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

○Information

○Measurement value list : 2026/04/19(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
00:003.6west1.0
00:103.6southeast1.1
00:203.7northeast0.9
00:303.4northwest1.4
00:403.4west-northwest1.8
00:503.5west-northwest3.5
01:003.6northwest2.5
01:103.5northwest2.4
01:203.6north-northwest2.5
01:303.7north-northwest2.2
01:403.6north3.3
01:503.6north3.1
02:003.7north2.2
02:103.5north-northwest2.5
02:203.5north-northwest2.7
02:303.6north-northwest3.5
02:403.7north-northwest3.7
02:503.8northwest3.6
03:003.5northwest3.7
03:103.6northwest3.1
03:203.6northwest2.5
03:303.5north-northwest2.3
03:403.5north2.3
03:503.6north-northwest2.8
04:003.6north-northwest2.6
04:103.6northwest3.3
04:203.6northwest4.0
04:303.6northwest4.1
04:403.6northwest5.0
04:503.7west-northwest4.2
05:003.6northwest4.1
05:103.6northwest4.5
05:203.6northwest3.9
05:303.6northwest4.6
05:403.6west-northwest3.9
05:503.7west2.7
06:003.4west-northwest2.7
06:103.6west-northwest2.9
06:203.6west-northwest3.5
06:303.6west-northwest4.9
06:403.7west-northwest4.9
06:503.6west-northwest4.9
07:003.6west-northwest4.8
07:103.5west-northwest4.7
07:203.7west-northwest4.2
07:303.7northwest4.3
07:403.5north3.1
07:503.7north-northeast2.9
08:003.5northeast4.0
08:103.6northeast5.5
08:203.6northeast4.8
08:303.6northeast5.3
08:403.5northeast4.5
08:503.5east-northeast3.7
09:003.8northeast3.6
09:103.5northeast3.9
09:203.7northeast3.4
09:303.7north-northeast3.1
09:403.5north-northeast2.6
09:503.6northeast1.8
10:003.6northeast3.1
10:103.6northeast2.9
10:203.5northeast2.8
10:303.5east-northeast2.7
10:403.6east-northeast2.8
10:503.6north-northeast2.3
11:003.7northeast2.5
11:103.5northeast3.7
11:203.6northeast2.7
11:303.6north-northeast2.3
11:403.6northeast2.8
11:503.6northeast3.7
12:003.6northeast4.0
12:103.7east-northeast3.2
12:203.6east-northeast4.2
12:303.7northeast3.8
12:403.6northeast3.2
12:503.9northeast2.8
13:003.6northeast3.1
13:103.6northeast3.3
13:203.6northeast3.7
13:303.6east-northeast2.8
13:403.7east-northeast2.1
13:503.6northeast2.6
14:003.6east-northeast2.9
14:103.7east-northeast3.1
14:203.7east-northeast3.8
14:303.6east-northeast3.3
14:403.5east4.0
14:503.6east3.1
15:003.5east3.4
15:103.5east-southeast2.6
15:203.5east-southeast3.4
15:303.7east-southeast3.9
15:403.7east-southeast3.2
15:503.5southeast2.2
16:003.4southeast2.3
16:103.6southeast1.8
16:203.7southeast1.5
16:303.4east-southeast2.2
16:403.6east-southeast1.7
16:503.5southeast2.0
17:003.6east-southeast2.7
17:103.6east-southeast2.4
17:203.5southeast2.2
17:303.5southeast2.1
17:403.7southeast2.2
17:503.5south-southeast2.0
18:003.5southeast2.7
18:103.5southeast3.5
18:203.6southeast3.2
18:303.5southeast2.6
18:403.4southeast2.7
18:503.5east-southeast3.9
19:003.3southeast3.1
19:103.6southeast3.5
19:203.5southeast3.1
19:303.7south-southeast2.8
19:403.5south-southeast2.3
19:503.6southeast2.7
20:003.7southeast2.3
20:103.7south-southeast2.0
20:203.5south-southeast1.6
20:303.5south-southeast1.4
20:403.5south-southeast1.5
20:503.6southeast1.4
21:003.5southeast1.4
21:103.5east-southeast1.9
21:203.6south-southeast2.1
21:303.5southeast1.9
21:403.4south-southeast1.7
21:503.7south-southeast1.2
22:003.3south1.3
22:103.6south1.5
22:203.6southeast1.2
22:303.6southeast1.2
22:403.6southeast1.3
22:503.7east-southeast1.0
23:003.7east-southeast1.1
23:103.6east-southeast0.7
23:203.5-CALM
23:303.6-CALM
23:403.6-CALM
23:503.7-CALM