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

○Information

○Measurement value list ： 2026/01/21(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	0.516	0.740	0.455	0.936	0.656	0.297	0.515	0.489	northwest	3.0	No
00:10	0.516	0.738	0.455	0.935	0.654	0.297	0.514	0.488	north	2.4	No
00:20	0.516	0.741	0.454	0.935	0.654	0.298	0.517	0.487	north-northwest	4.0	No
00:30	0.516	0.739	0.455	0.934	0.655	0.298	0.515	0.488	northwest	4.3	No
00:40	0.516	0.738	0.455	0.935	0.654	0.299	0.514	0.491	northwest	5.0	No
00:50	0.515	0.739	0.454	0.933	0.654	0.298	0.515	0.489	northwest	5.3	No
01:00	0.515	0.738	0.453	0.932	0.654	0.296	0.513	0.488	west-northwest	6.3	No
01:10	0.516	0.740	0.452	0.934	0.655	0.298	0.515	0.488	west-northwest	7.2	No
01:20	0.516	0.740	0.453	0.934	0.654	0.296	0.514	0.488	west-northwest	8.8	No
01:30	0.516	0.739	0.455	0.934	0.652	0.295	0.515	0.488	west-northwest	8.8	No
01:40	0.514	0.739	0.453	0.935	0.653	0.297	0.515	0.487	west-northwest	7.6	No
01:50	0.517	0.737	0.454	0.932	0.652	0.296	0.515	0.489	west-northwest	6.8	No
02:00	0.516	0.738	0.454	0.933	0.653	0.296	0.516	0.488	west-northwest	6.6	No
02:10	0.515	0.737	0.454	0.934	0.653	0.295	0.515	0.488	west-northwest	6.4	No
02:20	0.515	0.737	0.454	0.934	0.653	0.296	0.515	0.489	west-northwest	5.7	No
02:30	0.516	0.738	0.452	0.934	0.654	0.298	0.516	0.489	west-northwest	4.5	No
02:40	0.516	0.738	0.455	0.935	0.653	0.296	0.515	0.488	west	4.6	No
02:50	0.517	0.739	0.454	0.933	0.653	0.297	0.516	0.488	west-northwest	3.0	No
03:00	0.515	0.746	0.453	0.933	0.655	0.298	0.515	0.488	north	1.9	No
03:10	0.515	0.739	0.454	0.934	0.652	0.298	0.514	0.489	north-northwest	2.3	No
03:20	0.515	0.739	0.455	0.931	0.653	0.298	0.515	0.488	north-northwest	2.4	No
03:30	0.515	0.739	0.453	0.934	0.654	0.299	0.516	0.488	north	3.1	No
03:40	0.516	0.739	0.455	0.934	0.654	0.297	0.515	0.489	north	1.6	No
03:50	0.516	0.739	0.454	0.934	0.656	0.298	0.515	0.489	north-northeast	0.6	No
04:00	0.516	0.741	0.454	0.934	0.655	0.297	0.516	0.488	-	CALM	No
04:10	0.517	0.738	0.455	0.935	0.656	0.298	0.515	0.490	northwest	1.0	No
04:20	0.515	0.740	0.454	0.933	0.653	0.300	0.515	0.488	northwest	0.9	No
04:30	0.516	0.739	0.454	0.934	0.655	0.297	0.514	0.488	southwest	0.8	No
04:40	0.516	0.739	0.454	0.934	0.654	0.299	0.515	0.488	south	0.9	No
04:50	0.515	0.740	0.454	0.934	0.655	0.298	0.515	0.489	south-southwest	1.8	No
05:00	0.516	0.738	0.454	0.934	0.654	0.298	0.514	0.487	southwest	2.7	No
05:10	0.516	0.737	0.453	0.932	0.656	0.299	0.515	0.488	west-southwest	1.5	No
05:20	0.517	0.739	0.455	0.933	0.655	0.298	0.514	0.488	south-southwest	0.6	No
05:30	0.516	0.740	0.454	0.933	0.654	0.298	0.515	0.488	west-northwest	1.1	No
