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

○Information

○Measurement value list ： 2026/05/20(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	0.470	0.741	0.448	0.912	0.629	0.306	0.515	0.485	east-northeast	0.7	No
00:10	0.471	0.742	0.447	0.911	0.631	0.304	0.515	0.486	northeast	2.0	No
00:20	0.469	0.742	0.447	0.911	0.630	0.305	0.514	0.484	north-northeast	2.1	No
00:30	0.470	0.742	0.446	0.911	0.631	0.306	0.515	0.485	north-northeast	1.7	No
00:40	0.470	0.742	0.447	0.910	0.630	0.305	0.516	0.485	north-northeast	2.2	No
00:50	0.469	0.742	0.447	0.911	0.630	0.305	0.516	0.487	north	2.5	No
01:00	0.469	0.741	0.447	0.910	0.631	0.304	0.517	0.485	north	2.6	No
01:10	0.468	0.741	0.448	0.911	0.632	0.306	0.517	0.484	north	3.7	No
01:20	0.468	0.741	0.447	0.910	0.630	0.306	0.515	0.486	north-northwest	4.8	No
01:30	0.468	0.740	0.447	0.911	0.630	0.306	0.515	0.487	north-northwest	5.5	No
01:40	0.469	0.740	0.446	0.909	0.630	0.306	0.515	0.485	north-northwest	3.2	No
01:50	0.469	0.741	0.447	0.912	0.631	0.306	0.516	0.485	north	2.0	No
02:00	0.469	0.741	0.448	0.911	0.629	0.306	0.515	0.486	north	1.5	No
02:10	0.468	0.742	0.447	0.910	0.629	0.305	0.516	0.486	north-northwest	2.4	No
02:20	0.468	0.741	0.448	0.910	0.630	0.305	0.515	0.484	north-northwest	3.3	No
02:30	0.468	0.741	0.447	0.911	0.631	0.305	0.514	0.485	north-northwest	3.9	No
02:40	0.470	0.741	0.446	0.908	0.630	0.305	0.515	0.485	north-northwest	3.6	No
02:50	0.468	0.741	0.446	0.909	0.631	0.305	0.515	0.486	north-northwest	3.2	No
03:00	0.468	0.741	0.447	0.911	0.631	0.305	0.515	0.484	north-northwest	2.6	No
03:10	0.467	0.740	0.446	0.910	0.629	0.305	0.515	0.484	north-northwest	2.7	No
03:20	0.468	0.741	0.446	0.910	0.631	0.306	0.515	0.485	north-northwest	3.0	No
03:30	0.469	0.741	0.446	0.910	0.632	0.306	0.516	0.485	north	3.4	No
03:40	0.470	0.741	0.446	0.910	0.632	0.304	0.515	0.485	north-northwest	2.3	No
03:50	0.470	0.741	0.445	0.911	0.630	0.304	0.516	0.485	north	1.7	No
04:00	0.467	0.741	0.446	0.908	0.630	0.306	0.516	0.486	north	1.4	No
04:10	0.468	0.742	0.445	0.908	0.629	0.305	0.515	0.485	north-northeast	1.0	No
04:20	0.468	0.740	0.446	0.908	0.629	0.306	0.516	0.483	north-northeast	1.2	No
04:30	0.467	0.740	0.445	0.908	0.630	0.305	0.517	0.484	north-northeast	0.9	No
04:40	0.469	0.741	0.447	0.911	0.630	0.306	0.516	0.486	north	0.8	No
04:50	0.469	0.741	0.445	0.908	0.629	0.305	0.516	0.485	-	CALM	No
05:00	0.468	0.738	0.447	0.909	0.631	0.304	0.518	0.484	northwest	0.6	No
05:10	0.467	0.740	0.445	0.910	0.630	0.304	0.515	0.486	west-northwest	0.7	No
05:20	0.467	0.741	0.447	0.910	0.629	0.306	0.517	0.484	-	-	No
05:30	0.468	0.742	0.446	0.910	0.631	0.306	0.516	0.484	south-southwest	1.3	No
