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

○Information

○Measurement value list ： 2026/04/01(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	0.699	0.434	0.864	0.593	0.298	0.505	0.478	west	5.9	No
00:10	0.480	0.697	0.433	0.864	0.594	0.298	0.506	0.479	west	4.7	No
00:20	0.480	0.700	0.434	0.867	0.592	0.298	0.503	0.478	west-northwest	2.9	No
00:30	0.480	0.698	0.433	0.867	0.593	0.298	0.504	0.480	west-northwest	2.7	No
00:40	0.481	0.700	0.434	0.864	0.594	0.298	0.505	0.480	west	3.0	No
00:50	0.480	0.700	0.435	0.865	0.596	0.298	0.503	0.480	west-northwest	1.5	No
01:00	0.480	0.700	0.435	0.866	0.595	0.299	0.503	0.481	southwest	2.9	No
01:10	0.480	0.699	0.433	0.865	0.596	0.300	0.504	0.482	northwest	4.2	No
01:20	0.481	0.698	0.435	0.865	0.594	0.299	0.505	0.481	west	7.6	No
01:30	0.481	0.701	0.434	0.865	0.595	0.300	0.504	0.482	west	4.5	No
01:40	0.482	0.699	0.434	0.867	0.595	0.299	0.505	0.482	west-southwest	4.9	No
01:50	0.480	0.700	0.435	0.867	0.595	0.298	0.505	0.481	west-southwest	4.4	No
02:00	0.480	0.698	0.434	0.866	0.595	0.298	0.504	0.481	west-southwest	5.9	No
02:10	0.480	0.697	0.434	0.864	0.595	0.298	0.504	0.480	west	4.1	No
02:20	0.479	0.698	0.435	0.865	0.594	0.297	0.506	0.481	west-southwest	4.1	No
02:30	0.481	0.700	0.434	0.865	0.594	0.297	0.504	0.481	west	2.7	No
02:40	0.480	0.699	0.434	0.865	0.595	0.299	0.505	0.482	west	3.1	No
02:50	0.480	0.699	0.436	0.864	0.596	0.299	0.505	0.479	west-northwest	3.4	No
03:00	0.482	0.700	0.434	0.866	0.598	0.299	0.504	0.481	west	5.6	No
03:10	0.480	0.699	0.435	0.868	0.595	0.298	0.504	0.481	west-northwest	6.4	No
03:20	0.480	0.701	0.435	0.867	0.597	0.299	0.503	0.482	west-northwest	5.4	No
03:30	0.480	0.701	0.436	0.869	0.596	0.298	0.505	0.480	northwest	3.5	No
03:40	0.481	0.699	0.435	0.868	0.597	0.298	0.504	0.480	northwest	3.7	No
03:50	0.479	0.699	0.435	0.868	0.596	0.299	0.504	0.481	north-northwest	4.7	No
04:00	0.481	0.700	0.433	0.866	0.596	0.300	0.503	0.481	northwest	5.1	No
04:10	0.480	0.700	0.434	0.866	0.597	0.300	0.504	0.481	northwest	5.2	No
04:20	0.478	0.700	0.436	0.867	0.596	0.299	0.505	0.482	northwest	5.3	No
04:30	0.479	0.700	0.434	0.868	0.595	0.299	0.504	0.481	northwest	5.4	No
04:40	0.481	0.700	0.433	0.867	0.595	0.299	0.503	0.482	northwest	5.8	No
04:50	0.479	0.701	0.434	0.866	0.595	0.299	0.504	0.481	north-northwest	6.6	No
05:00	0.479	0.701	0.434	0.867	0.594	0.299	0.504	0.479	north	5.0	No
05:10	0.480	0.699	0.433	0.867	0.596	0.298	0.502	0.481	northeast	6.4	No
05:20	0.478	0.700	0.433	0.868	0.595	0.299	0.502	0.480	northeast	5.5	No
05:30	0.477	0.700	0.435	0.865	0.596	0.297	0.502	0.479	northeast	6.6	No
05:40	0.479	0.699	0.433	0.866	0.595	0.298	0.503	0.480	north-northeast	5.5	No
