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

○Information

○Measurement value list ： 2025/05/03(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	north-northwest	5.4
00:10	3.6	north-northwest	5.2
00:20	3.6	north	5.7
00:30	3.6	-	CALM
00:40	3.7	north-northwest	5.7
00:50	3.7	north-northwest	6.3
01:00	3.7	northwest	6.0
01:10	3.7	northwest	6.6
01:20	3.7	northwest	5.7
01:30	3.6	northwest	5.7
01:40	3.6	north-northwest	6.2
01:50	3.4	northwest	5.9
02:00	3.6	north-northwest	6.2
02:10	3.7	north-northwest	4.8
02:20	3.5	north-northwest	4.8
02:30	3.6	north-northwest	6.0
02:40	3.7	north-northwest	6.3
02:50	3.6	northwest	6.5
03:00	3.7	northwest	6.2
03:10	3.5	north-northwest	5.5
03:20	3.6	northwest	5.9
03:30	3.5	northwest	6.6
03:40	3.7	north-northwest	6.2
03:50	3.6	north-northwest	5.4
04:00	3.7	north-northwest	5.5
04:10	3.5	northwest	6.2
04:20	3.5	northwest	7.4
04:30	3.5	northwest	7.9
04:40	3.5	northwest	7.7
04:50	3.7	west-northwest	10.6
05:00	3.5	west-northwest	9.3
05:10	3.6	west-northwest	7.6
05:20	3.5	west-northwest	7.6
05:30	3.6	west-northwest	8.4
05:40	3.6	west-northwest	8.4
05:50	3.6	west-northwest	7.9
06:00	3.7	west-northwest	7.3
06:10	3.5	west-northwest	7.3
06:20	3.7	west-northwest	7.9
06:30	3.7	west-northwest	7.4
06:40	3.5	west-northwest	7.9
06:50	3.4	west-northwest	7.0
07:00	3.5	west-northwest	6.0
07:10	3.6	northwest	5.9
07:20	3.6	west-northwest	5.9
07:30	3.5	west-northwest	7.7
07:40	3.5	west-northwest	6.6
07:50	3.7	west-northwest	6.8
08:00	3.7	west-northwest	7.4
08:10	3.7	west-northwest	7.3
08:20	3.6	west-northwest	6.8
08:30	3.7	west-northwest	5.1
08:40	3.6	northwest	5.7
08:50	3.6	west-northwest	6.5
09:00	3.6	west-northwest	5.9
09:10	3.7	west-northwest	6.2
09:20	3.7	west-northwest	6.6
09:30	3.6	west-northwest	5.7
09:40	3.6	west-northwest	7.6
09:50	3.6	west-northwest	6.0
10:00	3.7	northwest	5.7
10:10	3.5	west-northwest	6.6
10:20	3.7	west-northwest	5.7
10:30	3.6	west	6.0
10:40	3.5	west-northwest	5.4
10:50	3.7	west-northwest	4.6
11:00	3.7	west-northwest	4.4
11:10	3.7	west	4.0
11:20	3.6	west-northwest	1.8
11:30	3.5	northwest	2.9
11:40	3.6	north-northeast	2.7
11:50	3.6	northeast	3.7
12:00	3.5	northeast	5.5
12:10	3.7	north-northeast	6.2
12:20	3.5	northeast	7.0
12:30	3.5	northeast	5.9
12:40	3.7	northeast	5.7
12:50	3.8	northeast	7.9
13:00	3.6	northeast	5.9
13:10	3.7	north-northeast	5.7
13:20	3.7	northeast	6.2
13:30	3.6	north-northeast	6.2
13:40	3.7	north-northeast	5.1
13:50	3.5	north-northeast	6.2
14:00	3.5	north-northeast	4.0
14:10	3.5	northeast	4.3
14:20	3.6	north-northeast	2.9
14:30	3.6	north-northeast	4.3
14:40	3.7	north-northeast	4.0
14:50	3.6	northeast	3.5
15:00	3.6	north-northeast	2.6
15:10	3.6	northeast	3.2
15:20	3.5	east-northeast	3.5
15:30	3.7	east	2.7
15:40	3.7	northeast	2.6
15:50	3.7	east-northeast	1.4
16:00	3.7	east-northeast	2.5
16:10	3.6	northeast	0.7
16:20	3.7	northeast	1.6
16:30	3.7	-	CALM
16:40	3.6	north-northeast	2.9
16:50	3.6	north-northeast	3.3
17:00	3.6	east-northeast	3.0
17:10	3.5	east	2.9
17:20	3.6	east-northeast	1.8
17:30	3.4	-	CALM
17:40	3.6	southeast	1.0
17:50	3.7	east	1.3
18:00	3.6	east	1.1
18:10	3.7	southeast	0.7
18:20	3.6	south-southwest	0.5
18:30	3.6	-	CALM
18:40	3.6	east	3.8
18:50	3.6	east	4.6
19:00	3.7	east	4.3
19:10	3.6	east-southeast	4.8
19:20	3.7	east	4.4
19:30	3.6	east-southeast	3.7
19:40	3.6	east	3.5
19:50	3.6	east	2.9
20:00	3.5	east-northeast	2.5
20:10	3.5	east-northeast	2.1
20:20	3.5	east-northeast	1.3
20:30	3.5	-	CALM
20:40	3.7	north-northeast	1.1
20:50	3.6	north-northwest	0.8
21:00	3.7	north	0.8
21:10	3.6	-	CALM
21:20	3.7	northeast	0.7
21:30	3.4	-	CALM
21:40	3.6	-	CALM
21:50	3.6	-	CALM
22:00	3.5	-	CALM
22:10	3.7	-	CALM
22:20	3.7	east	0.8
22:30	3.7	-	CALM
22:40	3.8	east-southeast	0.8
22:50	3.5	east-southeast	0.5
23:00	3.7	-	CALM
23:10	3.6	-	CALM
23:20	3.6	-	CALM
23:30	3.6	-	CALM
23:40	3.6	south-southwest	0.7
23:50	3.6	-	CALM