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

○Information

○Measurement value list ： 2026/08/20(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	0.436	0.698	0.439	0.827	0.574	0.296	0.488	0.469	south	5.1	No
00:10	0.436	0.697	0.440	0.830	0.575	0.296	0.488	0.467	south	5.8	No
00:20	0.436	0.698	0.442	0.829	0.575	0.296	0.487	0.467	south	5.4	No
00:30	0.435	0.695	0.442	0.829	0.576	0.297	0.488	0.469	south	5.3	No
00:40	0.437	0.697	0.441	0.827	0.577	0.297	0.489	0.468	south	5.0	No
00:50	0.437	0.698	0.441	0.827	0.575	0.296	0.488	0.467	south	4.9	No
01:00	0.437	0.695	0.441	0.828	0.576	0.297	0.489	0.468	south-southwest	5.0	No
01:10	0.436	0.695	0.443	0.827	0.575	0.297	0.488	0.467	south-southwest	4.4	No
01:20	0.436	0.696	0.440	0.829	0.577	0.296	0.490	0.468	south-southwest	4.3	No
01:30	0.436	0.695	0.442	0.831	0.576	0.297	0.487	0.469	south-southwest	4.9	No
01:40	0.437	0.698	0.439	0.830	0.576	0.296	0.490	0.466	south-southwest	4.1	No
01:50	0.436	0.697	0.440	0.830	0.576	0.296	0.488	0.467	south-southwest	4.6	No
02:00	0.437	0.698	0.441	0.832	0.577	0.297	0.488	0.468	south-southwest	3.5	No
02:10	0.437	0.697	0.441	0.830	0.575	0.297	0.489	0.468	south	3.7	No
02:20	0.437	0.697	0.443	0.829	0.576	0.296	0.490	0.466	south-southwest	4.1	No
02:30	0.437	0.699	0.443	0.828	0.577	0.297	0.489	0.467	south-southwest	4.3	No
02:40	0.438	0.698	0.441	0.828	0.577	0.298	0.488	0.467	south-southwest	4.9	No
02:50	0.438	0.697	0.441	0.830	0.577	0.297	0.489	0.469	south-southwest	5.2	No
03:00	0.438	0.697	0.441	0.829	0.577	0.296	0.489	0.467	south	4.0	No
03:10	0.437	0.696	0.443	0.828	0.577	0.296	0.489	0.468	south-southwest	3.9	No
03:20	0.437	0.697	0.441	0.829	0.577	0.297	0.489	0.468	south-southwest	3.5	No
03:30	0.438	0.698	0.441	0.830	0.577	0.298	0.488	0.468	south-southwest	3.0	No
03:40	0.437	0.697	0.442	0.831	0.576	0.296	0.489	0.468	southwest	2.2	No
03:50	0.439	0.696	0.441	0.828	0.577	0.297	0.488	0.467	west-southwest	2.1	No
04:00	0.438	0.697	0.441	0.829	0.578	0.295	0.490	0.466	north	1.5	No
04:10	0.436	0.697	0.441	0.828	0.576	0.297	0.489	0.469	northeast	1.4	No
04:20	0.438	0.696	0.438	0.829	0.576	0.297	0.489	0.469	-	CALM	No
04:30	0.437	0.695	0.438	0.830	0.577	0.296	0.489	0.467	east	0.8	No
04:40	0.436	0.696	0.437	0.830	0.574	0.297	0.488	0.468	north-northeast	1.1	No
04:50	0.438	0.696	0.437	0.828	0.577	0.297	0.489	0.468	north	0.7	No
05:00	0.437	0.697	0.437	0.830	0.576	0.298	0.487	0.468	-	CALM	No
05:10	0.436	0.698	0.439	0.830	0.577	0.297	0.489	0.468	east-northeast	0.6	No
05:20	0.438	0.696	0.438	0.829	0.576	0.296	0.489	0.468	-	CALM	No
05:30	0.437	0.697	0.438	0.830	0.577	0.296	0.488	0.468	east	1.1	No
05:40	0.438	0.698	0.436	0.829	0.577	0.296	0.489	0.467	-	CALM	No