05:50	0.479	0.701	0.434	0.868	0.598	0.298	0.503	0.480	north	5.5	No
06:00	0.479	0.701	0.434	0.865	0.596	0.298	0.502	0.480	north	5.8	No
06:10	0.480	0.701	0.435	0.865	0.595	0.296	0.502	0.479	north	4.3	No
06:20	0.478	0.701	0.433	0.867	0.597	0.297	0.503	0.478	north-northeast	3.2	No
06:30	0.480	0.699	0.433	0.865	0.595	0.298	0.503	0.479	north-northeast	4.6	No
06:40	0.479	0.701	0.434	0.866	0.595	0.298	0.502	0.480	north-northeast	5.6	No
06:50	0.478	0.702	0.433	0.866	0.596	0.297	0.503	0.480	north	5.4	No
07:00	0.479	0.700	0.433	0.865	0.595	0.296	0.503	0.480	north	7.2	No
07:10	0.478	0.701	0.432	0.867	0.596	0.299	0.503	0.478	north-northwest	7.3	No
07:20	0.479	0.702	0.432	0.864	0.597	0.297	0.504	0.480	north	8.2	No
07:30	0.477	0.701	0.432	0.867	0.595	0.298	0.502	0.479	north	5.2	No
07:40	0.477	0.701	0.432	0.865	0.594	0.297	0.504	0.478	north-northeast	5.4	No
07:50	0.479	0.701	0.433	0.867	0.596	0.296	0.503	0.478	north	7.1	No
08:00	0.477	0.699	0.431	0.867	0.595	0.296	0.503	0.479	north	5.2	No
08:10	0.478	0.700	0.434	0.868	0.596	0.295	0.503	0.480	north	4.9	No
08:20	0.479	0.702	0.433	0.868	0.595	0.297	0.503	0.480	north	3.9	No
08:30	0.479	0.702	0.432	0.868	0.594	0.296	0.503	0.480	north	4.6	No
08:40	0.479	0.699	0.432	0.867	0.597	0.295	0.501	0.479	north-northeast	5.5	No
08:50	0.480	0.699	0.433	0.868	0.596	0.296	0.503	0.478	north-northeast	4.2	No
09:00	0.480	0.698	0.434	0.868	0.596	0.296	0.502	0.479	north-northeast	5.7	No
09:10	0.480	0.700	0.433	0.868	0.594	0.296	0.501	0.477	northeast	3.8	No
09:20	0.479	0.699	0.432	0.869	0.593	0.296	0.501	0.476	northeast	4.4	No
09:30	0.479	0.700	0.434	0.869	0.595	0.297	0.502	0.478	northeast	4.5	No
09:40	0.479	0.701	0.434	0.870	0.596	0.296	0.501	0.479	north-northeast	3.3	No
09:50	0.481	0.700	0.433	0.865	0.595	0.297	0.503	0.478	north-northeast	3.4	No
10:00	0.479	0.702	0.434	0.868	0.594	0.297	0.502	0.477	northeast	3.5	No
10:10	0.480	0.703	0.434	0.868	0.595	0.295	0.503	0.478	north-northeast	3.3	No
10:20	0.479	0.701	0.433	0.866	0.595	0.297	0.503	0.479	northeast	3.1	No
10:30	0.480	0.702	0.435	0.867	0.595	0.297	0.502	0.478	north-northeast	3.5	No
10:40	0.480	0.704	0.435	0.867	0.594	0.298	0.503	0.477	northeast	2.4	No
10:50	0.480	0.706	0.433	0.868	0.596	0.297	0.502	0.478	northeast	2.3	No
11:00	0.481	0.706	0.434	0.867	0.596	0.297	0.504	0.478	north-northeast	2.6	No
11:10	0.479	0.704	0.434	0.867	0.597	0.297	0.504	0.478	northeast	2.6	No
11:20	0.479	0.706	0.435	0.868	0.597	0.297	0.502	0.477	northeast	2.0	No
11:30	0.480	0.703	0.434	0.868	0.597	0.297	0.503	0.478	northeast	2.3	No
11:40	0.479	0.706	0.434	0.868	0.597	0.298	0.504	0.477	northeast	3.0	No
11:50	0.477	0.706	0.435	0.868	0.596	0.297	0.503	0.478	north-northeast	2.3	No
12:00	0.479	0.706	0.435	0.869	0.596	0.296	0.505	0.478	north-northeast	3.1	No