05:40	0.515	0.737	0.454	0.935	0.653	0.297	0.515	0.488	west-northwest	1.9	No
05:50	0.517	0.739	0.453	0.933	0.653	0.298	0.514	0.487	west	1.9	No
06:00	0.517	0.739	0.454	0.933	0.653	0.299	0.514	0.488	west	1.8	No
06:10	0.516	0.739	0.453	0.934	0.653	0.299	0.514	0.488	west-southwest	2.9	No
06:20	0.515	0.739	0.453	0.933	0.655	0.298	0.513	0.487	west-southwest	2.7	No
06:30	0.515	0.738	0.454	0.932	0.653	0.297	0.514	0.487	west-southwest	3.2	No
06:40	0.516	0.739	0.455	0.935	0.655	0.298	0.514	0.488	west-southwest	2.8	No
06:50	0.515	0.740	0.454	0.933	0.654	0.298	0.515	0.488	west-southwest	2.6	No
07:00	0.514	0.740	0.454	0.933	0.655	0.298	0.515	0.488	southwest	2.4	No
07:10	0.517	0.738	0.456	0.933	0.654	0.298	0.515	0.489	west-southwest	2.8	No
07:20	0.515	0.738	0.454	0.933	0.653	0.299	0.514	0.488	west-southwest	4.0	No
07:30	0.516	0.740	0.453	0.935	0.653	0.298	0.514	0.488	west-southwest	4.0	No
07:40	0.516	0.739	0.453	0.933	0.655	0.298	0.515	0.489	west-southwest	4.2	No
07:50	0.518	0.739	0.454	0.933	0.652	0.298	0.516	0.488	west	4.3	No
08:00	0.516	0.739	0.455	0.934	0.654	0.299	0.515	0.487	west-southwest	3.8	No
08:10	0.516	0.737	0.455	0.934	0.655	0.299	0.515	0.489	west-southwest	3.2	No
08:20	0.516	0.739	0.455	0.934	0.654	0.298	0.514	0.487	west-southwest	3.3	No
08:30	0.517	0.736	0.454	0.936	0.653	0.298	0.514	0.488	west-southwest	2.7	No
08:40	0.517	0.738	0.455	0.935	0.654	0.298	0.515	0.489	west-southwest	1.9	No
08:50	0.518	0.739	0.454	0.936	0.655	0.299	0.514	0.489	west-southwest	2.2	No
09:00	0.515	0.739	0.455	0.935	0.653	0.299	0.516	0.488	west	2.7	No
09:10	0.517	0.739	0.455	0.934	0.656	0.298	0.517	0.490	west-southwest	1.7	No
09:20	0.519	0.738	0.455	0.934	0.655	0.298	0.517	0.489	west-southwest	1.2	No
09:30	0.517	0.740	0.454	0.934	0.654	0.297	0.517	0.488	west	2.2	No
09:40	0.518	0.740	0.456	0.935	0.657	0.298	0.515	0.488	north-northwest	0.6	No
09:50	0.517	0.739	0.455	0.934	0.655	0.298	0.517	0.489	northeast	1.4	No
10:00	0.517	0.741	0.456	0.934	0.656	0.298	0.516	0.490	north-northeast	1.6	No
10:10	0.517	0.739	0.456	0.935	0.656	0.299	0.515	0.489	north-northeast	0.7	No
10:20	0.519	0.741	0.455	0.936	0.656	0.298	0.515	0.489	east-northeast	2.1	No
10:30	0.519	0.739	0.455	0.936	0.655	0.298	0.515	0.489	northeast	2.0	No
10:40	0.517	0.740	0.455	0.935	0.656	0.298	0.514	0.490	northeast	1.7	No
10:50	0.518	0.740	0.456	0.938	0.655	0.298	0.514	0.488	northeast	2.5	No
11:00	0.517	0.737	0.456	0.934	0.656	0.297	0.515	0.490	north	1.2	No
11:10	0.519	0.741	0.457	0.938	0.655	0.298	0.516	0.490	east-northeast	1.4	No
11:20	0.518	0.739	0.455	0.938	0.656	0.298	0.515	0.489	northeast	3.0	No
11:30	0.518	0.741	0.456	0.937	0.657	0.298	0.518	0.490	north-northeast	2.5	No
11:40	0.520	0.741	0.456	0.934	0.655	0.298	0.516	0.489	north	4.2	No