05:50	0.438	0.696	0.438	0.828	0.577	0.297	0.490	0.468	-	CALM	No
06:00	0.438	0.696	0.437	0.830	0.576	0.297	0.490	0.468	west-southwest	0.9	No
06:10	0.437	0.697	0.439	0.830	0.576	0.295	0.490	0.467	south	0.8	No
06:20	0.437	0.697	0.439	0.830	0.576	0.296	0.489	0.466	south	1.0	No
06:30	0.437	0.697	0.438	0.830	0.576	0.296	0.490	0.469	south-southwest	0.9	No
06:40	0.439	0.697	0.438	0.829	0.576	0.297	0.489	0.468	southwest	0.7	No
06:50	0.438	0.697	0.437	0.830	0.577	0.295	0.490	0.467	south	1.3	No
07:00	0.437	0.696	0.438	0.829	0.576	0.297	0.490	0.469	south-southwest	0.9	No
07:10	0.437	0.697	0.437	0.829	0.576	0.298	0.489	0.467	south-southwest	1.0	No
07:20	0.437	0.696	0.438	0.829	0.576	0.298	0.490	0.466	south	0.9	No
07:30	0.438	0.697	0.438	0.830	0.577	0.297	0.490	0.468	-	CALM	No
07:40	0.437	0.696	0.437	0.830	0.577	0.296	0.489	0.468	-	CALM	No
07:50	0.438	0.697	0.438	0.830	0.576	0.296	0.491	0.469	east-northeast	0.8	No
08:00	0.436	0.697	0.439	0.829	0.576	0.297	0.489	0.469	-	CALM	No
08:10	0.435	0.696	0.438	0.829	0.577	0.297	0.489	0.469	east-northeast	1.5	No
08:20	0.436	0.695	0.438	0.828	0.576	0.298	0.489	0.468	east-northeast	1.7	No
08:30	0.437	0.694	0.436	0.831	0.575	0.297	0.490	0.468	east	1.6	No
08:40	0.436	0.696	0.438	0.831	0.575	0.297	0.492	0.467	east-southeast	1.6	No
08:50	0.436	0.694	0.438	0.830	0.575	0.298	0.491	0.467	east-southeast	1.9	No
09:00	0.436	0.696	0.438	0.830	0.576	0.297	0.488	0.467	east-southeast	2.2	No
09:10	0.439	0.693	0.439	0.832	0.574	0.297	0.490	0.466	east-southeast	3.0	No
09:20	0.439	0.695	0.439	0.829	0.575	0.297	0.490	0.466	southeast	3.2	No
09:30	0.438	0.694	0.438	0.832	0.574	0.296	0.490	0.468	southeast	4.2	No
09:40	0.437	0.695	0.438	0.833	0.576	0.295	0.490	0.467	south-southeast	3.8	No
09:50	0.439	0.697	0.439	0.831	0.576	0.297	0.488	0.466	south-southeast	3.8	No
10:00	0.437	0.696	0.440	0.830	0.574	0.296	0.490	0.468	southeast	3.3	No
10:10	0.439	0.697	0.439	0.828	0.577	0.297	0.488	0.467	southeast	2.8	No
10:20	0.437	0.698	0.440	0.829	0.574	0.296	0.487	0.467	south-southeast	3.6	No
10:30	0.435	0.697	0.439	0.831	0.577	0.296	0.488	0.467	south-southeast	3.5	No
10:40	0.435	0.698	0.439	0.829	0.576	0.296	0.489	0.469	south-southeast	3.9	No
10:50	0.438	0.697	0.440	0.830	0.574	0.297	0.489	0.466	south-southeast	3.6	No
11:00	0.437	0.697	0.440	0.831	0.575	0.297	0.490	0.466	south-southeast	3.1	No
11:10	0.439	0.700	0.440	0.832	0.577	0.296	0.490	0.468	south-southeast	4.6	No
11:20	0.436	0.699	0.439	0.830	0.577	0.296	0.489	0.469	south	3.9	No
11:30	0.437	0.699	0.440	0.830	0.577	0.296	0.491	0.467	south-southeast	4.6	No
11:40	0.438	0.698	0.442	0.832	0.576	0.297	0.489	0.469	south-southeast	4.1	No
11:50	0.439	0.697	0.440	0.830	0.577	0.297	0.490	0.469	south-southeast	4.5	No
