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

○Information

○Measurement value list ： 2025/06/16(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	3.3
00:10	3.6	west-northwest	3.1
00:20	3.7	northwest	3.2
00:30	3.6	west-northwest	3.7
00:40	3.6	west-northwest	5.0
00:50	3.6	west-northwest	4.7
01:00	3.6	west-northwest	4.5
01:10	3.7	west-northwest	4.2
01:20	3.6	west-northwest	3.8
01:30	3.7	west	2.8
01:40	3.4	west	1.7
01:50	3.8	west-northwest	2.2
02:00	3.7	west-northwest	2.4
02:10	3.6	northwest	3.1
02:20	3.6	northwest	4.2
02:30	3.6	northwest	3.8
02:40	3.7	northwest	3.9
02:50	3.7	west-northwest	4.3
03:00	3.6	west-northwest	4.4
03:10	3.6	northwest	3.7
03:20	3.7	northwest	3.5
03:30	3.6	northwest	3.4
03:40	3.5	northwest	3.4
03:50	3.5	northwest	2.2
04:00	3.6	north-northwest	1.6
04:10	3.7	north	1.1
04:20	3.7	north-northeast	1.7
04:30	3.6	north-northeast	1.7
04:40	3.5	north-northeast	2.0
04:50	3.7	north	1.9
05:00	3.6	north-northwest	1.8
05:10	3.5	north-northwest	1.4
05:20	3.6	northeast	1.5
05:30	3.7	northeast	1.3
05:40	3.7	east-northeast	0.8
05:50	3.6	-	CALM
06:00	3.7	east-northeast	0.9
06:10	3.5	east	0.7
06:20	3.6	east	1.0
06:30	3.8	east-southeast	1.2
06:40	3.6	southeast	0.9
06:50	3.9	east	1.5
07:00	3.6	east-southeast	2.1
07:10	3.6	east-southeast	1.7
07:20	3.5	southeast	1.6
07:30	3.7	east-southeast	2.6
07:40	3.6	east	2.2
07:50	3.5	east-southeast	2.5
08:00	3.6	east-southeast	2.1
08:10	3.6	east	2.7
08:20	3.5	east	2.6
08:30	3.7	east	3.5
08:40	3.4	east	3.2
08:50	3.6	east	3.4
09:00	3.7	east	3.6
09:10	3.5	east	3.2
09:20	3.7	east	3.5
09:30	3.6	east	2.6
09:40	3.6	east	3.3
09:50	3.6	east	3.3
10:00	3.6	east	4.1
10:10	3.6	east	4.2
10:20	3.7	east-southeast	3.7
10:30	3.5	east	3.6
10:40	3.7	east-southeast	4.1
10:50	3.7	east-southeast	4.2
11:00	3.6	east-southeast	3.6
11:10	3.5	east-southeast	4.0
11:20	3.5	east-southeast	4.5
11:30	3.5	east-southeast	3.6
11:40	3.6	east-southeast	5.1
11:50	3.7	southeast	4.5
12:00	3.5	southeast	4.9
12:10	3.7	southeast	5.0
12:20	3.7	southeast	4.7
12:30	3.7	southeast	4.9
12:40	3.5	southeast	4.4
12:50	3.4	east-southeast	5.6
13:00	3.6	southeast	4.4
13:10	3.7	southeast	4.8
13:20	3.7	southeast	4.7
13:30	3.6	southeast	4.5
13:40	3.5	south-southeast	5.0
13:50	3.5	south-southeast	4.6
14:00	3.6	south-southeast	4.7
14:10	3.5	southeast	5.4
14:20	3.5	south-southeast	5.1
14:30	3.6	southeast	5.4
14:40	3.6	southeast	5.5
14:50	3.5	south-southeast	4.5
15:00	3.7	south-southeast	6.2
15:10	3.4	southeast	6.2
15:20	3.6	south-southeast	6.4
15:30	3.7	south-southeast	6.7
15:40	3.7	south-southeast	7.1
15:50	3.6	south-southeast	6.4
16:00	3.4	south-southeast	6.4
16:10	3.8	south	6.0
16:20	3.7	south-southeast	7.6
16:30	3.6	south-southeast	5.3
16:40	3.5	south-southeast	4.6
16:50	3.6	south	5.0
17:00	3.5	south-southeast	6.1
17:10	3.8	south	5.1
17:20	3.6	south	4.5
17:30	3.6	south-southeast	4.1
17:40	3.7	south	4.4
17:50	3.7	south	5.0
18:00	3.6	south	4.7
18:10	3.6	south-southwest	4.4
18:20	3.5	south	4.3
18:30	3.6	south	3.8
18:40	3.6	south	5.0
18:50	3.6	south	3.5
19:00	3.6	south-southeast	3.2
19:10	3.6	south	3.8
19:20	3.5	south	3.5
19:30	3.7	south	3.2
19:40	3.7	south-southeast	3.7
19:50	3.5	south	4.5
20:00	3.6	south	4.7
20:10	3.6	south	3.8
20:20	3.7	south	3.9
20:30	3.6	south	4.8
20:40	3.5	south	5.8
20:50	3.6	south	5.7
21:00	3.6	south-southeast	5.3
21:10	3.8	south	4.4
21:20	3.6	south	4.6
21:30	3.5	south	4.5
21:40	3.6	south	4.2
21:50	3.7	south	3.7
22:00	3.6	south	4.4
22:10	3.4	south	4.6
22:20	3.7	south	5.2
22:30	3.6	south	5.5
22:40	3.6	south	5.4
22:50	3.6	south-southeast	5.2
23:00	3.6	south	5.3
23:10	3.6	south-southeast	5.2
23:20	3.6	south	4.5
23:30	3.5	south	5.2
23:40	3.6	south	4.7
23:50	3.8	south	3.8