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

○Information

○Measurement value list ： 2026/05/14(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	3.7	northwest	3.6
00:10	3.6	northwest	4.0
00:20	3.7	northwest	3.3
00:30	3.6	northwest	3.2
00:40	3.5	northwest	3.3
00:50	3.6	north-northwest	3.8
01:00	3.7	north-northwest	3.4
01:10	3.5	north-northwest	3.3
01:20	3.3	north-northwest	3.3
01:30	3.5	north-northwest	2.8
01:40	3.6	north-northwest	3.0
01:50	3.7	northwest	2.5
02:00	3.7	north-northwest	2.6
02:10	3.5	north-northwest	2.7
02:20	3.7	north-northwest	2.9
02:30	3.5	north-northwest	3.3
02:40	3.6	north	3.3
02:50	3.6	north-northwest	3.6
03:00	3.7	northwest	3.9
03:10	3.5	northwest	3.6
03:20	3.6	northwest	4.2
03:30	3.6	northwest	4.8
03:40	3.6	northwest	5.1
03:50	3.6	northwest	4.9
04:00	3.5	northwest	4.5
04:10	3.5	northwest	4.2
04:20	3.5	northwest	4.9
04:30	3.5	northwest	4.5
04:40	3.6	northwest	4.4
04:50	3.6	northwest	4.0
05:00	3.8	northwest	4.2
05:10	3.5	northwest	4.3
05:20	3.7	northwest	5.1
05:30	3.5	northwest	4.7
05:40	3.6	north-northwest	4.4
05:50	3.5	north-northwest	3.7
06:00	3.5	north	3.8
06:10	3.6	north-northeast	3.7
06:20	3.6	north-northeast	6.3
06:30	3.7	north-northeast	7.4
06:40	3.8	north-northeast	8.3
06:50	3.6	north-northeast	5.7
07:00	3.5	north	5.8
07:10	3.6	north	5.8
07:20	3.7	north	4.8
07:30	3.6	north-northeast	5.6
07:40	3.5	north-northwest	5.0
07:50	3.6	north	5.2
08:00	3.6	north-northwest	4.0
08:10	3.5	north-northwest	3.9
08:20	3.5	north-northwest	4.2
08:30	3.5	north-northwest	4.8
08:40	3.5	north-northwest	4.7
08:50	3.6	north-northwest	3.6
09:00	3.7	north	3.2
09:10	3.5	north	4.3
09:20	3.6	north	4.9
09:30	3.5	north	5.0
09:40	3.6	north-northwest	4.4
09:50	3.7	north	3.9
10:00	3.6	north-northeast	4.0
10:10	3.6	north-northeast	4.1
10:20	3.5	north-northeast	3.8
10:30	3.6	north-northeast	4.6
10:40	3.6	north	3.7
10:50	3.5	north-northeast	3.9
11:00	3.7	north-northeast	3.8
11:10	3.7	north-northeast	5.3
11:20	3.5	northeast	5.4
11:30	3.6	north-northeast	4.9
11:40	3.5	northeast	4.1
11:50	3.6	northeast	4.6
12:00	3.5	north-northeast	3.9
12:10	3.5	north-northeast	4.6
12:20	3.5	northeast	4.7
12:30	3.5	northeast	5.0
12:40	3.7	northeast	5.0
12:50	3.5	northeast	4.5
13:00	3.5	northeast	5.6
13:10	3.5	northeast	4.8
13:20	3.6	northeast	5.4
13:30	3.6	northeast	4.4
13:40	3.5	northeast	5.6
13:50	3.6	northeast	4.7
14:00	3.7	northeast	4.2
14:10	3.6	north-northeast	4.3
14:20	3.6	northeast	4.2
14:30	3.5	northeast	4.7
14:40	3.6	northeast	4.6
14:50	3.7	north-northeast	4.3
15:00	3.6	north-northeast	4.7
15:10	3.6	north-northeast	4.9
15:20	3.6	north-northeast	2.7
15:30	3.7	north-northeast	4.5
15:40	3.5	north	3.6
15:50	3.7	north	5.5
16:00	3.8	north	4.5
16:10	3.6	north-northeast	4.0
16:20	3.5	north-northeast	2.7
16:30	3.9	north-northeast	2.6
16:40	3.5	northeast	3.7
16:50	3.5	northeast	2.5
17:00	3.6	northeast	3.0
17:10	3.5	north-northeast	3.3
17:20	3.5	northeast	3.5
17:30	3.6	northeast	3.9
17:40	3.6	north-northeast	3.8
17:50	3.6	north-northeast	3.7
18:00	3.6	north-northeast	3.2
18:10	3.6	north	2.7
18:20	3.5	north	1.5
18:30	3.5	northwest	1.1
18:40	3.7	northwest	1.7
18:50	3.6	northwest	1.3
19:00	3.7	north-northwest	1.3
19:10	3.4	north-northwest	1.1
19:20	3.4	north-northwest	1.6
19:30	3.6	north	1.7
19:40	3.5	north	1.5
19:50	3.6	north	1.6
20:00	3.5	north	1.8
20:10	3.6	north-northwest	2.1
20:20	3.6	north	2.2
20:30	3.7	north	1.9
20:40	3.4	north	2.6
20:50	3.5	north-northwest	2.7
21:00	3.4	north-northwest	2.2
21:10	3.5	northwest	2.3
21:20	3.6	northwest	1.9
21:30	3.5	north-northwest	1.9
21:40	3.5	north-northwest	1.9
21:50	3.4	northwest	2.0
22:00	3.5	west-northwest	2.7
22:10	3.6	northwest	2.5
22:20	3.5	west-northwest	2.4
22:30	3.5	northwest	2.5
22:40	3.5	northwest	2.3
22:50	3.6	northwest	2.1
23:00	3.5	north-northwest	1.8
23:10	3.6	north-northwest	1.3
23:20	3.6	north-northwest	1.3
23:30	3.4	north	1.3
23:40	3.5	north-northwest	1.5
23:50	3.6	north	0.7