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

○Information

○Measurement value list ： 2026/07/23(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	0.450	0.714	0.451	0.864	0.605	0.302	0.501	0.474	northwest	6.2	No
00:10	0.449	0.715	0.451	0.863	0.604	0.303	0.501	0.474	northwest	5.2	No
00:20	0.451	0.716	0.451	0.861	0.605	0.302	0.500	0.474	north-northwest	4.0	No
00:30	0.450	0.714	0.451	0.862	0.606	0.303	0.500	0.473	north	4.3	No
00:40	0.450	0.715	0.451	0.863	0.604	0.302	0.498	0.476	northeast	4.1	No
00:50	0.448	0.715	0.451	0.862	0.606	0.301	0.501	0.473	northeast	4.2	No
01:00	0.449	0.712	0.451	0.862	0.605	0.302	0.499	0.474	northeast	2.7	No
01:10	0.448	0.714	0.451	0.862	0.605	0.303	0.500	0.474	north-northeast	2.9	No
01:20	0.449	0.712	0.451	0.863	0.605	0.302	0.501	0.474	north	1.9	No
01:30	0.449	0.712	0.450	0.862	0.605	0.301	0.499	0.473	north-northeast	3.0	No
01:40	0.450	0.714	0.450	0.862	0.604	0.302	0.499	0.473	northeast	3.3	No
01:50	0.448	0.714	0.450	0.864	0.605	0.303	0.500	0.473	north-northeast	1.0	No
02:00	0.449	0.713	0.448	0.860	0.605	0.302	0.500	0.474	northeast	1.3	No
02:10	0.449	0.714	0.450	0.862	0.606	0.301	0.500	0.473	northeast	0.7	No
02:20	0.448	0.714	0.451	0.862	0.604	0.301	0.500	0.474	east-northeast	1.1	No
02:30	0.449	0.715	0.450	0.863	0.606	0.302	0.498	0.473	northeast	0.7	No
02:40	0.449	0.713	0.450	0.862	0.604	0.301	0.499	0.472	east-northeast	0.6	No
02:50	0.450	0.712	0.451	0.861	0.603	0.302	0.499	0.473	east-northeast	0.7	No
03:00	0.449	0.714	0.451	0.864	0.605	0.302	0.499	0.473	northeast	1.1	No
03:10	0.449	0.712	0.450	0.862	0.603	0.302	0.500	0.472	north	1.0	No
03:20	0.450	0.713	0.451	0.864	0.606	0.301	0.498	0.472	-	CALM	No
03:30	0.447	0.713	0.450	0.861	0.604	0.301	0.498	0.474	northeast	1.0	No
03:40	0.448	0.713	0.450	0.862	0.604	0.303	0.498	0.472	-	CALM	No
03:50	0.449	0.712	0.451	0.862	0.605	0.302	0.500	0.473	northwest	0.9	No
04:00	0.448	0.713	0.451	0.862	0.604	0.302	0.499	0.473	north-northwest	0.7	No
04:10	0.449	0.711	0.450	0.864	0.604	0.300	0.498	0.473	east-northeast	2.7	No
04:20	0.448	0.712	0.449	0.863	0.603	0.301	0.497	0.475	east-northeast	1.9	No
04:30	0.448	0.713	0.448	0.863	0.605	0.300	0.499	0.473	east-northeast	1.2	No
04:40	0.450	0.714	0.448	0.863	0.604	0.303	0.500	0.474	northeast	1.9	No
04:50	0.448	0.714	0.450	0.863	0.603	0.300	0.499	0.473	northeast	1.9	No
05:00	0.448	0.713	0.449	0.862	0.603	0.300	0.500	0.474	northeast	0.9	No
05:10	0.449	0.714	0.449	0.864	0.604	0.302	0.499	0.474	north	0.8	No
05:20	0.450	0.714	0.448	0.862	0.604	0.301	0.498	0.473	northeast	1.7	No
05:30	0.449	0.713	0.450	0.863	0.602	0.300	0.499	0.473	northeast	1.6	No
05:40	0.447	0.714	0.450	0.862	0.604	0.301	0.500	0.474	-	CALM	No