11:50	0.520	0.741	0.456	0.934	0.658	0.299	0.517	0.489	north	4.0	Yes
12:00	0.520	0.741	0.456	0.935	0.656	0.298	0.514	0.492	north-northeast	4.1	Yes
12:10	0.519	0.742	0.457	0.937	0.656	0.300	0.514	0.489	northeast	3.1	Yes
12:20	0.521	0.741	0.456	0.937	0.657	0.300	0.517	0.489	north-northeast	2.2	No
12:30	0.520	0.743	0.458	0.933	0.657	0.298	0.516	0.491	northeast	2.5	No
12:40	0.518	0.742	0.457	0.937	0.657	0.299	0.515	0.491	northeast	3.3	No
12:50	0.520	0.741	0.456	0.937	0.657	0.298	0.517	0.490	northeast	3.8	No
13:00	0.521	0.743	0.456	0.936	0.657	0.301	0.516	0.490	northeast	2.9	No
13:10	0.519	0.743	0.456	0.935	0.657	0.298	0.517	0.492	northeast	2.9	No
13:20	0.520	0.740	0.457	0.936	0.654	0.300	0.517	0.488	northeast	2.6	No
13:30	0.518	0.740	0.455	0.934	0.657	0.299	0.517	0.491	northeast	3.6	No
13:40	0.518	0.740	0.456	0.938	0.656	0.298	0.518	0.489	northeast	2.3	No
13:50	0.518	0.739	0.456	0.935	0.656	0.300	0.517	0.490	east	2.7	No
14:00	0.520	0.742	0.455	0.935	0.655	0.299	0.517	0.490	east-southeast	1.2	No
14:10	0.520	0.739	0.457	0.935	0.654	0.299	0.518	0.489	east-northeast	3.6	No
14:20	0.519	0.740	0.455	0.935	0.654	0.299	0.516	0.489	east-northeast	3.6	No
14:30	0.520	0.740	0.456	0.935	0.656	0.299	0.517	0.490	east-northeast	2.5	No
14:40	0.520	0.741	0.455	0.936	0.657	0.298	0.518	0.490	north-northeast	2.1	No
14:50	0.521	0.741	0.454	0.937	0.656	0.298	0.516	0.489	east-northeast	3.8	No
15:00	0.520	0.741	0.456	0.937	0.655	0.298	0.516	0.490	east-northeast	3.3	No
15:10	0.520	0.743	0.455	0.935	0.656	0.300	0.517	0.489	east-northeast	3.1	No
15:20	0.521	0.739	0.455	0.938	0.655	0.298	0.516	0.490	northeast	1.5	No
15:30	0.519	0.741	0.456	0.935	0.657	0.299	0.516	0.490	northeast	2.1	No
15:40	0.518	0.740	0.455	0.935	0.655	0.298	0.516	0.488	north	1.2	No
15:50	0.520	0.742	0.455	0.937	0.654	0.299	0.517	0.489	south-southwest	3.5	No
16:00	0.518	0.741	0.456	0.933	0.655	0.298	0.517	0.489	east-northeast	1.5	No
16:10	0.519	0.741	0.456	0.936	0.657	0.298	0.516	0.491	north	2.6	No
16:20	0.519	0.743	0.456	0.933	0.656	0.299	0.516	0.489	north-northwest	2.6	No
16:30	0.519	0.741	0.455	0.936	0.654	0.299	0.516	0.489	north-northwest	2.3	No
16:40	0.518	0.742	0.457	0.934	0.655	0.299	0.516	0.490	northwest	2.3	No
16:50	0.518	0.741	0.456	0.937	0.655	0.299	0.515	0.489	northwest	2.6	No
17:00	0.518	0.741	0.455	0.937	0.655	0.300	0.515	0.490	northwest	5.1	No
17:10	0.517	0.742	0.455	0.934	0.657	0.299	0.516	0.489	northwest	5.1	No
17:20	0.518	0.740	0.457	0.937	0.655	0.299	0.516	0.491	northwest	4.7	No
17:30	0.518	0.741	0.455	0.935	0.655	0.300	0.516	0.489	northwest	5.3	No
17:40	0.518	0.742	0.455	0.936	0.654	0.298	0.516	0.489	northwest	4.7	No
17:50	0.518	0.741	0.455	0.934	0.655	0.299	0.516	0.490	northwest	5.5	No