05:40	0.468	0.741	0.447	0.911	0.629	0.306	0.516	0.485	south-southwest	2.0	No
05:50	0.467	0.742	0.447	0.913	0.631	0.306	0.516	0.485	south-southwest	2.0	No
06:00	0.468	0.742	0.447	0.911	0.632	0.306	0.518	0.486	southwest	1.6	No
06:10	0.470	0.741	0.447	0.909	0.630	0.307	0.517	0.484	south	1.1	No
06:20	0.469	0.742	0.445	0.911	0.629	0.307	0.517	0.485	south-southwest	1.1	No
06:30	0.470	0.742	0.444	0.911	0.630	0.305	0.519	0.486	-	CALM	No
06:40	0.469	0.741	0.446	0.911	0.631	0.307	0.518	0.485	south-southeast	0.8	No
06:50	0.469	0.738	0.446	0.911	0.630	0.305	0.519	0.486	south	1.6	No
07:00	0.471	0.739	0.446	0.911	0.630	0.304	0.518	0.485	south	2.8	No
07:10	0.471	0.740	0.445	0.910	0.630	0.304	0.518	0.484	south-southeast	1.9	No
07:20	0.471	0.739	0.444	0.912	0.629	0.304	0.516	0.485	south-southeast	2.2	No
07:30	0.468	0.739	0.445	0.910	0.630	0.303	0.518	0.485	south-southeast	2.8	No
07:40	0.469	0.740	0.446	0.912	0.629	0.303	0.516	0.485	south-southeast	2.6	No
07:50	0.467	0.740	0.445	0.908	0.629	0.303	0.515	0.485	south-southeast	1.9	No
08:00	0.468	0.739	0.445	0.909	0.630	0.304	0.517	0.484	south-southeast	2.0	No
08:10	0.468	0.738	0.444	0.909	0.629	0.304	0.516	0.484	south	2.4	No
08:20	0.468	0.739	0.445	0.908	0.627	0.306	0.516	0.483	south-southeast	3.3	No
08:30	0.467	0.738	0.444	0.908	0.629	0.302	0.516	0.483	southeast	2.5	No
08:40	0.468	0.736	0.445	0.910	0.629	0.304	0.515	0.482	southeast	2.8	No
08:50	0.468	0.740	0.445	0.910	0.628	0.303	0.516	0.482	south-southeast	2.0	No
09:00	0.467	0.738	0.445	0.910	0.628	0.303	0.515	0.483	south-southeast	1.9	No
09:10	0.468	0.738	0.445	0.911	0.628	0.304	0.515	0.482	southeast	2.2	No
09:20	0.467	0.741	0.444	0.910	0.624	0.304	0.514	0.484	southeast	2.2	No
09:30	0.468	0.738	0.444	0.908	-	0.303	0.515	0.483	southeast	2.1	No
09:40	0.469	0.738	0.444	0.909	-	0.302	0.516	0.484	southeast	1.8	No
09:50	0.467	0.739	0.445	0.909	-	0.305	0.516	0.484	east-southeast	1.8	No
10:00	0.467	0.737	0.443	0.910	-	0.303	0.516	0.484	east-southeast	1.5	No
10:10	0.469	0.739	0.445	0.912	-	0.302	0.515	0.484	east	2.5	No
10:20	0.468	0.740	0.442	0.911	-	0.303	0.516	0.484	east-southeast	2.4	No
10:30	0.469	0.739	0.444	0.909	-	0.303	0.515	0.484	east-southeast	2.8	No
10:40	0.468	0.739	0.446	0.911	-	0.302	0.516	0.484	east-southeast	2.9	No
10:50	0.470	0.738	0.445	0.909	-	0.302	0.515	0.485	east-southeast	2.8	No
11:00	0.468	0.741	0.447	0.910	-	0.302	0.517	0.483	east-southeast	2.6	No
11:10	0.467	0.740	0.447	0.910	-	0.304	0.515	0.483	east-southeast	2.9	No
11:20	0.469	0.740	0.447	0.906	-	0.303	0.514	0.485	east-southeast	2.6	No
11:30	0.468	0.742	0.448	0.909	-	0.303	0.517	0.484	southeast	2.4	No
11:40	0.469	0.741	0.446	0.910	-	0.303	0.517	0.486	east	2.7	No