12:10	0.478	0.706	0.436	0.868	0.595	0.297	0.504	0.478	northeast	3.0	No
12:20	0.477	0.705	0.435	0.869	0.596	0.296	0.505	0.477	northeast	3.2	No
12:30	0.478	0.705	0.435	0.870	0.597	0.296	0.503	0.478	north-northeast	2.8	No
12:40	0.478	0.705	0.435	0.870	0.596	0.297	0.506	0.478	northeast	3.1	No
12:50	0.478	0.708	0.435	0.869	0.596	0.298	0.506	0.477	northeast	2.3	No
13:00	0.478	0.706	0.436	0.869	0.598	0.297	0.504	0.478	northeast	3.1	No
13:10	0.479	0.706	0.436	0.868	0.597	0.297	0.505	0.478	northeast	2.5	No
13:20	0.480	0.708	0.435	0.869	0.597	0.297	0.506	0.478	northeast	1.9	No
13:30	0.479	0.707	0.434	0.867	0.598	0.297	0.506	0.478	east-northeast	2.1	No
13:40	0.477	0.705	0.436	0.870	0.596	0.298	0.507	0.479	east-northeast	2.1	No
13:50	0.480	0.708	0.436	0.867	0.596	0.298	0.504	0.479	north-northeast	2.1	No
14:00	0.481	0.708	0.435	0.869	0.598	0.298	0.506	0.478	north-northeast	1.7	No
14:10	0.480	0.707	0.435	0.867	0.599	0.297	0.506	0.480	northeast	1.3	No
14:20	0.481	0.705	0.436	0.870	0.597	0.297	0.504	0.479	east-northeast	0.8	No
14:30	0.480	0.706	0.436	0.870	0.600	0.298	0.506	0.480	northeast	1.0	No
14:40	0.479	0.707	0.434	0.869	0.599	0.298	0.505	0.479	north	1.1	Yes
14:50	0.480	0.711	0.436	0.869	0.599	0.298	0.505	0.481	north	1.2	Yes
15:00	0.484	0.708	0.437	0.870	0.600	0.298	0.506	0.481	-	CALM	Yes
15:10	0.484	0.707	0.437	0.871	0.599	0.299	0.507	0.481	west	0.6	Yes
15:20	0.484	0.707	0.439	0.873	0.601	0.299	0.506	0.481	northwest	0.9	Yes
15:30	0.484	0.705	0.437	0.872	0.602	0.301	0.506	0.481	north-northwest	0.7	Yes
15:40	0.483	0.706	0.438	0.872	0.598	0.302	0.504	0.480	north	0.9	Yes
15:50	0.484	0.704	0.437	0.869	0.599	0.302	0.504	0.479	north-northwest	0.9	Yes
16:00	0.481	0.702	0.438	0.870	0.600	0.302	0.503	0.478	north-northwest	0.9	Yes
16:10	0.482	0.704	0.437	0.870	0.597	0.302	0.503	0.480	north-northwest	0.9	Yes
16:20	0.482	0.700	0.438	0.868	0.597	0.302	0.503	0.477	north-northwest	0.8	Yes
16:30	0.480	0.702	0.436	0.867	0.596	0.301	0.502	0.478	northwest	1.0	Yes
16:40	0.479	0.701	0.435	0.868	0.596	0.301	0.502	0.477	north-northwest	1.0	Yes
16:50	0.478	0.698	0.435	0.866	0.596	0.301	0.506	0.479	northwest	1.0	Yes
17:00	0.481	0.697	0.435	0.866	0.595	0.301	0.503	0.477	northwest	0.8	Yes
17:10	0.478	0.696	0.435	0.863	0.595	0.301	0.503	0.480	north-northwest	0.9	Yes
17:20	0.476	0.698	0.434	0.864	0.594	0.300	0.502	0.478	north-northwest	1.0	Yes
17:30	0.478	0.697	0.435	0.865	0.593	0.300	0.502	0.477	north-northwest	1.2	Yes
17:40	0.476	0.697	0.433	0.863	0.594	0.300	0.503	0.477	northwest	0.7	Yes
17:50	0.477	0.696	0.432	0.861	0.592	0.299	0.503	0.476	north-northwest	1.1	Yes
18:00	0.477	0.696	0.434	0.862	0.592	0.300	0.502	0.478	north-northwest	1.1	Yes
