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

○Information

○Measurement value list ： 2026/04/07(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	0.480	0.711	0.440	0.860	0.591	0.300	0.502	0.479	north-northeast	1.1	No
00:10	0.481	0.709	0.437	0.860	0.592	0.299	0.502	0.477	north-northwest	1.3	No
00:20	0.480	0.710	0.437	0.860	0.592	0.299	0.503	0.478	north-northwest	2.1	No
00:30	0.481	0.710	0.437	0.860	0.593	0.299	0.503	0.477	north-northwest	2.4	No
00:40	0.478	0.711	0.436	0.860	0.593	0.301	0.503	0.479	north-northwest	2.4	No
00:50	0.479	0.708	0.436	0.861	0.593	0.300	0.503	0.478	north-northwest	2.0	No
01:00	0.479	0.710	0.438	0.861	0.592	0.300	0.501	0.478	north-northwest	2.2	No
01:10	0.478	0.709	0.436	0.859	0.593	0.300	0.503	0.478	north-northwest	2.2	No
01:20	0.480	0.709	0.437	0.860	0.591	0.299	0.502	0.478	northwest	1.4	No
01:30	0.478	0.710	0.436	0.861	0.594	0.299	0.502	0.478	west-northwest	0.9	No
01:40	0.480	0.710	0.437	0.860	0.591	0.298	0.501	0.477	west	0.8	No
01:50	0.479	0.710	0.438	0.862	0.594	0.299	0.503	0.479	south-southwest	1.2	No
02:00	0.480	0.711	0.438	0.861	0.592	0.300	0.502	0.477	south	2.0	No
02:10	0.480	0.709	0.438	0.861	0.593	0.300	0.502	0.478	south	2.2	No
02:20	0.480	0.710	0.438	0.860	0.592	0.299	0.502	0.477	south	2.6	No
02:30	0.479	0.710	0.437	0.860	0.593	0.300	0.502	0.478	south	3.2	No
02:40	0.478	0.709	0.436	0.861	0.594	0.300	0.503	0.477	south-southeast	3.0	No
02:50	0.479	0.710	0.437	0.862	0.592	0.299	0.501	0.478	south	3.0	No
03:00	0.479	0.709	0.437	0.860	0.593	0.301	0.503	0.479	south	3.2	No
03:10	0.482	0.709	0.438	0.861	0.592	0.300	0.501	0.478	south-southeast	4.6	No
03:20	0.480	0.711	0.437	0.860	0.592	0.301	0.501	0.479	south-southeast	5.0	No
03:30	0.479	0.710	0.437	0.861	0.593	0.300	0.502	0.478	south-southeast	5.3	No
03:40	0.478	0.711	0.438	0.860	0.593	0.300	0.503	0.478	south-southeast	5.2	No
03:50	0.480	0.710	0.437	0.861	0.593	0.301	0.502	0.478	south-southeast	4.5	No
04:00	0.479	0.710	0.437	0.863	0.593	0.300	0.503	0.480	south	3.9	No
04:10	0.479	0.710	0.437	0.861	0.592	0.301	0.503	0.478	south	3.3	No
04:20	0.479	0.711	0.437	0.860	0.592	0.299	0.503	0.479	south	3.1	No
04:30	0.480	0.710	0.438	0.863	0.592	0.300	0.503	0.479	south-southeast	3.9	No
04:40	0.479	0.711	0.437	0.862	0.594	0.300	0.503	0.478	south	2.8	No
04:50	0.481	0.709	0.438	0.862	0.593	0.301	0.503	0.479	south	3.7	No
05:00	0.479	0.709	0.438	0.862	0.593	0.301	0.502	0.479	south	3.6	No
05:10	0.480	0.711	0.438	0.861	0.594	0.301	0.503	0.479	south-southwest	3.4	No
05:20	0.481	0.710	0.438	0.859	0.594	0.300	0.502	0.479	south	2.8	No
05:30	0.480	0.709	0.437	0.862	0.594	0.301	0.503	0.480	south	3.1	No
05:40	0.479	0.712	0.438	0.860	0.593	0.300	0.504	0.479	south-southwest	1.6	No