11:50	0.468	0.741	0.447	0.906	-	0.303	0.516	0.483	southeast	2.7	No
12:00	0.468	0.743	0.446	0.908	-	0.303	0.516	0.484	east-southeast	2.7	No
12:10	0.469	0.740	0.446	0.908	-	0.303	0.517	0.485	southeast	3.0	No
12:20	0.468	0.740	0.448	0.910	-	0.304	0.516	0.485	southeast	2.9	No
12:30	0.471	0.741	0.447	0.909	-	0.304	0.517	0.484	east-southeast	3.1	No
12:40	0.468	0.742	0.447	0.908	-	0.304	0.518	0.484	east-southeast	3.3	No
12:50	0.469	0.741	0.447	0.910	-	0.303	0.516	0.484	east-southeast	2.5	No
13:00	0.468	0.740	0.448	0.908	-	0.305	0.517	0.484	east-southeast	3.7	No
13:10	0.469	0.741	0.448	0.911	-	0.304	0.516	0.485	east-southeast	2.9	No
13:20	0.467	0.741	0.447	0.909	-	0.303	0.516	0.484	southeast	3.3	No
13:30	0.470	0.740	0.446	0.908	-	0.303	0.518	0.485	southeast	3.0	No
13:40	0.468	0.739	0.448	0.907	-	0.304	0.517	0.484	southeast	3.2	No
13:50	0.469	0.742	0.449	0.910	-	0.304	0.518	0.484	south-southeast	3.3	No
14:00	0.469	0.742	0.448	0.908	0.626	0.302	0.518	0.485	southeast	3.0	No
14:10	0.469	0.741	0.447	0.908	0.629	0.303	0.518	0.485	southeast	2.9	No
14:20	0.468	0.741	0.446	0.910	0.629	0.303	0.517	0.485	southeast	2.6	No
14:30	0.469	0.741	0.448	0.910	0.630	0.302	0.516	0.484	southeast	2.7	No
14:40	0.469	0.743	0.446	0.908	0.630	0.304	0.516	0.484	southeast	3.4	No
14:50	0.468	0.741	0.447	0.908	0.629	0.302	0.517	0.485	southeast	2.8	No
15:00	0.469	0.742	0.448	0.908	0.628	0.305	0.517	0.484	south-southeast	3.2	No
15:10	0.470	0.742	0.447	0.911	0.630	0.303	0.515	0.482	southeast	2.8	No
15:20	0.468	0.741	0.448	0.909	0.630	0.304	0.516	0.484	south-southeast	2.5	No
15:30	0.470	0.741	0.447	0.908	0.631	0.304	0.515	0.485	south-southeast	2.6	No
15:40	0.468	0.741	0.446	0.910	0.629	0.302	0.515	0.483	south-southeast	2.4	No
15:50	0.467	0.741	0.447	0.910	0.628	0.304	0.515	0.483	south-southeast	2.2	No
16:00	0.470	0.740	0.448	0.907	0.631	0.304	0.515	0.484	south-southeast	2.4	No
16:10	0.470	0.740	0.446	0.909	0.629	0.302	0.514	0.483	south-southeast	2.6	No
16:20	0.468	0.741	0.447	0.906	0.628	0.304	0.515	0.483	south-southeast	2.6	No
16:30	0.468	0.740	0.447	0.907	0.630	0.303	0.514	0.484	south-southeast	2.4	No
16:40	0.470	0.743	0.448	0.911	0.629	0.303	0.513	0.482	south-southeast	2.6	No
16:50	0.468	0.744	0.449	0.909	0.630	0.303	0.514	0.484	south-southeast	3.1	No
17:00	0.468	0.742	0.447	0.911	0.630	0.302	0.514	0.483	south-southeast	3.6	No
17:10	0.467	0.742	0.448	0.913	0.631	0.304	0.515	0.484	south-southeast	3.3	No
17:20	0.467	0.742	0.449	0.911	0.630	0.303	0.514	0.482	south-southeast	2.9	No
17:30	0.469	0.741	0.449	0.911	0.630	0.303	0.514	0.484	south-southeast	2.4	No
17:40	0.467	0.741	0.448	0.910	0.629	0.304	0.515	0.486	south-southeast	3.1	No
