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

○Information

○Measurement value list ： 2026/05/04(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	0.462	0.709	0.435	0.861	0.582	0.299	0.501	0.477	south	7.1	Yes
00:10	0.461	0.707	0.435	0.861	0.583	0.299	0.501	0.479	south	7.9	Yes
00:20	0.461	0.708	0.434	0.862	0.583	0.301	0.500	0.478	south	7.7	Yes
00:30	0.461	0.709	0.434	0.861	0.582	0.299	0.499	0.478	south	8.5	Yes
00:40	0.461	0.708	0.434	0.862	0.583	0.299	0.501	0.478	south	8.0	Yes
00:50	0.462	0.707	0.435	0.861	0.583	0.299	0.500	0.478	south	8.5	Yes
01:00	0.461	0.707	0.434	0.862	0.581	0.299	0.500	0.478	south	7.3	Yes
01:10	0.460	0.706	0.433	0.861	0.583	0.300	0.498	0.479	south-southeast	7.0	Yes
01:20	0.460	0.708	0.433	0.858	0.581	0.299	0.500	0.477	south-southeast	6.3	Yes
01:30	0.460	0.705	0.434	0.861	0.583	0.299	0.499	0.478	south-southeast	6.0	Yes
01:40	0.459	0.704	0.432	0.861	0.582	0.299	0.500	0.478	south-southeast	6.5	Yes
01:50	0.460	0.705	0.431	0.860	0.581	0.298	0.500	0.477	south-southeast	6.9	Yes
02:00	0.461	0.704	0.433	0.862	0.582	0.299	0.501	0.476	south-southeast	7.0	Yes
02:10	0.460	0.704	0.432	0.862	0.582	0.299	0.502	0.475	south-southeast	6.9	Yes
02:20	0.461	0.705	0.433	0.860	0.582	0.299	0.500	0.478	south-southeast	6.5	Yes
02:30	0.459	0.704	0.433	0.861	0.582	0.299	0.501	0.479	south-southeast	6.6	Yes
02:40	0.460	0.708	0.434	0.861	0.582	0.299	0.501	0.478	south-southeast	6.7	Yes
02:50	0.460	0.707	0.436	0.862	0.583	0.299	0.501	0.479	south-southeast	6.9	Yes
03:00	0.461	0.707	0.434	0.863	0.583	0.300	0.501	0.479	south-southeast	6.7	Yes
03:10	0.461	0.706	0.435	0.862	0.583	0.300	0.502	0.477	south-southeast	6.1	Yes
03:20	0.461	0.708	0.436	0.862	0.584	0.301	0.502	0.477	south-southeast	7.6	Yes
03:30	0.460	0.706	0.433	0.862	0.582	0.303	0.500	0.478	south-southeast	6.6	Yes
03:40	0.462	0.705	0.434	0.860	0.583	0.299	0.501	0.478	south-southeast	7.2	Yes
03:50	0.462	0.704	0.434	0.862	0.584	0.301	0.500	0.476	south-southeast	7.1	Yes
04:00	0.461	0.704	0.433	0.862	0.584	0.303	0.500	0.474	south-southeast	7.2	Yes
04:10	0.462	0.704	0.432	0.862	0.583	0.303	0.499	0.476	south-southeast	7.5	Yes
04:20	0.462	0.701	0.434	0.862	0.581	0.303	0.501	0.476	south	7.2	Yes
04:30	0.462	0.700	0.434	0.859	0.582	0.305	0.500	0.476	south-southeast	6.2	Yes
04:40	0.462	0.702	0.434	0.862	0.583	0.306	0.500	0.475	south	5.9	Yes
04:50	0.462	0.699	0.434	0.860	0.583	0.304	0.499	0.476	south	5.4	Yes
05:00	0.462	0.698	0.433	0.860	0.581	0.304	0.500	0.474	south	4.9	No
05:10	0.461	0.699	0.431	0.860	0.581	0.301	0.499	0.476	south	4.7	Yes
05:20	0.460	0.699	0.431	0.858	0.579	0.302	0.500	0.475	south-southeast	4.0	Yes
05:30	0.459	0.699	0.432	0.856	0.578	0.301	0.499	0.475	south-southeast	4.0	Yes
