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

○Information

○Measurement value list ： 2026/07/21(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	0.445	0.710	0.448	0.846	0.594	0.301	0.496	0.471	west	2.6	No
00:10	0.445	0.706	0.448	0.847	0.593	0.300	0.495	0.472	west-southwest	2.2	No
00:20	0.444	0.707	0.447	0.848	0.594	0.300	0.495	0.471	west-southwest	3.2	No
00:30	0.444	0.708	0.448	0.847	0.591	0.300	0.496	0.470	west-southwest	3.5	No
00:40	0.445	0.708	0.447	0.846	0.593	0.300	0.496	0.472	west-southwest	3.2	No
00:50	0.443	0.706	0.449	0.846	0.594	0.301	0.496	0.471	west	3.3	No
01:00	0.445	0.709	0.448	0.848	0.591	0.300	0.495	0.471	west	2.2	No
01:10	0.443	0.707	0.448	0.847	0.594	0.301	0.495	0.471	west	2.5	No
01:20	0.443	0.707	0.446	0.849	0.592	0.300	0.495	0.471	west-northwest	1.7	No
01:30	0.443	0.709	0.446	0.848	0.593	0.299	0.496	0.471	west-southwest	1.3	No
01:40	0.443	0.706	0.446	0.846	0.592	0.301	0.495	0.472	northwest	0.9	No
01:50	0.444	0.708	0.449	0.846	0.592	0.301	0.495	0.471	northwest	1.1	No
02:00	0.442	0.708	0.448	0.848	0.594	0.300	0.496	0.470	northwest	0.9	No
02:10	0.444	0.707	0.448	0.848	0.592	0.300	0.496	0.472	north-northwest	0.7	No
02:20	0.443	0.707	0.447	0.847	0.592	0.301	0.495	0.469	north-northwest	1.4	No
02:30	0.443	0.708	0.445	0.847	0.592	0.300	0.495	0.472	northwest	2.2	No
02:40	0.444	0.708	0.447	0.847	0.592	0.298	0.494	0.470	west-northwest	2.3	No
02:50	0.442	0.708	0.446	0.848	0.593	0.300	0.496	0.469	west-northwest	2.0	No
03:00	0.443	0.706	0.445	0.846	0.593	0.299	0.495	0.469	west-northwest	1.7	No
03:10	0.444	0.708	0.448	0.848	0.591	0.299	0.494	0.470	west-northwest	1.7	No
03:20	0.444	0.708	0.448	0.848	0.592	0.299	0.495	0.470	west-northwest	2.0	No
03:30	0.442	0.707	0.448	0.847	0.594	0.298	0.493	0.470	west	1.4	No
03:40	0.444	0.709	0.446	0.848	0.593	0.300	0.494	0.469	west-northwest	1.4	No
03:50	0.443	0.707	0.448	0.849	0.593	0.300	0.496	0.470	west	1.2	No
04:00	0.445	0.706	0.448	0.848	0.592	0.299	0.494	0.471	northwest	1.4	No
04:10	0.443	0.706	0.447	0.848	0.594	0.299	0.496	0.471	northwest	1.6	No
04:20	0.445	0.708	0.448	0.848	0.594	0.300	0.494	0.470	northwest	2.3	No
04:30	0.444	0.706	0.445	0.848	0.592	0.301	0.495	0.470	northwest	2.5	No
04:40	0.442	0.706	0.445	0.848	0.591	0.300	0.494	0.470	north-northwest	2.2	No
04:50	0.443	0.707	0.445	0.847	0.592	0.299	0.494	0.470	northwest	4.6	No
05:00	0.444	0.706	0.446	0.848	0.593	0.300	0.493	0.470	northwest	4.6	No
05:10	0.443	0.706	0.446	0.848	0.592	0.299	0.494	0.470	northwest	4.3	No
05:20	0.442	0.708	0.446	0.847	0.593	0.298	0.495	0.469	northwest	3.9	No
05:30	0.443	0.708	0.447	0.848	0.593	0.298	0.494	0.471	northwest	4.0	No
