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

○Information

○Measurement value list ： 2025/03/15(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	3.5	west	5.7
00:10	3.8	west	6.8
00:20	3.8	west	7.9
00:30	3.7	west	7.6
00:40	3.5	west	7.4
00:50	3.6	west	6.5
01:00	3.6	west	7.9
01:10	3.7	west	6.5
01:20	3.8	west-northwest	6.6
01:30	3.6	west-northwest	4.9
01:40	3.7	west-northwest	3.3
01:50	3.7	west	3.2
02:00	3.7	west	3.0
02:10	3.6	west	2.7
02:20	3.8	west-northwest	1.9
02:30	3.6	west	1.8
02:40	3.8	west-southwest	2.1
02:50	3.7	west	3.2
03:00	3.6	west-northwest	3.2
03:10	3.7	west-northwest	3.0
03:20	3.7	west-northwest	2.4
03:30	3.8	west-northwest	1.6
03:40	3.8	west	3.2
03:50	3.7	west	6.0
04:00	3.5	west	7.4
04:10	3.6	west	8.5
04:20	3.8	west	9.0
04:30	3.7	west	9.3
04:40	3.6	west-northwest	8.8
04:50	3.6	west-northwest	6.6
05:00	3.7	west-northwest	2.9
05:10	3.7	west-northwest	5.5
05:20	3.6	west-northwest	3.8
05:30	3.6	west-northwest	2.1
05:40	3.7	north	0.8
05:50	3.7	northeast	1.6
06:00	3.7	north	1.3
06:10	3.7	west-northwest	0.8
06:20	3.5	northwest	1.9
06:30	3.9	-	CALM
06:40	3.8	northwest	1.3
06:50	3.6	east-southeast	0.5
07:00	3.7	northeast	1.3
07:10	3.8	north-northwest	1.0
07:20	3.5	west	2.2
07:30	3.7	west	1.9
07:40	3.8	west	2.1
07:50	3.5	west	2.5
08:00	3.7	west-northwest	1.1
08:10	3.7	north	0.8
08:20	3.7	west-northwest	1.6
08:30	3.7	west-northwest	1.3
08:40	3.6	west-northwest	2.1
08:50	3.7	northwest	1.3
09:00	3.4	north	1.3
09:10	3.7	north	1.8
09:20	3.8	north	1.6
09:30	3.6	north	1.1
09:40	3.6	northwest	1.6
09:50	3.8	north-northwest	2.4
10:00	3.8	northwest	1.0
10:10	3.7	north	0.5
10:20	3.5	northwest	2.4
10:30	3.7	west	3.2
10:40	3.8	west	3.5
10:50	3.7	west-southwest	2.2
11:00	3.6	west	2.2
11:10	3.7	west-northwest	2.7
11:20	3.6	northwest	2.2
11:30	3.7	northwest	2.1
11:40	3.6	northwest	3.2
11:50	3.6	northwest	2.4
12:00	3.6	north-northwest	3.2
12:10	3.7	north-northeast	3.5
12:20	3.7	north-northeast	3.8
12:30	3.5	northeast	4.3
12:40	3.8	northeast	4.9
12:50	3.8	east-northeast	5.4
13:00	3.6	east-northeast	4.6
13:10	3.7	northeast	3.8
13:20	3.8	east-northeast	3.8
13:30	3.6	east-northeast	2.4
13:40	3.7	east-northeast	0.8
13:50	3.8	east	1.0
14:00	3.5	east-northeast	1.4
14:10	3.8	east-northeast	1.3
14:20	3.6	east-northeast	1.8
14:30	3.7	east	1.6
14:40	3.7	east	1.9
14:50	3.6	east	1.4
15:00	3.7	east	1.9
15:10	3.7	east-southeast	1.0
15:20	3.6	east-southeast	1.4
15:30	3.7	east-southeast	1.1
15:40	3.6	east-southeast	1.6
15:50	3.6	east-northeast	1.9
16:00	3.5	east	1.0
16:10	3.6	east-northeast	1.1
16:20	3.6	east-northeast	1.3
16:30	3.7	east-northeast	1.4
16:40	3.6	northeast	1.4
16:50	3.6	north-northeast	1.0
17:00	3.7	north-northeast	1.3
17:10	3.7	north-northeast	1.1
17:20	3.6	north-northeast	1.4
17:30	3.8	north-northeast	1.1
17:40	3.8	-	CALM
17:50	3.7	east-southeast	0.5
18:00	3.7	-	CALM
18:10	3.7	-	CALM
18:20	3.7	-	CALM
18:30	3.8	west	0.7
18:40	3.6	-	CALM
18:50	3.6	southwest	0.7
19:00	3.5	west-southwest	0.8
19:10	3.6	west	1.0
19:20	3.6	west	1.0
19:30	3.6	west-northwest	0.7
19:40	3.6	west-northwest	1.1
19:50	3.7	west-northwest	1.6
20:00	3.7	west-northwest	1.6
20:10	3.8	west-northwest	1.6
20:20	3.7	west-northwest	1.3
20:30	3.8	west	1.3
20:40	3.6	west	1.9
20:50	3.8	west	1.4
21:00	3.7	west	1.3
21:10	3.8	west	1.3
21:20	3.7	west-southwest	1.0
21:30	3.6	-	CALM
21:40	3.8	-	CALM
21:50	3.6	-	CALM
22:00	3.5	west-southwest	1.0
22:10	3.7	southwest	1.3
22:20	3.7	south-southwest	1.3
22:30	3.8	-	CALM
22:40	3.7	-	CALM
22:50	3.6	-	CALM
23:00	3.7	-	CALM
23:10	3.7	-	CALM
23:20	3.6	north-northeast	0.8
23:30	3.6	northeast	0.7
23:40	3.5	north-northeast	0.8
23:50	3.6	north-northeast	1.4