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

○Information

○Measurement value list : 2026/08/21(CSV Download)

Stack Unit:cps Wind Velocity Unit:m/s

※"-": the wind velocity is below 0.5m/s

TimeUnit 5,6 joint stackWind
Direction
Wind
Velocity
00:003.4southwest1.9
00:103.5west-southwest1.9
00:203.7southwest1.2
00:303.5northwest1.2
00:403.4north-northwest1.2
00:503.5west-northwest1.5
01:003.5northwest1.7
01:103.7west-northwest3.5
01:203.5northwest3.9
01:303.7northwest3.6
01:403.4northwest3.0
01:503.6northwest3.4
02:003.4north-northwest1.7
02:103.7north-northwest2.2
02:203.5north-northwest2.0
02:303.6north-northwest1.8
02:403.5north2.0
02:503.6north-northwest2.0
03:003.6north-northwest2.3
03:103.3north-northwest2.5
03:203.6north-northwest2.2
03:303.6north-northwest2.0
03:403.7north-northwest1.8
03:503.5north-northwest1.8
04:003.6--
04:103.4north-northwest1.9
04:203.6northwest2.2
04:303.5northwest2.3
04:403.5northwest2.4
04:503.6north-northwest2.1
05:003.4north-northwest1.6
05:103.5north1.8
05:203.5north-northwest2.3
05:303.5north-northwest2.4
05:403.5north-northwest2.5
05:503.5north-northwest2.7
06:003.4north2.0
06:103.5north2.2
06:203.6north-northwest1.0
06:303.5north-northwest1.9
06:403.6north-northwest1.6
06:503.5northwest1.8
07:003.5northwest1.1
07:103.5west-northwest1.1
07:203.6northwest1.3
07:303.4--
07:403.6west-northwest1.2
07:503.5west0.9
08:003.5west-northwest0.7
08:103.6north-northwest0.7
08:203.5-CALM
08:303.5north0.9
08:403.6north0.9
08:503.6northeast0.8
09:003.6-CALM
09:103.6north-northwest1.1
09:203.7north1.0
09:303.5northeast1.6
09:403.6northeast1.3
09:503.6north-northeast1.5
10:003.5north-northeast2.9
10:103.7north-northeast2.3
10:203.6north1.7
10:303.6north2.4
10:403.6northwest1.6
10:503.6north-northwest1.6
11:003.5north1.2
11:103.5northwest0.7
11:203.6-CALM
11:303.6east-northeast1.1
11:403.7east-southeast0.9
11:503.6south-southeast1.4
12:003.5east-southeast1.3
12:103.6east1.8
12:203.5east-southeast1.0
12:303.5east-southeast1.5
12:403.5southeast1.5
12:503.6southeast1.6
13:003.5east-southeast1.6
13:103.5east-southeast2.0
13:203.7east-southeast1.6
13:303.5southeast2.0
13:403.4south-southeast1.9
13:503.5southeast2.4
14:003.6east2.4
14:103.6east2.4
14:203.4east-northeast3.5
14:303.6east3.1
14:403.6east-northeast2.5
14:503.6east3.1
15:003.5east-southeast2.7
15:103.6east2.3
15:203.7east-southeast2.3
15:303.5east2.3
15:403.7east2.5
15:503.4east-southeast2.1
16:003.5southeast1.8
16:103.6east-southeast1.7
16:203.5east-southeast0.9
16:303.5south1.2
16:403.5south-southeast0.9
16:503.5south1.4
17:003.6south1.3
17:103.4south-southeast1.2
17:203.5-CALM
17:303.7southwest0.8
17:403.7-CALM
17:503.5west-southwest1.0
18:003.4west-southwest1.4
18:103.6southwest1.3
18:203.6southwest1.6
18:303.7south-southwest1.6
18:403.5southwest2.1
18:503.6south-southwest2.5
19:003.5south-southwest2.7
19:103.6south-southwest3.6
19:203.6south3.7
19:303.6south-southwest4.6
19:403.5south-southwest4.3
19:503.5south-southwest3.9
20:003.5south-southwest3.9
20:103.5south-southwest4.1
20:203.5south-southwest4.9
20:303.5southwest4.7
20:403.6southwest4.6
20:503.5southwest4.8
21:003.4southwest4.7
21:103.5southwest4.3
21:203.6southwest4.0
21:303.6southwest3.7
21:403.5west-southwest2.6
21:503.6west2.4
22:003.5west2.9
22:103.5west-northwest2.3
22:203.5northwest1.5
22:303.6north-northwest3.0
22:403.7north-northwest3.9
22:503.6north-northwest3.5
23:003.6north-northwest3.9
23:103.6north-northwest4.8
23:203.5north-northwest4.9
23:303.6north4.8
23:403.5north-northwest3.7
23:503.4north-northwest3.6