17:50	0.468	0.744	0.449	0.911	0.631	0.303	0.515	0.485	south	2.5	No
18:00	0.467	0.740	0.449	0.911	0.631	0.305	0.515	0.485	south	2.3	No
18:10	0.469	0.742	0.448	0.911	0.632	0.305	0.515	0.487	south-southeast	2.8	No
18:20	0.468	0.743	0.449	0.913	0.631	0.304	0.515	0.486	south-southeast	1.7	No
18:30	0.468	0.744	0.448	0.911	0.631	0.304	0.516	0.484	south	1.0	No
18:40	0.469	0.746	0.448	0.913	0.633	0.305	0.516	0.486	south-southwest	0.8	No
18:50	0.469	0.744	0.449	0.912	0.632	0.304	0.515	0.485	south-southwest	1.8	No
19:00	0.468	0.742	0.448	0.914	0.631	0.303	0.517	0.485	south-southwest	1.0	No
19:10	0.469	0.742	0.448	0.913	0.631	0.305	0.515	0.486	southwest	0.6	No
19:20	0.469	0.743	0.448	0.913	0.632	0.306	0.514	0.485	south	1.2	No
19:30	0.470	0.744	0.449	0.914	0.631	0.303	0.515	0.486	south-southwest	0.8	No
19:40	0.471	0.743	0.448	0.911	0.634	0.304	0.515	0.486	-	CALM	No
19:50	0.470	0.743	0.451	0.912	0.633	0.306	0.514	0.486	-	CALM	No
20:00	0.469	0.742	0.448	0.912	0.631	0.305	0.515	0.485	west-southwest	1.6	Yes
20:10	0.469	0.745	0.447	0.914	0.632	0.306	0.516	0.487	southwest	0.8	Yes
20:20	0.470	0.743	0.448	0.914	0.631	0.306	0.514	0.485	-	CALM	No
20:30	0.471	0.743	0.448	0.912	0.632	0.306	0.516	0.485	southwest	1.2	No
20:40	0.471	0.743	0.449	0.911	0.632	0.305	0.517	0.486	south-southwest	1.1	Yes
20:50	0.472	0.742	0.448	0.912	0.632	0.305	0.514	0.487	-	CALM	Yes
21:00	0.471	0.744	0.448	0.911	0.632	0.305	0.515	0.486	west	1.2	Yes
21:10	0.471	0.744	0.449	0.911	0.632	0.305	0.516	0.487	south-southeast	1.8	Yes
21:20	0.470	0.746	0.448	0.911	0.632	0.305	0.516	0.485	south	1.9	No
21:30	0.471	0.744	0.449	0.913	0.631	0.304	0.515	0.484	southwest	1.3	Yes
21:40	0.472	0.743	0.450	0.913	0.632	0.305	0.516	0.487	southwest	1.4	No
21:50	0.469	0.743	0.450	0.913	0.631	0.305	0.517	0.486	north	1.2	Yes
22:00	0.470	0.743	0.449	0.912	0.634	0.305	0.514	0.485	north-northeast	0.6	Yes
22:10	0.469	0.741	0.448	0.913	0.632	0.304	0.517	0.485	east	1.5	Yes
22:20	0.470	0.746	0.450	0.912	0.634	0.304	0.517	0.486	east-northeast	1.3	Yes
22:30	0.470	0.742	0.449	0.911	0.632	0.305	0.517	0.485	-	CALM	Yes
22:40	0.471	0.743	0.449	0.912	0.631	0.304	0.516	0.486	northwest	0.8	No
22:50	0.471	0.743	0.450	0.911	0.632	0.305	0.515	0.486	west-northwest	1.2	Yes
23:00	0.468	0.739	0.448	0.913	0.633	0.303	0.517	0.486	northwest	0.8	Yes
23:10	0.470	0.743	0.449	0.913	0.631	0.307	0.516	0.486	north-northwest	1.0	Yes
23:20	0.469	0.743	0.449	0.912	0.632	0.305	0.516	0.486	northwest	1.0	Yes
23:30	0.470	0.742	0.447	0.912	0.632	0.306	0.515	0.487	north-northwest	1.0	Yes
23:40	0.471	0.742	0.448	0.911	0.633	0.307	0.518	0.485	north-northwest	1.2	No
23:50	0.469	0.741	0.448	0.911	0.632	0.306	0.516	0.486	northwest	1.2	No