05:50	0.450	0.713	0.448	0.863	0.603	0.300	0.498	0.472	north	1.0	No
06:00	0.448	0.716	0.450	0.861	0.606	0.301	0.498	0.473	north	2.1	No
06:10	0.448	0.714	0.447	0.863	0.604	0.301	0.498	0.473	north	1.5	No
06:20	0.449	0.713	0.447	0.862	0.606	0.301	0.499	0.474	west-southwest	2.0	No
06:30	0.449	0.713	0.447	0.861	0.604	0.301	0.499	0.474	north-northwest	1.4	No
06:40	0.449	0.715	0.447	0.862	0.604	0.300	0.498	0.474	north-northwest	1.8	No
06:50	0.450	0.713	0.448	0.864	0.604	0.301	0.499	0.473	northeast	0.9	No
07:00	0.448	0.713	0.447	0.864	0.604	0.301	0.499	0.475	north	1.0	No
07:10	0.449	0.712	0.449	0.862	0.604	0.301	0.500	0.473	northeast	1.8	No
07:20	0.449	0.715	0.449	0.864	0.606	0.301	0.501	0.476	east	1.5	No
07:30	0.449	0.713	0.451	0.863	0.606	0.301	0.498	0.474	-	CALM	No
07:40	0.447	0.712	0.448	0.863	0.605	0.301	0.499	0.473	east-northeast	3.0	No
07:50	0.448	0.713	0.447	0.864	0.603	0.301	0.500	0.474	east	2.9	No
08:00	0.449	0.711	0.450	0.862	0.604	0.300	0.500	0.474	east	1.9	No
08:10	0.448	0.713	0.448	0.862	0.604	0.299	0.499	0.473	east	2.4	No
08:20	0.448	0.710	0.448	0.861	0.602	0.300	0.499	0.475	east-northeast	2.4	No
08:30	0.446	0.713	0.447	0.862	0.602	0.300	0.499	0.473	east	1.9	No
08:40	0.448	0.712	0.448	0.863	0.604	0.300	0.500	0.471	east	2.6	No
08:50	0.448	0.712	0.445	0.864	0.603	0.300	0.500	0.472	east-northeast	2.6	No
09:00	0.448	0.712	0.446	0.864	0.602	0.298	0.500	0.472	east-northeast	2.2	No
09:10	0.447	0.713	0.446	0.861	0.603	0.299	0.500	0.472	east	2.2	No
09:20	0.449	0.712	0.447	0.864	0.605	0.301	0.499	0.474	east	1.8	No
09:30	0.448	0.715	0.450	0.861	0.605	0.300	0.501	0.473	east-northeast	2.9	No
09:40	0.448	0.713	0.449	0.864	0.605	0.301	0.501	0.473	east-northeast	3.3	No
09:50	0.448	0.714	0.448	0.863	0.603	0.299	0.500	0.471	east	3.4	No
10:00	0.448	0.713	0.448	0.862	0.604	0.298	0.500	0.472	east-northeast	3.2	No
10:10	0.449	0.712	0.446	0.864	0.605	0.298	0.499	0.472	east-northeast	3.4	No
10:20	0.449	0.714	0.448	0.864	0.604	0.302	0.499	0.473	east-northeast	3.1	No
10:30	0.449	0.711	0.448	0.863	0.603	0.299	0.499	0.472	northeast	3.9	No
10:40	0.448	0.714	0.449	0.864	0.605	0.300	0.498	0.472	east-northeast	3.8	No
10:50	0.448	0.714	0.447	0.865	0.608	0.300	0.498	0.471	east-northeast	4.3	No
11:00	0.449	0.713	0.449	0.863	0.603	0.299	0.498	0.472	northeast	3.1	Yes
11:10	0.449	0.714	0.449	0.864	0.604	0.299	0.499	0.472	northeast	3.6	Yes
11:20	0.447	0.715	0.449	0.864	0.603	0.299	0.497	0.472	northeast	3.8	No
11:30	0.449	0.713	0.449	0.865	0.606	0.299	0.499	0.473	east-northeast	3.3	No
11:40	0.451	0.714	0.451	0.864	0.605	0.298	0.496	0.474	east-northeast	2.9	No
11:50	0.450	0.715	0.450	0.864	0.606	0.299	0.498	0.472	east-northeast	2.4	No