05:40	0.458	0.700	0.431	0.857	0.578	0.299	0.499	0.476	south-southeast	2.9	No
05:50	0.458	0.700	0.429	0.858	0.578	0.300	0.499	0.475	southeast	2.8	No
06:00	0.457	0.699	0.431	0.855	0.577	0.300	0.498	0.475	southeast	2.6	Yes
06:10	0.457	0.698	0.429	0.854	0.577	0.298	0.499	0.475	south-southeast	1.7	No
06:20	0.455	0.696	0.428	0.857	0.575	0.296	0.498	0.473	south-southwest	2.0	No
06:30	0.455	0.696	0.429	0.854	0.577	0.297	0.497	0.476	southwest	0.6	No
06:40	0.455	0.695	0.428	0.855	0.576	0.298	0.498	0.474	-	CALM	Yes
06:50	0.455	0.695	0.429	0.856	0.576	0.298	0.497	0.473	southwest	1.2	Yes
07:00	0.456	0.696	0.428	0.856	0.577	0.297	0.500	0.474	west-southwest	1.4	Yes
07:10	0.457	0.694	0.431	0.855	0.577	0.298	0.500	0.474	west	1.3	Yes
07:20	0.456	0.696	0.429	0.853	0.577	0.299	0.499	0.474	west-southwest	0.6	Yes
07:30	0.456	0.694	0.428	0.855	0.576	0.299	0.498	0.474	west-southwest	1.1	Yes
07:40	0.456	0.695	0.429	0.853	0.576	0.297	0.498	0.474	west-southwest	3.5	No
07:50	0.457	0.696	0.428	0.854	0.576	0.298	0.498	0.474	west-southwest	4.6	No
08:00	0.457	0.695	0.429	0.855	0.578	0.298	0.498	0.473	west-southwest	6.3	No
08:10	0.455	0.698	0.428	0.854	0.577	0.298	0.496	0.473	west-southwest	6.4	No
08:20	0.455	0.696	0.429	0.855	0.576	0.298	0.497	0.472	west	5.3	No
08:30	0.454	0.694	0.429	0.854	0.574	0.297	0.497	0.475	west-northwest	4.8	No
08:40	0.454	0.693	0.427	0.856	0.576	0.297	0.497	0.474	west-northwest	7.9	No
08:50	0.454	0.692	0.426	0.852	0.575	0.297	0.497	0.473	west-northwest	7.9	No
09:00	0.454	0.692	0.427	0.855	0.575	0.297	0.499	0.474	west	8.0	No
09:10	0.455	0.693	0.427	0.851	0.574	0.298	0.500	0.472	west-northwest	9.4	No
09:20	0.455	0.691	0.426	0.854	0.575	0.296	0.499	0.474	west-northwest	7.2	No
09:30	0.455	0.695	0.428	0.855	0.575	0.297	0.500	0.473	west-northwest	5.3	No
09:40	0.454	0.691	0.427	0.853	0.576	0.297	0.499	0.473	west-northwest	4.9	No
09:50	0.455	0.692	0.427	0.854	0.576	0.298	0.499	0.474	west-northwest	4.8	No
10:00	0.455	0.693	0.426	0.855	0.575	0.296	0.500	0.474	west-northwest	6.3	No
10:10	0.456	0.693	0.428	0.855	0.576	0.297	0.499	0.473	west-northwest	7.0	Yes
10:20	0.455	0.693	0.428	0.854	0.577	0.297	0.500	0.474	west-northwest	6.0	No
10:30	0.456	0.693	0.429	0.854	0.577	0.298	0.500	0.474	west	7.6	No
10:40	0.456	0.694	0.427	0.857	0.578	0.298	0.500	0.475	west	8.0	No
10:50	0.456	0.697	0.428	0.856	0.577	0.297	0.498	0.474	west	8.0	No
11:00	0.457	0.695	0.427	0.857	0.575	0.298	0.501	0.476	west	6.3	No
11:10	0.457	0.696	0.428	0.856	0.577	0.297	0.499	0.477	west	7.0	No
11:20	0.457	0.696	0.430	0.856	0.576	0.297	0.499	0.476	west	7.5	No
11:30	0.456	0.696	0.430	0.858	0.579	0.298	0.500	0.477	west-northwest	9.0	No
