.488	-	CALM	No
15:30	0.507	0.730	0.450	0.918	0.645	0.293	0.514	0.488	-	CALM	No
15:40	0.506	0.730	0.450	0.917	0.643	0.292	0.514	0.487	-	CALM	No
15:50	0.506	0.729	0.450	0.917	0.644	0.292	0.513	0.489	-	CALM	No
16:00	0.506	0.730	0.449	0.917	0.646	0.293	0.513	0.488	southwest	1.6	No
16:10	0.505	0.726	0.451	0.918	0.646	0.293	0.514	0.488	southeast	1.6	No
16:20	0.504	0.728	0.453	0.919	0.644	0.292	0.512	0.487	south-southwest	2.5	No
16:30	0.504	0.728	0.449	0.918	0.644	0.293	0.514	0.488	south	2.8	No
16:40	0.507	0.726	0.451	0.917	0.645	0.293	0.515	0.487	south-southwest	2.8	No
16:50	0.506	0.731	0.451	0.918	0.644	0.294	0.513	0.487	south-southwest	2.5	No
17:00	0.508	0.729	0.451	0.919	0.646	0.292	0.513	0.487	south	2.9	No
17:10	0.508	0.731	0.450	0.916	0.645	0.294	0.515	0.488	south	3.3	No
17:20	0.507	0.729	0.452	0.920	0.646	0.294	0.514	0.488	south-southwest	2.4	No
17:30	0.508	0.731	0.452	0.919	0.645	0.292	0.516	0.488	southwest	2.8	No
17:40	0.510	0.730	0.452	0.919	0.648	0.293	0.516	0.490	southwest	5.3	No
17:50	0.506	0.731	0.451	0.920	0.647	0.293	0.513	0.487	west-southwest	3.8	No
18:00	0.507	0.731	0.450	0.918	0.645	0.292	0.514	0.488	west-southwest	2.3	No
18:10	0.509	0.729	0.451	0.919	0.645	0.291	0.515	0.487	west-southwest	3.0	No
18:20	0.507	0.729	0.450	0.920	0.648	0.293	0.515	0.489	west-southwest	3.0	No
18:30	0.509	0.730	0.451	0.918	0.646	0.291	0.513	0.489	southwest	1.5	No
18:40	0.509	0.731	0.452	0.920	0.646	0.292	0.514	0.488	west-southwest	1.6	No
18:50	0.510	0.731	0.450	0.918	0.645	0.293	0.514	0.489	southwest	2.4	No
19:00	0.507	0.733	0.450	0.920	0.646	0.291	0.514	0.488	south-southwest	1.3	No
19:10	0.508	0.730	0.449	0.921	0.647	0.292	0.512	0.488	south-southwest	3.6	No
19:20	0.507	0.728	0.451	0.919	0.646	0.293	0.513	0.488	southwest	1.8	No
19:30	0.508	0.729	0.453	0.918	0.645	0.292	0.513	0.488	south-southwest	2.5	No
19:40	0.507	0.727	0.451	0.920	0.646	0.293	0.514	0.488	southwest	2.2	No
19:50	0.505	0.729	0.451	0.919	0.645	0.293	0.514	0.488	west-southwest	2.9	No
20:00	0.508	0.731	0.451	0.918	0.646	0.292	0.514	0.489	west-southwest	3.4	No
20:10	0.508	0.730	0.453	0.919	0.645	0.292	0.512	0.488	west-southwest	4.1	No
20:20	0.508	0.730	0.451	0.921	0.644	0.291	0.513	0.490	west	3.5	No
20:30	0.508	0.728	0.451	0.920	0.645	0.292	0.514	0.490	southwest	4.4	No
20:40	0.507	0.730	0.452	0.920	0.646	0.292	0.515	0.487	southwest	3.6	No
20:50	0.507	0.730	0.452	0.918	0.645	0.293	0.513	0.489	southwest	3.9	No
21:00	0.506	0.731	0.451	0.922	0.644	0.291	0.515	0.489	west-southwest	2.9	No
21:10	0.506	0.730	0.451	0.921	0.645	0.292	0.514	0.488	southwest	2.7	No
21:20	0.505	0.732	0.452	0.919	0.645	0.292	0.513	0.488	south-southwest	1.0	No
21:30	0.506	0.731	0.450	0.920	0.645	0.292	0.513	0.488	-	CALM	Yes
21:40	0.507	0.730	0.450	0.921	0.645	0.291	0.514	0.487	south-southwest	4.2	No
21:50	0.507	0.730	0.451	0.920	0.644	0.290	0.513	0.488	south	3.3	No
22:00	0.506	0.729	0.450	0.922	0.646	0.291	0.512	0.489	south	6.2	No
22:10	0.505	0.730	0.450	0.920	0.644	0.292	0.514	0.489	south	6.7	Yes
22:20	0.505	0.729	0.451	0.920	0.643	0.293	0.512	0.488	south	5.6	Yes
22:30	0.506	0.728	0.451	0.920	0.643	0.292	0.513	0.489	south	5.0	Yes
22:40	0.507	0.728	0.451	0.919	0.644	0.292	0.514	0.488	south	5.0	Yes
22:50	0.506	0.726	0.451	0.919	0.641	0.294	0.513	0.487	south	6.6	Yes
23:00	0.506	0.724	0.450	0.918	0.641	0.292	0.511	0.488	south	6.4	Yes
23:10	0.506	0.724	0.450	0.919	0.641	0.292	0.511	0.488	south	5.1	Yes
23:20	0.504	0.720	0.448	0.918	0.639	0.293	0.511	0.487	south	5.6	Yes
23:30	0.504	0.721	0.446	0.916	0.638	0.292	0.512	0.487	south	5.8	Yes
23:40	0.504	0.718	0.447	0.917	0.638	0.292	0.511	0.486	south	5.7	Yes
23:50	0.503	0.717	0.447	0.915	0.634	0.293	0.509	0.486	south-southeast	5.4	Yes