12:00	0.447	0.716	0.450	0.862	0.606	0.298	0.498	0.471	east-northeast	2.5	No
12:10	0.450	0.719	0.451	0.862	0.605	0.299	0.498	0.473	northeast	4.1	No
12:20	0.448	0.715	0.450	0.861	0.606	0.300	0.499	0.472	east-northeast	4.5	No
12:30	0.448	0.717	0.451	0.862	0.603	0.300	0.498	0.472	northeast	3.7	No
12:40	0.450	0.717	0.451	0.862	0.605	0.299	0.498	0.472	east-northeast	4.5	No
12:50	0.451	0.716	0.450	0.863	0.603	0.299	0.498	0.473	east-northeast	3.7	No
13:00	0.450	0.716	0.451	0.864	0.605	0.298	0.496	0.473	east-northeast	2.9	No
13:10	0.450	0.716	0.450	0.862	0.606	0.300	0.498	0.470	northeast	3.7	No
13:20	0.449	0.715	0.448	0.862	0.605	0.299	0.497	0.471	northeast	3.9	No
13:30	0.449	0.713	0.450	0.862	0.606	0.298	0.498	0.472	northeast	2.9	No
13:40	0.450	0.714	0.449	0.863	0.607	0.299	0.497	0.472	northeast	2.5	No
13:50	0.450	0.714	0.448	0.863	0.605	0.299	0.498	0.472	east-northeast	2.9	No
14:00	0.450	0.715	0.448	0.863	0.605	0.300	0.496	0.472	northeast	2.3	No
14:10	0.451	0.714	0.449	0.860	0.605	0.299	0.498	0.472	east-northeast	2.8	No
14:20	0.450	0.714	0.450	0.863	0.605	0.298	0.498	0.473	east-northeast	1.8	No
14:30	0.450	0.714	0.448	0.862	0.605	0.299	0.498	0.471	east-northeast	1.9	No
14:40	0.450	0.714	0.449	0.863	0.607	0.299	0.496	0.470	east-northeast	2.2	No
14:50	0.451	0.716	0.448	0.865	0.604	0.298	0.497	0.471	northeast	2.2	No
15:00	0.448	0.715	0.450	0.867	0.605	0.298	0.498	0.472	northeast	2.4	No
15:10	0.450	0.715	0.449	0.866	0.606	0.300	0.499	0.471	northeast	2.5	No
15:20	0.450	0.718	0.450	0.865	0.605	0.299	0.497	0.472	east-northeast	2.3	No
15:30	0.452	0.718	0.450	0.866	0.606	0.300	0.499	0.474	east-northeast	2.6	No
15:40	0.450	0.717	0.449	0.865	0.606	0.298	0.500	0.472	northeast	2.9	No
15:50	0.451	0.715	0.450	0.865	0.607	0.299	0.498	0.472	northeast	2.7	No
16:00	0.448	0.715	0.450	0.867	0.607	0.298	0.497	0.473	northeast	3.2	No
16:10	0.451	0.715	0.450	0.868	0.607	0.298	0.497	0.474	northeast	3.6	No
16:20	0.449	0.714	0.450	0.865	0.607	0.299	0.498	0.474	northeast	2.7	No
16:30	0.448	0.714	0.448	0.867	0.607	0.298	0.498	0.474	northeast	3.4	No
16:40	0.449	0.714	0.448	0.865	0.606	0.297	0.498	0.472	northeast	2.3	Yes
16:50	0.449	0.714	0.449	0.866	0.606	0.299	0.498	0.474	north-northeast	2.1	Yes
17:00	0.450	0.715	0.451	0.865	0.606	0.300	0.499	0.472	north-northeast	2.6	Yes
17:10	0.448	0.714	0.449	0.867	0.604	0.299	0.497	0.472	northeast	2.9	Yes
17:20	0.449	0.715	0.450	0.867	0.603	0.301	0.496	0.472	north-northeast	2.5	Yes
17:30	0.449	0.714	0.448	0.865	0.604	0.301	0.497	0.471	northeast	2.6	No
17:40	0.449	0.715	0.448	0.867	0.604	0.299	0.495	0.470	north-northeast	1.7	No
17:50	0.449	0.714	0.449	0.868	0.605	0.300	0.496	0.471	northeast	2.0	No