18:10	0.478	0.696	0.435	0.862	0.594	0.300	0.503	0.476	north-northwest	1.9	Yes
18:20	0.478	0.695	0.432	0.860	0.592	0.301	0.503	0.477	north-northwest	2.6	Yes
18:30	0.477	0.696	0.435	0.860	0.591	0.300	0.503	0.476	north-northwest	2.3	Yes
18:40	0.477	0.695	0.434	0.861	0.591	0.300	0.502	0.476	north-northwest	3.1	Yes
18:50	0.477	0.695	0.435	0.859	0.591	0.302	0.503	0.477	north-northwest	2.8	Yes
19:00	0.477	0.692	0.433	0.858	0.590	0.301	0.502	0.477	north-northwest	3.7	Yes
19:10	0.476	0.693	0.435	0.859	0.591	0.302	0.502	0.476	north-northwest	2.9	Yes
19:20	0.477	0.693	0.435	0.858	0.589	0.301	0.500	0.476	north-northwest	3.4	Yes
19:30	0.477	0.690	0.434	0.858	0.590	0.301	0.503	0.476	north-northwest	3.4	Yes
19:40	0.476	0.692	0.435	0.857	0.591	0.302	0.503	0.475	north-northwest	3.8	Yes
19:50	0.477	0.694	0.435	0.854	0.590	0.303	0.502	0.474	north-northwest	3.5	Yes
20:00	0.476	0.690	0.435	0.854	0.588	0.302	0.502	0.476	north-northwest	2.7	Yes
20:10	0.476	0.691	0.434	0.854	0.588	0.302	0.503	0.476	north-northwest	3.4	Yes
20:20	0.477	0.689	0.434	0.852	0.590	0.303	0.501	0.475	north-northwest	3.8	Yes
20:30	0.475	0.691	0.434	0.853	0.588	0.302	0.502	0.477	north-northwest	4.1	Yes
20:40	0.476	0.693	0.436	0.851	0.590	0.303	0.503	0.475	north-northwest	4.5	Yes
20:50	0.477	0.691	0.434	0.853	0.588	0.303	0.502	0.475	north-northwest	4.1	Yes
21:00	0.475	0.692	0.434	0.850	0.588	0.302	0.501	0.476	north-northwest	3.6	Yes
21:10	0.475	0.691	0.435	0.850	0.589	0.301	0.501	0.474	north-northwest	2.8	Yes
21:20	0.475	0.691	0.435	0.848	0.588	0.302	0.500	0.476	north-northwest	4.9	Yes
21:30	0.474	0.689	0.433	0.849	0.589	0.301	0.500	0.474	north-northwest	5.2	Yes
21:40	0.475	0.691	0.434	0.849	0.587	0.302	0.500	0.475	north-northwest	4.6	Yes
21:50	0.475	0.691	0.434	0.848	0.587	0.303	0.499	0.475	north-northwest	4.1	Yes
22:00	0.476	0.691	0.434	0.849	0.586	0.302	0.500	0.476	north-northwest	3.8	Yes
22:10	0.476	0.690	0.436	0.847	0.589	0.303	0.500	0.475	north-northwest	3.4	Yes
22:20	0.477	0.689	0.436	0.848	0.587	0.304	0.502	0.474	north-northwest	5.1	Yes
22:30	0.478	0.690	0.437	0.846	0.589	0.305	0.499	0.474	north-northwest	4.2	Yes
22:40	0.478	0.692	0.437	0.845	0.586	0.305	0.500	0.475	north	4.3	Yes
22:50	0.481	0.689	0.438	0.846	0.587	0.305	0.499	0.474	north-northwest	3.2	Yes
23:00	0.479	0.690	0.438	0.845	0.588	0.306	0.499	0.475	north-northwest	3.8	Yes
23:10	0.479	0.689	0.438	0.843	0.589	0.305	0.500	0.475	north	4.6	Yes
23:20	0.477	0.690	0.437	0.845	0.587	0.304	0.499	0.475	north	4.6	Yes
23:30	0.478	0.691	0.437	0.843	0.585	0.303	0.498	0.475	north	4.5	Yes
23:40	0.478	0.689	0.437	0.847	0.585	0.303	0.498	0.475	north	4.0	Yes
23:50	0.479	0.687	0.436	0.844	0.585	0.302	0.499	0.475	north	5.4	Yes