05:50	0.481	0.711	0.438	0.861	0.593	0.300	0.504	0.478	-	CALM	No
06:00	0.480	0.710	0.437	0.861	0.594	0.301	0.503	0.478	-	CALM	No
06:10	0.479	0.709	0.437	0.861	0.594	0.301	0.504	0.479	north	2.4	No
06:20	0.479	0.708	0.437	0.861	0.593	0.300	0.502	0.479	north	2.1	No
06:30	0.479	0.711	0.436	0.859	0.593	0.300	0.503	0.480	north	2.0	No
06:40	0.480	0.711	0.436	0.861	0.593	0.301	0.502	0.478	north-northeast	1.9	No
06:50	0.481	0.710	0.437	0.862	0.592	0.300	0.501	0.479	north-northeast	1.9	No
07:00	0.480	0.709	0.437	0.860	0.593	0.300	0.502	0.480	north	1.8	No
07:10	0.480	0.711	0.438	0.861	0.594	0.300	0.503	0.479	north-northwest	2.0	No
07:20	0.480	0.710	0.438	0.861	0.594	0.300	0.502	0.478	west-southwest	1.1	No
07:30	0.481	0.710	0.438	0.861	0.595	0.300	0.502	0.479	southwest	2.2	No
07:40	0.480	0.709	0.437	0.861	0.594	0.301	0.501	0.480	west-northwest	1.6	No
07:50	0.481	0.711	0.438	0.860	0.595	0.300	0.503	0.480	north-northwest	1.2	No
08:00	0.480	0.710	0.439	0.862	0.592	0.300	0.501	0.479	north-northwest	1.3	No
08:10	0.483	0.709	0.438	0.861	0.591	0.300	0.501	0.479	north-northwest	0.9	No
08:20	0.481	0.712	0.438	0.862	0.593	0.301	0.503	0.479	-	CALM	No
08:30	0.481	0.709	0.437	0.860	0.594	0.301	0.502	0.480	north-northeast	1.1	No
08:40	0.482	0.712	0.438	0.862	0.592	0.301	0.501	0.479	north	0.8	No
08:50	0.481	0.710	0.439	0.862	0.594	0.299	0.501	0.478	north-northwest	0.8	No
09:00	0.481	0.711	0.438	0.862	0.591	0.299	0.502	0.479	-	CALM	No
09:10	0.480	0.711	0.438	0.862	0.594	0.300	0.501	0.479	-	CALM	No
09:20	0.481	0.711	0.438	0.862	0.594	0.300	0.502	0.478	west-southwest	0.9	No
09:30	0.482	0.711	0.438	0.864	0.592	0.300	0.501	0.479	west-northwest	0.8	Yes
09:40	0.483	0.711	0.439	0.861	0.595	0.301	0.503	0.479	west	1.0	No
09:50	0.483	0.710	0.439	0.862	0.594	0.302	0.503	0.480	south-southeast	1.0	No
10:00	0.481	0.709	0.438	0.863	0.593	0.302	0.502	0.479	south-southeast	1.9	No
10:10	0.482	0.711	0.439	0.863	0.594	0.300	0.501	0.479	south-southeast	2.6	No
10:20	0.480	0.709	0.439	0.862	0.593	0.299	0.501	0.477	south-southeast	2.5	No
10:30	0.481	0.707	0.438	0.864	0.592	0.297	0.503	0.476	south-southeast	4.0	No
10:40	0.480	0.709	0.438	0.861	0.591	0.299	0.503	0.477	south-southeast	3.6	No
10:50	0.482	0.709	0.438	0.861	0.592	0.299	0.503	0.479	south-southeast	3.8	No
11:00	0.480	0.708	0.439	0.862	0.593	0.298	0.502	0.478	east-southeast	3.5	No
11:10	0.478	0.709	0.438	0.861	0.591	0.298	0.503	0.479	south-southeast	4.5	No
11:20	0.480	0.710	0.436	0.862	0.592	0.299	0.502	0.477	south-southeast	1.8	No
11:30	0.480	0.709	0.437	0.864	0.592	0.298	0.502	0.479	west	2.0	No
11:40	0.480	0.710	0.436	0.863	0.591	0.298	0.504	0.477	north-northwest	1.0	Yes