18:00	0.519	0.740	0.454	0.935	0.656	0.298	0.516	0.490	northwest	4.9	No
18:10	0.518	0.741	0.453	0.936	0.656	0.298	0.516	0.490	north-northwest	5.6	No
18:20	0.517	0.739	0.456	0.936	0.655	0.297	0.515	0.488	north-northwest	5.5	No
18:30	0.516	0.740	0.454	0.934	0.656	0.297	0.517	0.489	northwest	5.4	No
18:40	0.518	0.742	0.454	0.935	0.654	0.298	0.517	0.489	northwest	5.1	No
18:50	0.517	0.741	0.454	0.935	0.657	0.297	0.515	0.488	northwest	5.7	No
19:00	0.518	0.740	0.453	0.935	0.656	0.296	0.517	0.490	northwest	5.9	No
19:10	0.518	0.741	0.453	0.934	0.656	0.297	0.516	0.489	west-northwest	5.3	No
19:20	0.518	0.739	0.456	0.934	0.655	0.296	0.517	0.491	west-northwest	5.6	No
19:30	0.518	0.740	0.454	0.936	0.657	0.298	0.516	0.489	west-northwest	6.8	No
19:40	0.517	0.743	0.455	0.936	0.656	0.298	0.517	0.488	west-northwest	7.4	No
19:50	0.517	0.742	0.458	0.934	0.657	0.299	0.516	0.489	west-northwest	5.9	No
20:00	0.517	0.742	0.455	0.934	0.655	0.298	0.516	0.489	north-northwest	1.7	No
20:10	0.518	0.739	0.454	0.936	0.656	0.300	0.516	0.488	northeast	2.2	No
20:20	0.517	0.741	0.453	0.936	0.654	0.300	0.517	0.489	north	1.8	No
20:30	0.516	0.741	0.454	0.936	0.656	0.299	0.517	0.489	north-northwest	3.0	No
20:40	0.518	0.740	0.455	0.934	0.656	0.300	0.517	0.489	north-northwest	3.3	No
20:50	0.518	0.740	0.455	0.935	0.655	0.298	0.516	0.489	northwest	3.0	No
21:00	0.517	0.740	0.454	0.933	0.654	0.298	0.516	0.489	northwest	1.9	No
21:10	0.517	0.740	0.455	0.934	0.653	0.299	0.516	0.489	north-northwest	1.3	No
21:20	0.518	0.739	0.454	0.933	0.656	0.300	0.517	0.488	north	1.3	No
21:30	0.516	0.740	0.455	0.933	0.656	0.298	0.516	0.489	north-northwest	0.8	No
21:40	0.517	0.739	0.454	0.934	0.655	0.300	0.516	0.489	north-northwest	0.9	No
21:50	0.518	0.740	0.455	0.936	0.656	0.299	0.516	0.489	northwest	1.4	No
22:00	0.519	0.741	0.455	0.936	0.656	0.299	0.514	0.489	west-northwest	1.7	No
22:10	0.517	0.740	0.455	0.932	0.656	0.299	0.516	0.488	west-northwest	1.2	No
22:20	0.517	0.741	0.456	0.935	0.656	0.300	0.517	0.489	southwest	0.9	No
22:30	0.517	0.742	0.454	0.936	0.656	0.298	0.515	0.488	southwest	1.0	No
22:40	0.518	0.741	0.454	0.934	0.656	0.300	0.518	0.490	-	CALM	No
22:50	0.517	0.742	0.457	0.934	0.657	0.300	0.516	0.488	-	CALM	No
23:00	0.519	0.741	0.456	0.937	0.655	0.299	0.517	0.489	west-northwest	0.8	No
23:10	0.518	0.742	0.455	0.936	0.655	0.299	0.516	0.490	northwest	1.3	No
23:20	0.518	0.740	0.454	0.934	0.655	0.299	0.516	0.489	north-northwest	3.2	No
23:30	0.518	0.740	0.455	0.935	0.656	0.300	0.516	0.489	west-northwest	5.8	No
23:40	0.518	0.741	0.457	0.936	0.656	0.299	0.515	0.489	west-northwest	5.4	No
23:50	0.519	0.741	0.455	0.936	0.656	0.299	0.517	0.489	northwest	4.6	No