05:40	0.444	0.708	0.446	0.848	0.593	0.300	0.495	0.471	northwest	4.4	No
05:50	0.442	0.707	0.443	0.848	0.593	0.298	0.495	0.471	west-northwest	3.3	No
06:00	0.444	0.706	0.445	0.846	0.592	0.299	0.493	0.469	west	3.2	No
06:10	0.442	0.707	0.444	0.847	0.593	0.299	0.496	0.471	west	2.9	No
06:20	0.443	0.705	0.444	0.848	0.593	0.301	0.495	0.471	west	3.1	No
06:30	0.443	0.705	0.444	0.847	0.594	0.300	0.496	0.469	west	2.9	No
06:40	0.445	0.704	0.444	0.846	0.593	0.298	0.495	0.469	west	2.6	No
06:50	0.443	0.705	0.445	0.846	0.594	0.297	0.496	0.470	west-southwest	3.6	No
07:00	0.446	0.705	0.443	0.847	0.593	0.299	0.495	0.470	west	4.0	No
07:10	0.443	0.704	0.444	0.844	0.593	0.298	0.495	0.469	west-southwest	2.7	No
07:20	0.442	0.704	0.443	0.848	0.592	0.298	0.496	0.472	west-southwest	4.4	No
07:30	0.443	0.705	0.444	0.847	0.592	0.299	0.495	0.469	west-southwest	5.0	No
07:40	0.443	0.704	0.443	0.846	0.593	0.298	0.496	0.470	west-southwest	5.3	No
07:50	0.442	0.704	0.444	0.846	0.590	0.298	0.495	0.470	west	4.8	No
08:00	0.444	0.703	0.444	0.847	0.590	0.299	0.497	0.471	west	3.5	No
08:10	0.443	0.705	0.445	0.847	0.591	0.299	0.495	0.470	west	3.0	No
08:20	0.442	0.704	0.444	0.848	0.592	0.299	0.496	0.469	west-northwest	2.0	No
08:30	0.442	0.705	0.443	0.849	0.593	0.299	0.496	0.470	west	2.5	No
08:40	0.443	0.707	0.444	0.848	0.592	0.298	0.496	0.469	north-northwest	0.7	No
08:50	0.443	0.706	0.445	0.847	0.592	0.297	0.496	0.470	-	CALM	No
09:00	0.442	0.706	0.445	0.850	0.591	0.298	0.496	0.468	northeast	0.7	No
09:10	0.444	0.708	0.445	0.848	0.590	0.299	0.496	0.469	-	CALM	No
09:20	0.443	0.706	0.446	0.848	0.593	0.299	0.496	0.470	east	1.6	No
09:30	0.441	0.707	0.447	0.850	0.592	0.299	0.495	0.469	east-southeast	0.8	No
09:40	0.442	0.709	0.448	0.848	0.595	0.300	0.496	0.469	east	0.9	No
09:50	0.442	0.708	0.447	0.849	0.596	0.299	0.497	0.470	east	1.8	No
10:00	0.444	0.707	0.446	0.848	0.595	0.299	0.495	0.469	east	2.2	No
10:10	0.443	0.710	0.448	0.849	0.596	0.299	0.494	0.470	east-southeast	2.1	No
10:20	0.442	0.709	0.447	0.850	0.597	0.297	0.494	0.469	east	2.8	No
10:30	0.444	0.710	0.447	0.851	0.595	0.301	0.494	0.470	east-southeast	2.9	No
10:40	0.443	0.712	0.447	0.850	0.594	0.301	0.494	0.470	east-southeast	3.4	No
10:50	0.445	0.709	0.446	0.852	0.598	0.303	0.493	0.471	east-southeast	3.1	No
11:00	0.444	0.709	0.446	0.849	0.596	0.300	0.495	0.470	southeast	3.4	No
11:10	0.444	0.709	0.449	0.852	0.596	0.300	0.495	0.470	east-southeast	3.7	No
11:20	0.444	0.711	0.445	0.851	0.597	0.300	0.495	0.471	southeast	3.4	No
11:30	0.447	0.710	0.447	0.848	0.597	0.297	0.495	0.471	east-southeast	3.9	No
11:40	0.445	0.709	0.447	0.848	0.596	0.300	0.494	0.470	east-southeast	3.5	No