11:50	0.477	0.708	0.438	0.861	0.591	0.299	0.503	0.479	north-northeast	1.8	Yes
12:00	0.481	0.710	0.437	0.862	0.594	0.299	0.502	0.478	north-northwest	2.1	Yes
12:10	0.480	0.713	0.438	0.864	0.592	0.300	0.503	0.477	north-northwest	1.6	No
12:20	0.480	0.712	0.438	0.860	0.592	0.300	0.503	0.478	west-northwest	1.4	No
12:30	0.479	0.712	0.440	0.864	0.593	0.300	0.502	0.477	west	2.0	No
12:40	0.481	0.711	0.439	0.863	0.592	0.300	0.503	0.477	west	3.4	No
12:50	0.481	0.714	0.440	0.863	0.593	0.300	0.503	0.480	west	6.1	No
13:00	0.484	0.712	0.440	0.862	0.594	0.302	0.502	0.479	west	5.6	No
13:10	0.483	0.711	0.440	0.862	0.594	0.300	0.504	0.478	west	10.1	No
13:20	0.481	0.712	0.439	0.861	0.593	0.299	0.503	0.480	west-northwest	8.7	No
13:30	0.482	0.714	0.439	0.863	0.591	0.298	0.504	0.478	west	9.3	No
13:40	0.482	0.711	0.437	0.863	0.591	0.298	0.502	0.477	west	9.0	No
13:50	0.479	0.712	0.437	0.862	0.592	0.299	0.502	0.477	west-northwest	10.5	No
14:00	0.479	0.711	0.438	0.862	0.593	0.298	0.502	0.477	west-northwest	9.7	No
14:10	0.480	0.711	0.437	0.862	0.594	0.300	0.503	0.479	west-northwest	9.8	No
14:20	0.479	0.710	0.439	0.865	0.592	0.298	0.503	0.478	west	9.0	No
14:30	0.481	0.709	0.438	0.864	0.592	0.300	0.504	0.479	west-northwest	9.3	No
14:40	0.481	0.713	0.438	0.864	0.591	0.299	0.502	0.479	west	9.1	No
14:50	0.481	0.711	0.437	0.865	0.591	0.299	0.503	0.481	west-northwest	8.9	No
15:00	0.481	0.712	0.440	0.865	0.593	0.299	0.504	0.480	west-northwest	10.7	No
15:10	0.481	0.711	0.439	0.866	0.593	0.298	0.503	0.480	west-northwest	11.5	No
15:20	0.480	0.712	0.439	0.865	0.594	0.300	0.503	0.481	west-northwest	11.4	No
15:30	0.482	0.711	0.441	0.867	0.593	0.300	0.504	0.482	west-northwest	10.1	No
15:40	0.483	0.712	0.440	0.864	0.593	0.299	0.504	0.482	west-northwest	10.8	No
15:50	0.483	0.713	0.440	0.867	0.591	0.301	0.503	0.482	west-northwest	9.0	No
16:00	0.483	0.712	0.440	0.865	0.594	0.300	0.503	0.485	west-northwest	11.5	No
16:10	0.482	0.714	0.440	0.865	0.594	0.301	0.503	0.483	west-northwest	10.0	No
16:20	0.482	0.714	0.439	0.865	0.593	0.301	0.503	0.483	west-northwest	9.1	No
16:30	0.482	0.712	0.440	0.866	0.592	0.301	0.504	0.482	west	10.9	No
16:40	0.482	0.713	0.440	0.866	0.593	0.300	0.503	0.483	west	8.2	No
16:50	0.481	0.715	0.441	0.865	0.594	0.301	0.503	0.483	west	8.3	No
17:00	0.481	0.716	0.439	0.866	0.593	0.301	0.504	0.483	west-northwest	7.6	No
17:10	0.481	0.713	0.439	0.868	0.596	0.301	0.503	0.484	west-northwest	7.7	Yes
17:20	0.481	0.712	0.440	0.865	0.595	0.300	0.502	0.482	northwest	6.0	Yes
17:30	0.480	0.713	0.439	0.864	0.595	0.300	0.504	0.483	northwest	8.1	Yes
17:40	0.482	0.715	0.439	0.868	0.594	0.300	0.502	0.484	west-northwest	9.4	Yes
