Radiation Dose measured at exhaust stack monitor of Fukushima Daiichi Nuclear Power Station

○Information

○Measurement value list ： 2025/05/06(CSV Download)

Stack Unit：cps　Wind Velocity Unit：m/s

※"-": the wind velocity is below 0.5m/s

Time	Unit 5,6 joint stack	Wind Direction	Wind Velocity
00:00	3.5	south	7.1
00:10	3.5	south	6.3
00:20	3.5	south	6.6
00:30	3.5	south	7.3
00:40	3.5	south	6.5
00:50	3.5	south	6.6
01:00	3.6	south	7.3
01:10	3.7	south	5.7
01:20	3.6	south	6.2
01:30	3.5	south	5.9
01:40	3.7	south	5.7
01:50	3.6	south	6.3
02:00	3.5	south	6.2
02:10	3.7	south	6.0
02:20	3.7	south	7.3
02:30	3.6	south	6.0
02:40	3.6	south	5.2
02:50	3.5	south-southwest	4.9
03:00	3.5	south-southwest	4.8
03:10	3.8	south	4.0
03:20	3.5	south-southwest	3.5
03:30	3.5	south-southwest	2.4
03:40	3.7	south	2.7
03:50	3.7	south-southwest	1.0
04:00	3.6	north	5.2
04:10	3.7	north-northwest	5.2
04:20	3.6	north-northwest	5.5
04:30	3.7	north-northwest	4.6
04:40	3.8	north-northwest	5.9
04:50	3.5	north-northwest	6.8
05:00	3.7	north-northwest	5.9
05:10	3.6	north-northwest	5.5
05:20	3.4	north-northwest	5.5
05:30	3.6	north-northwest	5.1
05:40	3.6	north-northwest	4.3
05:50	3.6	north-northwest	3.7
06:00	3.7	north	2.9
06:10	3.6	north-northwest	1.8
06:20	3.6	north-northwest	2.9
06:30	3.6	north-northwest	2.4
06:40	3.6	north	3.0
06:50	3.6	north-northwest	2.5
07:00	3.6	north	2.2
07:10	3.5	north	2.1
07:20	3.7	north	2.1
07:30	3.5	north	2.2
07:40	3.4	north-northwest	2.5
07:50	3.5	north	4.3
08:00	3.6	north-northwest	4.4
08:10	3.7	north-northwest	3.3
08:20	3.6	north-northwest	3.0
08:30	3.7	north-northwest	4.3
08:40	3.6	north-northwest	4.9
08:50	3.5	north-northwest	3.2
09:00	3.7	north-northwest	2.7
09:10	3.6	north	2.4
09:20	3.5	-	CALM
09:30	3.6	north-northwest	3.7
09:40	3.6	northwest	2.1
09:50	3.6	west-northwest	1.1
10:00	3.5	northwest	1.8
10:10	3.6	-	CALM
10:20	3.6	northwest	1.6
10:30	3.5	northwest	1.3
10:40	3.5	-	CALM
10:50	3.7	-	CALM
11:00	3.6	northwest	0.8
11:10	3.8	west-northwest	1.9
11:20	3.5	-	CALM
11:30	3.6	west-northwest	1.1
11:40	3.5	-	CALM
11:50	3.6	-	CALM
12:00	3.5	north-northwest	1.8
12:10	3.6	northwest	1.8
12:20	3.6	west-northwest	1.9
12:30	3.5	-	CALM
12:40	3.6	west-northwest	2.4
12:50	3.6	north-northwest	1.9
13:00	3.7	north-northwest	1.8
13:10	3.5	northwest	1.9
13:20	3.6	northwest	2.4
13:30	3.6	north-northwest	2.2
13:40	3.6	north-northwest	1.9
13:50	3.7	northwest	1.6
14:00	3.6	north-northwest	1.0
14:10	3.6	west	0.5
14:20	3.5	-	CALM
14:30	3.7	north-northwest	1.6
14:40	3.6	northwest	1.3
14:50	3.6	north	1.8
15:00	3.5	north-northwest	1.6
15:10	3.6	north	1.4
15:20	3.7	north-northwest	2.1
15:30	3.6	north-northwest	2.5
15:40	3.6	northwest	2.2
15:50	3.6	north-northwest	1.6
16:00	3.6	north	1.4
16:10	3.7	north-northwest	1.9
16:20	3.7	north	2.5
16:30	3.6	north	2.4
16:40	3.6	north-northwest	2.4
16:50	3.5	north-northwest	2.7
17:00	3.6	north	3.2
17:10	3.6	north	4.3
17:20	3.7	north	3.2
17:30	3.5	north	3.3
17:40	3.6	north-northeast	2.4
17:50	3.7	north-northeast	2.9
18:00	3.6	north	2.9
18:10	3.6	north-northwest	4.6
18:20	3.7	north-northwest	4.6
18:30	3.8	north-northwest	4.9
18:40	3.7	north-northwest	4.3
18:50	3.6	northwest	5.4
19:00	3.7	north-northwest	5.9
19:10	3.6	north-northwest	6.8
19:20	3.5	northwest	6.2
19:30	3.6	northwest	7.0
19:40	3.5	northwest	7.0
19:50	3.6	northwest	7.0
20:00	3.5	northwest	6.8
20:10	3.7	north-northwest	6.8
20:20	3.4	northwest	6.8
20:30	3.6	northwest	6.8
20:40	3.7	northwest	7.7
20:50	3.6	northwest	7.1
21:00	3.7	northwest	7.9
21:10	3.6	northwest	7.6
21:20	3.5	north-northwest	7.0
21:30	3.6	north-northwest	6.8
21:40	3.8	north-northwest	5.7
21:50	3.5	north-northwest	6.2
22:00	3.5	north-northwest	7.9
22:10	3.5	north-northwest	6.2
22:20	3.7	north-northwest	6.5
22:30	3.6	northwest	7.0
22:40	3.6	north-northwest	6.5
22:50	3.6	north-northwest	6.2
23:00	3.7	northwest	6.2
23:10	3.5	northwest	6.5
23:20	3.5	northwest	6.0
23:30	3.7	northwest	7.0
23:40	3.6	north-northwest	6.8
23:50	3.6	northwest	5.9