12:00	0.438	0.700	0.441	0.829	0.577	0.297	0.491	0.468	south-southeast	3.8	No
12:10	0.437	0.698	0.442	0.830	0.578	0.296	0.490	0.468	south	5.1	No
12:20	0.439	0.699	0.441	0.831	0.578	0.295	0.491	0.467	south-southeast	4.1	No
12:30	0.439	0.699	0.441	0.831	0.579	0.297	0.490	0.468	south-southeast	5.8	No
12:40	0.438	0.698	0.442	0.830	0.578	0.295	0.489	0.467	south-southeast	4.4	No
12:50	0.439	0.700	0.445	0.830	0.579	0.295	0.489	0.470	south-southeast	4.4	No
13:00	0.438	0.698	0.443	0.831	0.578	0.296	0.492	0.468	south-southeast	6.0	No
13:10	0.438	0.699	0.443	0.832	0.577	0.295	0.490	0.467	south-southeast	6.6	Yes
13:20	0.438	0.698	0.440	0.831	0.579	0.297	0.489	0.467	south-southeast	5.3	Yes
13:30	0.440	0.698	0.440	0.830	0.578	0.297	0.489	0.468	south-southeast	2.3	Yes
13:40	0.439	0.697	0.443	0.829	0.578	0.297	0.487	0.466	south	2.8	Yes
13:50	0.440	0.696	0.441	0.832	0.578	0.298	0.489	0.466	west-southwest	2.1	Yes
14:00	0.441	0.695	0.440	0.831	0.579	0.299	0.488	0.466	west-northwest	2.6	Yes
14:10	0.439	0.696	0.439	0.832	0.579	0.299	0.488	0.466	west-southwest	3.9	Yes
14:20	0.438	0.696	0.441	0.829	0.575	0.299	0.488	0.467	west-southwest	3.9	Yes
14:30	0.441	0.696	0.442	0.830	0.576	0.299	0.488	0.467	west-southwest	3.6	Yes
14:40	0.439	0.695	0.441	0.830	0.576	0.299	0.488	0.467	southwest	4.3	Yes
14:50	0.439	0.693	0.440	0.830	0.576	0.299	0.488	0.466	southwest	3.2	Yes
15:00	0.438	0.693	0.439	0.828	0.576	0.298	0.489	0.466	southwest	3.0	Yes
15:10	0.438	0.691	0.438	0.827	0.576	0.297	0.488	0.466	west-southwest	3.0	Yes
15:20	0.438	0.692	0.439	0.829	0.575	0.297	0.488	0.466	west-southwest	3.4	Yes
15:30	0.437	0.693	0.438	0.827	0.573	0.297	0.487	0.466	west-southwest	3.8	Yes
15:40	0.441	0.693	0.439	0.829	0.576	0.297	0.487	0.467	south-southwest	3.5	Yes
15:50	0.439	0.693	0.440	0.826	0.575	0.297	0.487	0.466	south-southwest	3.4	No
16:00	0.439	0.694	0.439	0.827	0.575	0.298	0.488	0.466	south-southwest	4.2	No
16:10	0.440	0.693	0.439	0.830	0.575	0.298	0.489	0.467	south-southwest	3.9	Yes
16:20	0.440	0.696	0.440	0.827	0.577	0.296	0.488	0.466	south	3.3	No
16:30	0.440	0.695	0.441	0.829	0.576	0.296	0.490	0.466	south	3.3	No
16:40	0.438	0.693	0.438	0.824	0.575	0.296	0.489	0.466	south	3.3	No
16:50	0.437	0.695	0.441	0.827	0.574	0.298	0.490	0.465	south-southwest	3.1	No
17:00	0.436	0.694	0.438	0.825	0.574	0.296	0.490	0.467	south-southwest	4.4	No
17:10	0.437	0.694	0.436	0.825	0.575	0.295	0.487	0.467	southwest	3.0	No
17:20	0.437	0.693	0.438	0.826	0.574	0.298	0.488	0.467	west-southwest	2.2	No
17:30	0.438	0.693	0.438	0.826	0.575	0.296	0.488	0.466	south-southwest	1.4	No
17:40	0.437	0.695	0.439	0.826	0.574	0.296	0.487	0.467	south-southwest	1.4	No
