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

○Information

○Measurement value list ： 2025/12/02(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	3.6	west-northwest	3.0
00:10	3.5	northwest	1.8
00:20	3.7	northwest	2.6
00:30	3.7	northwest	2.7
00:40	3.6	northwest	3.4
00:50	3.6	northwest	3.2
01:00	3.4	north	2.6
01:10	3.6	north-northwest	2.1
01:20	3.6	north-northeast	3.1
01:30	3.8	north	3.3
01:40	3.7	north	3.5
01:50	3.6	north	2.9
02:00	3.5	north	3.1
02:10	3.9	north	3.4
02:20	3.7	north	3.4
02:30	3.6	north-northwest	3.6
02:40	3.6	north	4.0
02:50	3.7	north	4.6
03:00	3.6	north-northwest	4.8
03:10	3.5	north-northwest	4.4
03:20	3.6	north-northwest	3.3
03:30	3.6	north-northwest	2.9
03:40	3.9	north-northwest	3.1
03:50	3.5	north-northwest	3.4
04:00	3.5	north-northwest	2.8
04:10	3.7	north-northwest	2.5
04:20	3.5	north-northwest	2.2
04:30	3.5	northwest	1.7
04:40	3.6	northwest	2.1
04:50	3.8	northwest	1.9
05:00	3.6	northwest	2.0
05:10	3.7	northwest	2.6
05:20	3.6	northwest	2.6
05:30	3.7	northwest	3.5
05:40	3.7	northwest	3.7
05:50	3.6	northwest	4.7
06:00	3.6	northwest	5.1
06:10	3.8	northwest	4.9
06:20	3.7	northwest	4.7
06:30	3.6	northwest	5.2
06:40	3.5	northwest	4.9
06:50	3.7	northwest	5.0
07:00	3.6	northwest	5.2
07:10	3.6	north-northwest	5.3
07:20	3.6	northwest	4.5
07:30	3.5	northwest	4.2
07:40	3.6	northwest	4.6
07:50	3.6	northwest	4.7
08:00	3.4	northwest	5.2
08:10	3.6	northwest	5.0
08:20	3.7	northwest	5.7
08:30	3.6	northwest	4.8
08:40	3.6	northwest	4.4
08:50	3.6	northwest	4.5
09:00	3.6	north-northwest	3.8
09:10	3.7	north-northwest	3.3
09:20	3.6	north-northwest	2.8
09:30	3.7	north-northwest	3.5
09:40	3.6	north-northwest	3.0
09:50	3.5	north-northwest	3.7
10:00	3.6	northwest	3.0
10:10	3.5	northwest	3.5
10:20	3.6	west-northwest	4.4
10:30	3.6	north-northwest	4.9
10:40	3.7	northwest	4.1
10:50	3.6	northwest	3.8
11:00	3.6	north-northwest	3.5
11:10	3.7	northwest	4.2
11:20	3.6	northwest	4.2
11:30	3.7	north-northwest	3.4
11:40	3.4	northwest	2.8
11:50	3.5	northwest	3.1
12:00	3.8	north-northwest	3.1
12:10	3.8	north-northwest	2.6
12:20	3.8	north-northwest	2.8
12:30	3.6	north-northwest	3.0
12:40	3.6	northwest	2.1
12:50	3.7	north-northwest	2.2
13:00	3.5	northwest	3.1
13:10	3.6	northwest	2.6
13:20	3.6	north-northwest	3.1
13:30	3.4	north	2.3
13:40	3.6	north-northwest	2.8
13:50	3.7	north-northwest	2.5
14:00	3.6	north-northwest	3.0
14:10	3.7	north-northwest	2.7
14:20	3.7	northwest	2.0
14:30	3.6	north-northwest	1.6
14:40	3.7	north-northwest	1.4
14:50	3.6	north-northwest	1.3
15:00	3.8	north-northwest	1.2
15:10	3.7	north-northwest	1.5
15:20	3.8	north-northwest	1.8
15:30	3.7	north-northwest	1.5
15:40	3.7	northwest	1.5
15:50	3.7	west-northwest	1.9
16:00	3.5	northwest	1.9
16:10	3.6	northwest	2.5
16:20	3.6	northwest	2.6
16:30	3.6	north-northwest	2.5
16:40	3.8	north-northwest	3.2
16:50	3.6	west-northwest	3.8
17:00	3.7	west-northwest	3.8
17:10	3.5	west-northwest	3.5
17:20	3.7	west-northwest	2.5
17:30	3.6	west-northwest	2.7
17:40	3.6	west-northwest	2.7
17:50	3.6	northwest	1.2
18:00	3.7	-	CALM
18:10	3.6	-	CALM
18:20	3.5	-	CALM
18:30	3.7	west-northwest	1.9
18:40	3.6	west	1.1
18:50	3.5	-	CALM
19:00	3.5	south	0.7
19:10	3.5	southwest	3.0
19:20	3.6	southwest	1.7
19:30	3.6	southwest	0.6
19:40	3.6	south-southwest	1.6
19:50	3.6	southwest	2.0
20:00	3.6	southwest	2.9
20:10	3.6	southwest	2.5
20:20	3.7	south-southwest	2.6
20:30	3.8	south-southwest	2.7
20:40	3.5	south	3.0
20:50	3.5	south-southwest	3.0
21:00	3.4	south-southwest	3.1
21:10	3.6	south	3.1
21:20	3.6	south-southwest	3.2
21:30	3.7	south-southwest	3.1
21:40	3.6	south-southwest	3.0
21:50	3.7	south	3.0
22:00	3.6	south	3.3
22:10	3.7	south-southeast	2.8
22:20	3.6	south	2.0
22:30	3.6	south	2.4
22:40	3.7	southwest	1.7
22:50	3.7	west	2.1
23:00	3.5	northwest	2.5
23:10	3.7	west-northwest	2.2
23:20	3.5	west-northwest	2.8
23:30	3.6	west	4.1
23:40	3.7	west	5.4
23:50	3.6	west	5.2