18:00	0.449	0.714	0.450	0.865	0.604	0.300	0.496	0.471	north-northeast	2.7	No
18:10	0.447	0.714	0.452	0.865	0.602	0.299	0.496	0.471	north-northeast	2.3	No
18:20	0.448	0.715	0.451	0.866	0.603	0.298	0.496	0.471	north-northeast	2.4	No
18:30	0.448	0.715	0.449	0.865	0.602	0.298	0.496	0.472	north-northeast	2.2	No
18:40	0.449	0.714	0.450	0.864	0.604	0.298	0.498	0.472	north-northeast	2.3	No
18:50	0.450	0.715	0.450	0.864	0.602	0.298	0.496	0.472	north-northeast	2.9	No
19:00	0.448	0.714	0.450	0.865	0.602	0.297	0.495	0.470	north-northeast	3.0	No
19:10	0.448	0.713	0.452	0.865	0.601	0.297	0.496	0.472	north-northeast	2.9	No
19:20	0.449	0.712	0.450	0.865	0.603	0.298	0.497	0.471	north-northeast	2.3	No
19:30	0.448	0.714	0.450	0.866	0.601	0.298	0.495	0.472	north-northwest	1.5	No
19:40	0.448	0.714	0.451	0.865	0.602	0.298	0.495	0.471	north-northeast	1.9	No
19:50	0.449	0.715	0.450	0.867	0.601	0.298	0.496	0.472	north-northeast	1.8	No
20:00	0.448	0.715	0.450	0.867	0.604	0.297	0.496	0.474	north-northeast	3.4	No
20:10	0.449	0.715	0.450	0.864	0.603	0.297	0.496	0.472	north-northeast	2.5	No
20:20	0.448	0.714	0.448	0.866	0.603	0.297	0.497	0.473	northeast	2.5	No
20:30	0.449	0.713	0.452	0.865	0.603	0.298	0.498	0.471	northeast	2.3	No
20:40	0.448	0.714	0.450	0.864	0.603	0.297	0.498	0.472	northeast	2.6	No
20:50	0.449	0.712	0.449	0.866	0.601	0.298	0.497	0.473	northeast	2.1	Yes
21:00	0.448	0.715	0.450	0.867	0.603	0.298	0.497	0.473	northeast	2.0	Yes
21:10	0.450	0.714	0.451	0.865	0.601	0.299	0.497	0.472	northeast	1.8	Yes
21:20	0.449	0.714	0.451	0.867	0.603	0.299	0.496	0.472	east-northeast	2.3	Yes
21:30	0.449	0.713	0.452	0.867	0.604	0.299	0.497	0.472	east-northeast	1.6	Yes
21:40	0.449	0.713	0.451	0.866	0.603	0.301	0.496	0.473	east-northeast	1.7	Yes
21:50	0.450	0.712	0.449	0.867	0.601	0.299	0.496	0.472	northeast	1.6	Yes
22:00	0.448	0.712	0.451	0.866	0.603	0.298	0.498	0.472	northeast	1.6	Yes
22:10	0.450	0.714	0.450	0.865	0.601	0.299	0.498	0.472	north-northeast	1.5	No
22:20	0.449	0.714	0.451	0.865	0.601	0.298	0.496	0.471	northeast	1.4	No
22:30	0.448	0.713	0.451	0.865	0.604	0.299	0.495	0.472	northeast	0.7	No
22:40	0.448	0.713	0.449	0.867	0.602	0.299	0.495	0.471	northeast	1.0	Yes
22:50	0.448	0.710	0.452	0.865	0.601	0.299	0.496	0.472	northeast	1.1	Yes
23:00	0.450	0.713	0.449	0.866	0.602	0.298	0.497	0.471	northeast	0.9	Yes
23:10	0.448	0.711	0.450	0.868	0.603	0.300	0.496	0.471	northeast	1.6	Yes
23:20	0.449	0.710	0.450	0.865	0.602	0.299	0.496	0.472	east	0.8	Yes
23:30	0.448	0.711	0.448	0.866	0.601	0.301	0.497	0.471	east	0.8	Yes
23:40	0.448	0.711	0.450	0.865	0.601	0.300	0.497	0.470	-	CALM	Yes
23:50	0.447	0.712	0.450	0.866	0.604	0.298	0.496	0.471	northeast	1.3	Yes