11:50	0.444	0.710	0.445	0.849	0.596	0.296	0.494	0.470	east-southeast	3.5	No
12:00	0.446	0.709	0.448	0.846	0.598	0.297	0.493	0.470	southeast	3.4	No
12:10	0.445	0.713	0.447	0.849	0.598	0.298	0.496	0.472	southeast	3.1	No
12:20	0.444	0.709	0.447	0.849	0.596	0.301	0.495	0.472	east-southeast	2.7	No
12:30	0.444	0.712	0.449	0.852	0.598	0.301	0.495	0.472	southeast	2.1	No
12:40	0.446	0.710	0.449	0.851	0.595	0.301	0.495	0.472	southeast	2.7	No
12:50	0.445	0.711	0.448	0.849	0.597	0.300	0.495	0.473	south-southeast	3.0	No
13:00	0.444	0.710	0.448	0.850	0.596	0.300	0.496	0.472	south-southeast	3.8	No
13:10	0.442	0.710	0.448	0.850	0.599	0.300	0.496	0.469	south-southeast	4.0	No
13:20	0.443	0.711	0.449	0.850	0.598	0.300	0.497	0.471	south-southeast	3.7	No
13:30	0.445	0.711	0.449	0.851	0.598	0.300	0.497	0.472	south-southeast	2.8	No
13:40	0.445	0.712	0.450	0.850	0.600	0.300	0.498	0.470	south-southeast	2.9	No
13:50	0.444	0.713	0.449	0.851	0.599	0.299	0.497	0.473	south-southeast	3.3	No
14:00	0.445	0.710	0.449	0.851	0.600	0.301	0.498	0.472	south-southeast	3.4	No
14:10	0.447	0.710	0.447	0.851	0.601	0.302	0.498	0.473	south-southeast	3.0	No
14:20	0.447	0.713	0.450	0.852	0.600	0.301	0.497	0.472	southeast	2.9	No
14:30	0.446	0.712	0.449	0.850	0.599	0.302	0.497	0.472	southeast	2.9	No
14:40	0.447	0.712	0.450	0.851	0.598	0.301	0.496	0.471	southeast	2.7	No
14:50	0.446	0.711	0.448	0.850	0.599	0.301	0.497	0.471	east-southeast	2.7	No
15:00	0.447	0.710	0.449	0.850	0.599	0.301	0.497	0.471	southeast	2.9	No
15:10	0.446	0.710	0.448	0.853	0.599	0.299	0.497	0.472	southeast	2.8	No
15:20	0.445	0.710	0.446	0.855	0.600	0.299	0.495	0.471	southeast	3.3	No
15:30	0.445	0.709	0.449	0.852	0.597	0.298	0.495	0.470	east-southeast	1.9	Yes
15:40	0.446	0.711	0.447	0.852	0.597	0.299	0.497	0.471	east	1.5	No
15:50	0.444	0.711	0.447	0.853	0.598	0.299	0.497	0.472	east-southeast	1.3	No
16:00	0.447	0.708	0.447	0.852	0.599	0.297	0.496	0.472	-	CALM	Yes
16:10	0.445	0.711	0.447	0.852	0.598	0.299	0.494	0.471	east	1.0	Yes
16:20	0.444	0.710	0.447	0.853	0.597	0.299	0.496	0.471	southeast	1.5	No
16:30	0.444	0.711	0.448	0.850	0.597	0.299	0.495	0.471	south-southeast	2.0	No
16:40	0.446	0.709	0.448	0.852	0.598	0.299	0.497	0.470	south-southeast	2.4	No
16:50	0.444	0.712	0.448	0.853	0.599	0.299	0.495	0.471	south-southeast	2.1	No
17:00	0.444	0.710	0.446	0.854	0.598	0.299	0.495	0.470	south	2.0	No
17:10	0.445	0.710	0.447	0.854	0.598	0.298	0.496	0.470	south	2.4	No
17:20	0.447	0.712	0.447	0.853	0.598	0.300	0.498	0.470	south-southwest	1.6	No
17:30	0.445	0.712	0.448	0.853	0.599	0.300	0.496	0.471	south	1.0	No
17:40	0.444	0.711	0.448	0.853	0.597	0.301	0.496	0.469	south	1.1	No
17:50	0.444	0.711	0.450	0.853	0.597	0.301	0.496	0.471	south	2.0	No