11:40	0.456	0.697	0.430	0.856	0.578	0.298	0.502	0.478	west-northwest	10.6	No
11:50	0.458	0.697	0.431	0.855	0.578	0.297	0.500	0.477	west-northwest	9.9	No
12:00	0.458	0.699	0.431	0.857	0.579	0.299	0.502	0.478	west-northwest	11.0	No
12:10	0.457	0.698	0.431	0.856	0.577	0.297	0.501	0.477	west-northwest	9.3	No
12:20	0.458	0.699	0.431	0.859	0.578	0.297	0.501	0.478	west-northwest	11.1	No
12:30	0.458	0.698	0.431	0.856	0.579	0.298	0.501	0.478	west-northwest	8.8	No
12:40	0.459	0.700	0.429	0.857	0.580	0.297	0.502	0.478	northwest	6.3	No
12:50	0.460	0.700	0.432	0.857	0.579	0.299	0.502	0.477	west-northwest	5.4	No
13:00	0.458	0.699	0.432	0.857	0.580	0.298	0.500	0.477	west-northwest	7.1	No
13:10	0.459	0.699	0.431	0.858	0.581	0.299	0.499	0.479	west-northwest	10.0	No
13:20	0.460	0.700	0.432	0.859	0.579	0.297	0.501	0.478	west-northwest	8.6	No
13:30	0.457	0.699	0.431	0.858	0.579	0.298	0.501	0.479	west	9.1	No
13:40	0.459	0.699	0.432	0.858	0.580	0.298	0.500	0.477	west	7.3	No
13:50	0.457	0.699	0.431	0.858	0.581	0.299	0.500	0.477	west	5.5	No
14:00	0.459	0.699	0.431	0.858	0.579	0.298	0.499	0.480	west	7.8	No
14:10	0.458	0.701	0.432	0.859	0.581	0.298	0.501	0.477	west-northwest	6.7	No
14:20	0.458	0.700	0.430	0.860	0.580	0.299	0.502	0.479	west-northwest	7.0	No
14:30	0.456	0.699	0.431	0.859	0.579	0.299	0.500	0.478	west	7.8	No
14:40	0.459	0.702	0.432	0.860	0.580	0.299	0.502	0.479	west	7.7	No
14:50	0.458	0.701	0.434	0.860	0.580	0.298	0.502	0.478	west-northwest	6.4	No
15:00	0.457	0.699	0.432	0.861	0.580	0.299	0.501	0.477	west-northwest	4.6	No
15:10	0.458	0.701	0.431	0.859	0.581	0.298	0.501	0.478	west	6.9	No
15:20	0.458	0.700	0.431	0.859	0.582	0.298	0.501	0.479	west-northwest	6.4	No
15:30	0.458	0.701	0.431	0.863	0.582	0.298	0.501	0.481	west	6.9	No
15:40	0.458	0.701	0.431	0.861	0.581	0.299	0.502	0.479	west-northwest	5.7	No
15:50	0.460	0.702	0.433	0.863	0.582	0.297	0.502	0.480	northwest	3.4	No
16:00	0.459	0.699	0.433	0.862	0.579	0.298	0.501	0.479	west-northwest	7.5	No
16:10	0.458	0.701	0.432	0.862	0.581	0.297	0.502	0.480	west	4.7	Yes
16:20	0.458	0.702	0.433	0.861	0.581	0.297	0.502	0.480	west-northwest	4.8	Yes
16:30	0.460	0.703	0.432	0.863	0.581	0.297	0.501	0.480	west	3.2	Yes
16:40	0.459	0.702	0.432	0.864	0.582	0.296	0.501	0.480	west-northwest	2.8	Yes
16:50	0.459	0.703	0.433	0.864	0.581	0.297	0.501	0.479	west-northwest	5.8	No
17:00	0.457	0.703	0.431	0.865	0.582	0.298	0.500	0.479	west-northwest	1.9	No
17:10	0.458	0.702	0.432	0.863	0.582	0.298	0.502	0.478	west	5.0	No
17:20	0.458	0.704	0.430	0.864	0.582	0.299	0.500	0.478	west	6.2	No
17:30	0.459	0.703	0.432	0.865	0.579	0.297	0.501	0.479	west	9.6	No
17:40	0.459	0.703	0.433	0.864	0.582	0.298	0.500	0.479	west	8.0	No
