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

○Information

○Measurement value list ： 2025/06/02(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	3.7	northwest	2.5
00:10	3.6	north-northwest	3.5
00:20	3.5	northwest	3.8
00:30	3.5	northwest	3.7
00:40	3.6	northwest	4.3
00:50	3.6	northwest	4.3
01:00	3.4	northwest	3.7
01:10	3.7	northwest	3.2
01:20	3.7	west-northwest	3.0
01:30	3.6	west-northwest	2.1
01:40	3.6	west	1.3
01:50	3.5	west-northwest	0.8
02:00	3.5	northwest	1.3
02:10	3.5	west-northwest	2.4
02:20	3.5	west-northwest	3.5
02:30	3.6	west-northwest	3.0
02:40	3.6	northwest	4.0
02:50	3.5	west-northwest	5.1
03:00	3.5	west-northwest	4.5
03:10	3.4	west-northwest	3.7
03:20	3.4	west-northwest	2.7
03:30	3.7	west-northwest	1.8
03:40	3.5	west	1.9
03:50	3.7	west	0.5
04:00	3.5	southwest	1.1
04:10	3.4	west-southwest	2.7
04:20	3.6	west-southwest	3.2
04:30	3.6	west	1.5
04:40	3.6	north-northwest	2.5
04:50	3.5	northwest	4.6
05:00	3.5	north-northwest	4.0
05:10	3.6	north-northwest	4.1
05:20	3.5	north-northwest	4.5
05:30	3.6	north-northwest	4.3
05:40	3.5	northwest	4.0
05:50	3.6	northwest	3.2
06:00	3.5	northwest	3.2
06:10	3.7	west	2.6
06:20	3.4	west	2.4
06:30	3.6	west	2.3
06:40	3.6	southwest	1.6
06:50	3.6	south-southwest	1.6
07:00	3.6	south	2.3
07:10	3.6	south	2.1
07:20	3.6	southeast	2.1
07:30	3.6	southeast	2.3
07:40	3.5	east-southeast	1.9
07:50	3.6	southeast	2.4
08:00	3.4	east-southeast	2.2
08:10	3.6	southeast	2.1
08:20	3.7	east-southeast	2.9
08:30	3.6	east-southeast	3.5
08:40	3.6	southeast	3.0
08:50	3.5	east-southeast	3.5
09:00	3.4	southeast	3.2
09:10	3.4	east-southeast	3.5
09:20	3.5	southeast	3.3
09:30	3.6	southeast	3.8
09:40	3.7	southeast	3.8
09:50	3.6	east-southeast	4.0
10:00	3.6	southeast	3.7
10:10	3.7	south-southeast	4.0
10:20	3.4	southeast	3.2
10:30	3.7	southeast	3.2
10:40	3.6	southeast	4.0
10:50	3.4	southeast	4.1
11:00	3.6	southeast	4.3
11:10	3.6	southeast	4.0
11:20	3.6	southeast	3.5
11:30	3.6	southeast	4.1
11:40	3.6	southeast	4.8
11:50	3.5	southeast	4.9
12:00	3.5	southeast	5.4
12:10	3.5	southeast	4.5
12:20	3.4	southeast	5.7
12:30	3.6	south-southeast	4.9
12:40	3.6	southeast	4.6
12:50	3.6	southeast	4.8
13:00	3.6	southeast	4.5
13:10	3.6	south-southeast	5.1
13:20	3.5	southeast	5.5
13:30	3.7	south-southeast	5.5
13:40	3.7	southeast	6.2
13:50	3.6	south-southeast	7.0
14:00	3.4	south-southeast	7.1
14:10	3.7	south-southeast	5.9
14:20	3.6	south-southeast	5.9
14:30	3.6	south-southeast	6.0
14:40	3.5	south-southeast	5.5
14:50	3.6	south-southeast	6.5
15:00	3.5	south-southeast	5.2
15:10	3.7	south-southeast	5.7
15:20	3.8	south-southeast	5.5
15:30	3.5	south-southeast	6.3
15:40	3.6	south-southeast	5.9
15:50	3.5	south-southeast	6.8
16:00	3.6	south-southeast	7.3
16:10	3.7	southeast	7.0
16:20	3.6	south-southeast	6.3
16:30	3.6	south-southeast	5.7
16:40	3.6	south-southeast	6.2
16:50	3.5	south-southeast	6.2
17:00	3.5	south-southeast	5.1
17:10	3.6	southeast	4.0
17:20	3.5	southeast	5.1
17:30	3.7	south-southeast	6.2
17:40	3.6	south-southeast	5.9
17:50	3.5	south	5.7
18:00	3.6	south	5.2
18:10	3.5	south	5.7
18:20	3.6	south	5.4
18:30	3.5	south	4.6
18:40	3.7	south	4.4
18:50	3.6	south-southwest	4.4
19:00	3.6	south	3.7
19:10	3.7	south	3.3
19:20	3.6	south	3.2
19:30	3.4	south-southwest	2.4
19:40	3.6	southwest	2.3
19:50	3.5	south	1.0
20:00	3.5	south-southeast	1.0
20:10	3.6	south-southeast	3.3
20:20	3.5	south	4.8
20:30	3.4	south-southeast	5.1
20:40	3.6	south	4.4
20:50	3.6	south	4.8
21:00	3.3	south	4.3
21:10	3.6	southeast	3.2
21:20	3.7	south	5.1
21:30	3.6	south-southwest	3.5
21:40	3.5	south-southwest	3.2
21:50	3.4	south-southwest	2.1
22:00	3.5	south-southeast	2.6
22:10	3.5	south-southeast	5.1
22:20	3.5	south-southeast	5.7
22:30	3.6	south	5.4
22:40	3.6	south-southwest	4.6
22:50	3.5	southwest	4.6
23:00	3.5	south-southwest	3.5
23:10	3.7	south-southwest	2.6
23:20	3.8	south	2.7
23:30	3.6	south-southeast	4.1
23:40	3.4	south	5.7
23:50	3.5	south-southeast	4.3