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

○Information

○Measurement value list ： 2025/06/13(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	4.9
00:10	3.6	west-northwest	4.7
00:20	3.5	west-northwest	4.2
00:30	3.5	west-northwest	4.0
00:40	3.5	northwest	4.3
00:50	3.5	northwest	3.7
01:00	3.6	north-northwest	3.7
01:10	3.6	north-northwest	3.8
01:20	3.6	north-northwest	3.3
01:30	3.5	north-northwest	2.6
01:40	3.7	north-northwest	3.1
01:50	3.6	north-northwest	2.9
02:00	3.7	north	2.7
02:10	3.7	north	2.5
02:20	3.5	north-northwest	1.9
02:30	3.7	north-northwest	1.6
02:40	3.4	northwest	1.8
02:50	3.6	north-northwest	1.3
03:00	3.5	northwest	1.6
03:10	3.7	northwest	1.2
03:20	3.4	north-northwest	1.2
03:30	3.6	north-northwest	1.2
03:40	3.6	north-northwest	1.5
03:50	3.6	north-northwest	1.6
04:00	3.3	north	1.5
04:10	3.6	north-northeast	2.4
04:20	3.6	north	2.5
04:30	3.6	north	2.6
04:40	3.7	north	2.6
04:50	3.7	north-northwest	2.8
05:00	3.5	north-northwest	2.1
05:10	3.5	north	2.0
05:20	3.7	north-northwest	1.5
05:30	3.5	north-northwest	1.3
05:40	3.5	northwest	1.7
05:50	3.4	west-northwest	2.0
06:00	3.6	west-northwest	1.9
06:10	3.5	northwest	1.6
06:20	3.6	northwest	1.9
06:30	3.6	northwest	1.9
06:40	3.5	northwest	1.9
06:50	3.6	northwest	1.9
07:00	3.7	north-northwest	2.2
07:10	3.5	northwest	1.5
07:20	3.5	north-northwest	1.7
07:30	3.6	north-northeast	1.5
07:40	3.6	northeast	1.7
07:50	3.6	northeast	1.8
08:00	3.5	north-northeast	1.8
08:10	3.6	north-northeast	2.0
08:20	3.7	north	1.8
08:30	3.5	north	2.9
08:40	3.8	north-northeast	2.5
08:50	3.4	northeast	2.7
09:00	3.5	north	2.8
09:10	3.4	north-northeast	3.2
09:20	3.5	north-northeast	3.8
09:30	3.5	north-northeast	3.0
09:40	3.5	east-northeast	2.7
09:50	3.7	northeast	2.6
10:00	3.6	east-northeast	3.5
10:10	3.5	northeast	2.9
10:20	3.6	northeast	3.0
10:30	3.7	northeast	4.5
10:40	3.7	east-northeast	3.9
10:50	3.6	east	3.5
11:00	3.5	east	4.8
11:10	3.5	east-northeast	4.9
11:20	3.5	east-northeast	4.3
11:30	3.7	east-northeast	3.6
11:40	3.6	east-northeast	3.4
11:50	3.7	east-northeast	3.4
12:00	3.6	east-northeast	3.0
12:10	3.5	east-northeast	2.9
12:20	3.5	east	2.7
12:30	3.7	east	3.1
12:40	3.6	east-northeast	3.1
12:50	3.6	east	3.0
13:00	3.4	east	3.3
13:10	3.6	east	3.2
13:20	3.6	east-southeast	3.2
13:30	3.7	southeast	3.5
13:40	3.5	east-southeast	3.2
13:50	3.5	east-southeast	3.5
14:00	3.5	east-southeast	3.3
14:10	3.7	southeast	3.0
14:20	3.6	southeast	3.8
14:30	3.6	southeast	3.3
14:40	3.5	southeast	4.0
14:50	3.6	southeast	4.7
15:00	3.7	south-southeast	4.5
15:10	3.5	southeast	5.2
15:20	3.6	southeast	5.4
15:30	3.6	southeast	5.5
15:40	3.5	southeast	4.9
15:50	3.6	southeast	4.6
16:00	3.6	southeast	4.9
16:10	3.4	southeast	4.9
16:20	3.6	southeast	5.4
16:30	3.4	south-southeast	5.9
16:40	3.6	southeast	6.0
16:50	3.7	south-southeast	6.4
17:00	3.5	southeast	6.2
17:10	3.4	southeast	5.7
17:20	3.7	south-southeast	6.1
17:30	3.6	south-southeast	6.3
17:40	3.5	south-southeast	5.6
17:50	3.4	southeast	5.9
18:00	3.4	south-southeast	5.5
18:10	3.7	south-southeast	6.0
18:20	3.6	south-southeast	6.0
18:30	3.6	south-southeast	5.7
18:40	3.5	south-southeast	6.0
18:50	3.6	south-southeast	5.7
19:00	3.6	south-southeast	6.0
19:10	3.6	south-southeast	5.7
19:20	3.5	south-southeast	6.4
19:30	3.6	south-southeast	6.3
19:40	3.7	south-southeast	6.1
19:50	3.6	south-southeast	6.3
20:00	3.6	south-southeast	6.6
20:10	3.5	south-southeast	5.8
20:20	3.5	south-southeast	6.8
20:30	3.6	south-southeast	5.8
20:40	3.5	south-southeast	5.0
20:50	3.6	south-southeast	4.0
21:00	3.6	south	3.6
21:10	3.6	south	3.2
21:20	3.4	south	2.8
21:30	3.7	south	3.7
21:40	3.5	south	4.0
21:50	3.5	south	4.2
22:00	3.5	south	4.4
22:10	3.6	south	4.9
22:20	3.6	south	5.4
22:30	3.5	south	5.4
22:40	3.5	south	5.3
22:50	3.6	south	5.2
23:00	3.6	south	5.4
23:10	3.8	south	5.6
23:20	3.6	south	5.4
23:30	3.4	south	5.1
23:40	3.5	south	3.8
23:50	3.6	south	3.7