17:50	0.457	0.704	0.432	0.865	0.582	0.297	0.501	0.478	west	10.4	Yes
18:00	0.459	0.703	0.433	0.865	0.582	0.297	0.501	0.480	west	10.1	Yes
18:10	0.459	0.701	0.432	0.864	0.579	0.299	0.501	0.478	west	9.9	No
18:20	0.458	0.701	0.432	0.863	0.581	0.298	0.502	0.476	west-southwest	12.4	No
18:30	0.458	0.704	0.432	0.866	0.580	0.299	0.501	0.479	west	7.9	No
18:40	0.459	0.702	0.434	0.864	0.581	0.298	0.500	0.478	west	11.8	No
18:50	0.458	0.703	0.432	0.865	0.582	0.297	0.498	0.477	west	14.9	No
19:00	0.458	0.704	0.431	0.865	0.582	0.296	0.502	0.479	west	12.0	No
19:10	0.458	0.703	0.431	0.865	0.581	0.299	0.500	0.477	west-northwest	9.4	No
19:20	0.458	0.703	0.432	0.866	0.580	0.297	0.501	0.480	west	7.0	No
19:30	0.459	0.703	0.434	0.865	0.582	0.297	0.501	0.477	west	9.8	No
19:40	0.460	0.705	0.431	0.867	0.582	0.298	0.501	0.479	west	9.6	No
19:50	0.459	0.707	0.433	0.866	0.581	0.298	0.500	0.479	west	8.3	No
20:00	0.460	0.706	0.435	0.867	0.582	0.298	0.499	0.480	west-northwest	6.9	No
20:10	0.460	0.706	0.435	0.867	0.582	0.297	0.501	0.481	west-northwest	7.5	No
20:20	0.459	0.705	0.434	0.867	0.582	0.298	0.501	0.482	west-northwest	8.4	No
20:30	0.459	0.707	0.435	0.865	0.582	0.299	0.501	0.480	west-southwest	10.4	No
20:40	0.461	0.705	0.433	0.866	0.580	0.296	0.500	0.481	northwest	4.6	No
20:50	0.459	0.707	0.435	0.867	0.583	0.298	0.500	0.480	west-northwest	7.8	No
21:00	0.461	0.705	0.434	0.865	0.582	0.298	0.499	0.481	west-northwest	7.3	No
21:10	0.460	0.707	0.434	0.865	0.582	0.298	0.501	0.481	west-northwest	7.3	No
21:20	0.461	0.707	0.434	0.866	0.582	0.297	0.499	0.480	west	7.0	No
21:30	0.461	0.708	0.434	0.867	0.583	0.298	0.499	0.481	west	4.9	No
21:40	0.461	0.706	0.433	0.866	0.583	0.298	0.500	0.481	west	6.9	No
21:50	0.461	0.707	0.434	0.866	0.583	0.300	0.500	0.480	southwest	2.6	No
22:00	0.460	0.706	0.435	0.865	0.582	0.299	0.500	0.479	north	2.2	No
22:10	0.460	0.708	0.433	0.866	0.582	0.299	0.501	0.481	west-northwest	5.5	No
22:20	0.460	0.709	0.435	0.865	0.583	0.299	0.500	0.479	west-northwest	5.4	No
22:30	0.459	0.707	0.433	0.865	0.582	0.298	0.500	0.479	west-northwest	2.1	No
22:40	0.461	0.708	0.435	0.867	0.582	0.298	0.500	0.482	north-northwest	3.3	No
22:50	0.460	0.708	0.434	0.868	0.585	0.297	0.501	0.480	-	CALM	No
23:00	0.461	0.709	0.433	0.868	0.585	0.297	0.501	0.479	north-northeast	3.0	No
23:10	0.460	0.709	0.434	0.867	0.583	0.299	0.502	0.479	west-northwest	5.2	No
23:20	0.460	0.705	0.434	0.868	0.585	0.298	0.500	0.480	west-northwest	7.8	No
23:30	0.459	0.707	0.431	0.868	0.584	0.298	0.500	0.479	northwest	8.8	No
23:40	0.460	0.706	0.433	0.866	0.583	0.298	0.501	0.480	west-northwest	10.1	No
23:50	0.459	0.706	0.433	0.867	0.586	0.298	0.500	0.478	west-northwest	10.3	No