17:50	0.436	0.695	0.438	0.826	0.574	0.297	0.487	0.466	southwest	1.8	No
18:00	0.437	0.693	0.438	0.824	0.574	0.295	0.488	0.467	west-southwest	1.4	No
18:10	0.438	0.695	0.438	0.828	0.574	0.297	0.488	0.468	west-southwest	2.5	No
18:20	0.437	0.695	0.438	0.825	0.574	0.296	0.489	0.467	west-southwest	2.3	No
18:30	0.437	0.693	0.439	0.824	0.574	0.297	0.488	0.468	west-southwest	2.6	Yes
18:40	0.437	0.693	0.438	0.825	0.575	0.296	0.488	0.467	southwest	2.2	No
18:50	0.437	0.691	0.438	0.824	0.575	0.297	0.488	0.467	southwest	3.2	No
19:00	0.438	0.692	0.439	0.824	0.575	0.296	0.489	0.467	west-southwest	2.3	No
19:10	0.437	0.696	0.438	0.825	0.575	0.296	0.489	0.467	southwest	1.8	No
19:20	0.437	0.694	0.438	0.827	0.575	0.296	0.490	0.467	southwest	1.2	No
19:30	0.437	0.695	0.439	0.825	0.574	0.296	0.489	0.468	southwest	1.6	No
19:40	0.438	0.692	0.439	0.826	0.575	0.296	0.489	0.466	south-southwest	0.8	No
19:50	0.437	0.694	0.439	0.826	0.574	0.297	0.488	0.467	south-southwest	1.3	No
20:00	0.437	0.694	0.439	0.824	0.576	0.296	0.488	0.467	south-southwest	1.3	No
20:10	0.436	0.694	0.439	0.827	0.574	0.296	0.488	0.467	south-southwest	0.9	No
20:20	0.439	0.692	0.440	0.826	0.576	0.297	0.489	0.467	south	0.8	No
20:30	0.438	0.694	0.439	0.826	0.574	0.297	0.488	0.467	east	0.7	No
20:40	0.438	0.693	0.440	0.828	0.574	0.297	0.488	0.465	southeast	0.9	No
20:50	0.437	0.694	0.439	0.826	0.575	0.298	0.488	0.467	-	CALM	No
21:00	0.439	0.693	0.440	0.828	0.575	0.298	0.488	0.468	-	CALM	No
21:10	0.438	0.692	0.440	0.827	0.575	0.297	0.490	0.468	north-northeast	0.9	No
21:20	0.437	0.695	0.439	0.825	0.575	0.297	0.488	0.466	-	CALM	No
21:30	0.437	0.695	0.440	0.826	0.576	0.297	0.489	0.468	-	CALM	No
21:40	0.436	0.694	0.439	0.826	0.575	0.296	0.488	0.467	west-northwest	0.8	No
21:50	0.438	0.693	0.438	0.828	0.578	0.297	0.488	0.468	-	CALM	No
22:00	0.437	0.695	0.440	0.828	0.576	0.297	0.489	0.467	-	CALM	No
22:10	0.439	0.694	0.437	0.826	0.576	0.296	0.489	0.467	north-northeast	0.6	No
22:20	0.438	0.693	0.438	0.828	0.577	0.297	0.488	0.466	south	0.7	No
22:30	0.437	0.693	0.439	0.826	0.576	0.298	0.491	0.468	west-southwest	1.6	No
22:40	0.438	0.692	0.439	0.825	0.576	0.297	0.488	0.469	southwest	0.9	No
22:50	0.438	0.694	0.440	0.827	0.575	0.297	0.488	0.468	south-southwest	1.6	No
23:00	0.439	0.694	0.440	0.828	0.576	0.298	0.490	0.467	southwest	2.4	No
23:10	0.439	0.693	0.439	0.826	0.575	0.297	0.488	0.466	southwest	2.8	No
23:20	0.437	0.693	0.440	0.828	0.574	0.298	0.488	0.467	south-southwest	3.3	No
23:30	0.438	0.695	0.440	0.826	0.575	0.298	0.489	0.467	south-southwest	2.7	No
23:40	0.437	0.693	0.440	0.829	0.577	0.297	0.490	0.468	south-southwest	2.3	No
23:50	0.438	0.694	0.440	0.827	0.577	0.298	0.488	0.467	southwest	1.5	No