18:00	0.445	0.713	0.448	0.853	0.598	0.302	0.497	0.470	south-southwest	1.9	No
18:10	0.445	0.711	0.449	0.855	0.597	0.300	0.495	0.469	south-southwest	1.3	No
18:20	0.446	0.712	0.448	0.855	0.598	0.301	0.496	0.471	south	0.7	No
18:30	0.444	0.711	0.447	0.853	0.598	0.300	0.495	0.471	south	1.1	No
18:40	0.446	0.710	0.446	0.853	0.597	0.300	0.497	0.470	south-southwest	1.1	No
18:50	0.445	0.710	0.443	0.852	0.598	0.299	0.495	0.471	south	0.9	No
19:00	0.444	0.711	0.448	0.852	0.597	0.299	0.495	0.470	south	1.0	No
19:10	0.446	0.711	0.447	0.852	0.596	0.299	0.494	0.470	south-southwest	1.5	No
19:20	0.444	0.710	0.446	0.854	0.596	0.299	0.494	0.469	south-southwest	2.1	No
19:30	0.445	0.709	0.447	0.853	0.597	0.299	0.495	0.471	southwest	1.7	No
19:40	0.446	0.709	0.448	0.855	0.598	0.299	0.495	0.471	south-southwest	1.8	No
19:50	0.445	0.709	0.447	0.853	0.599	0.300	0.497	0.471	southwest	2.3	No
20:00	0.445	0.711	0.447	0.851	0.598	0.300	0.496	0.471	southwest	2.1	No
20:10	0.447	0.711	0.448	0.852	0.601	0.299	0.496	0.472	southwest	1.5	No
20:20	0.447	0.711	0.448	0.854	0.599	0.300	0.496	0.471	southwest	0.8	No
20:30	0.446	0.711	0.448	0.853	0.598	0.300	0.495	0.471	south-southwest	1.5	No
20:40	0.446	0.711	0.447	0.852	0.599	0.301	0.498	0.472	south-southwest	1.6	No
20:50	0.447	0.711	0.449	0.853	0.600	0.299	0.497	0.471	southwest	2.0	No
21:00	0.447	0.712	0.448	0.854	0.600	0.301	0.497	0.473	south-southwest	1.8	No
21:10	0.448	0.711	0.448	0.854	0.601	0.302	0.496	0.472	southwest	1.4	No
21:20	0.446	0.712	0.449	0.853	0.600	0.301	0.496	0.472	southwest	1.4	No
21:30	0.447	0.710	0.448	0.855	0.600	0.301	0.496	0.472	south-southwest	1.3	No
21:40	0.447	0.710	0.449	0.853	0.599	0.302	0.498	0.471	southwest	1.2	No
21:50	0.446	0.712	0.450	0.854	0.601	0.301	0.496	0.472	west-southwest	1.3	No
22:00	0.446	0.711	0.449	0.853	0.599	0.301	0.497	0.472	west	1.5	No
22:10	0.447	0.709	0.449	0.854	0.601	0.301	0.497	0.472	west	1.6	No
22:20	0.447	0.714	0.450	0.855	0.599	0.301	0.498	0.472	west	1.7	No
22:30	0.446	0.712	0.447	0.853	0.599	0.301	0.498	0.472	west-northwest	1.3	No
22:40	0.447	0.712	0.449	0.855	0.598	0.301	0.496	0.472	northwest	0.9	No
22:50	0.447	0.711	0.447	0.855	0.599	0.300	0.497	0.471	north	0.8	No
23:00	0.447	0.712	0.449	0.854	0.598	0.300	0.498	0.473	north-northwest	1.2	No
23:10	0.447	0.711	0.447	0.857	0.601	0.301	0.497	0.472	north-northwest	2.1	No
23:20	0.446	0.711	0.449	0.854	0.599	0.302	0.498	0.472	north-northwest	2.3	No
23:30	0.448	0.709	0.449	0.855	0.599	0.302	0.498	0.472	north-northwest	1.9	No
23:40	0.449	0.711	0.449	0.854	0.599	0.302	0.497	0.472	west-northwest	1.3	No
23:50	0.447	0.712	0.450	0.856	0.598	0.301	0.497	0.471	west	0.9	No