17:50	0.482	0.713	0.439	0.867	0.596	0.300	0.502	0.483	northwest	8.7	No
18:00	0.481	0.712	0.439	0.867	0.595	0.299	0.502	0.481	northwest	7.8	Yes
18:10	0.482	0.712	0.439	0.868	0.594	0.301	0.503	0.481	west-northwest	7.2	Yes
18:20	0.481	0.715	0.439	0.868	0.596	0.301	0.504	0.483	west-northwest	8.3	Yes
18:30	0.481	0.714	0.439	0.867	0.596	0.300	0.503	0.483	west-northwest	8.0	Yes
18:40	0.483	0.714	0.439	0.867	0.598	0.301	0.503	0.483	west-northwest	9.6	Yes
18:50	0.481	0.713	0.441	0.868	0.595	0.302	0.504	0.481	west-northwest	8.4	Yes
19:00	0.481	0.715	0.441	0.866	0.597	0.302	0.504	0.483	northwest	7.7	No
19:10	0.482	0.716	0.438	0.867	0.595	0.302	0.503	0.483	northwest	5.7	Yes
19:20	0.480	0.712	0.440	0.867	0.596	0.300	0.504	0.482	northwest	7.3	Yes
19:30	0.481	0.713	0.439	0.865	0.595	0.302	0.505	0.482	northwest	9.3	Yes
19:40	0.482	0.713	0.440	0.869	0.598	0.301	0.504	0.484	northwest	6.8	Yes
19:50	0.483	0.712	0.439	0.868	0.596	0.303	0.505	0.483	northwest	7.5	Yes
20:00	0.481	0.713	0.439	0.869	0.596	0.301	0.504	0.482	northwest	7.0	Yes
20:10	0.481	0.713	0.440	0.867	0.595	0.300	0.506	0.483	northwest	6.0	Yes
20:20	0.483	0.712	0.440	0.869	0.596	0.302	0.505	0.482	northwest	6.4	Yes
20:30	0.482	0.711	0.439	0.868	0.594	0.302	0.505	0.482	northwest	7.8	No
20:40	0.482	0.714	0.440	0.867	0.596	0.301	0.507	0.482	northwest	8.0	Yes
20:50	0.484	0.712	0.438	0.868	0.596	0.301	0.505	0.482	west-northwest	7.6	Yes
21:00	0.481	0.712	0.438	0.869	0.596	0.301	0.505	0.483	northwest	7.1	Yes
21:10	0.482	0.713	0.439	0.869	0.596	0.301	0.504	0.483	northwest	5.9	No
21:20	0.481	0.712	0.439	0.866	0.595	0.300	0.505	0.484	northwest	5.6	No
21:30	0.480	0.713	0.440	0.867	0.596	0.299	0.505	0.481	northwest	5.2	Yes
21:40	0.480	0.712	0.438	0.867	0.595	0.301	0.505	0.483	northwest	3.6	Yes
21:50	0.482	0.711	0.439	0.868	0.596	0.300	0.505	0.483	northwest	3.3	No
22:00	0.480	0.711	0.438	0.868	0.594	0.299	0.504	0.482	northwest	1.0	No
22:10	0.482	0.712	0.439	0.868	0.596	0.300	0.504	0.483	north-northwest	2.7	No
22:20	0.480	0.713	0.439	0.865	0.595	0.300	0.504	0.482	north-northwest	2.1	No
22:30	0.481	0.712	0.437	0.869	0.597	0.301	0.504	0.483	northwest	1.5	No
22:40	0.480	0.710	0.439	0.868	0.595	0.301	0.505	0.483	-	CALM	No
22:50	0.479	0.713	0.438	0.868	0.594	0.299	0.505	0.481	south-southwest	0.9	No
23:00	0.481	0.713	0.439	0.866	0.594	0.301	0.504	0.481	-	CALM	No
23:10	0.480	0.713	0.439	0.868	0.594	0.299	0.504	0.480	northwest	0.9	No
23:20	0.479	0.711	0.439	0.867	0.594	0.301	0.504	0.481	west	2.8	No
23:30	0.478	0.712	0.439	0.868	0.596	0.299	0.504	0.481	west-northwest	5.4	No
23:40	0.480	0.713	0.439	0.866	0.593	0.300	0.505	0.481	west	4.8	No
23:50	0.479	0.713	0.438	0.867	0.593	0.300	0.505	0.482	west-northwest	4.9	No