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

○Information

○Measurement value list : 2026/01/31(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
00:003.7west-southwest1.6
00:103.8southwest1.1
00:203.7southwest1.4
00:303.8west-southwest0.6
00:403.8south-southwest0.8
00:503.7south-southwest1.4
01:003.8southwest1.5
01:103.8west-southwest1.5
01:203.7south-southwest1.5
01:303.7south1.3
01:403.8south-southeast1.2
01:503.8south-southeast0.7
02:003.8south0.7
02:103.7south-southeast1.0
02:203.7south0.6
02:303.8-CALM
02:403.8-CALM
02:503.8southwest1.5
03:003.9southwest1.2
03:103.9west-southwest1.1
03:203.7west-southwest1.0
03:303.8west-northwest1.6
03:403.9west-northwest1.6
03:504.0west1.5
04:003.7west1.5
04:103.7west1.9
04:203.8west-northwest1.3
04:303.8west-northwest3.3
04:403.9northwest3.3
04:503.8west-northwest3.6
05:003.7west-northwest3.1
05:103.8west-northwest1.7
05:203.6northwest2.1
05:303.8northwest2.8
05:403.8northwest3.5
05:503.7northwest3.9
06:003.8northwest4.1
06:103.8west-northwest3.6
06:203.7west-northwest2.7
06:303.9west-northwest2.5
06:403.8west-northwest3.1
06:503.7west-northwest3.0
07:003.8west-northwest2.7
07:103.8west2.6
07:203.6west-northwest2.8
07:303.8west-northwest2.4
07:403.8northwest2.4
07:503.8northwest3.1
08:003.8northwest2.9
08:103.8northwest3.0
08:203.8west-northwest2.8
08:303.8west-southwest2.2
08:403.9west-southwest1.5
08:503.8-CALM
09:003.8-CALM
09:103.9-CALM
09:203.7north-northeast0.7
09:303.8-CALM
09:403.8-CALM
09:503.8north2.3
10:003.8northeast1.7
10:103.9east1.8
10:203.9east-northeast1.9
10:303.8north1.7
10:403.9north1.3
10:503.8northwest4.0
11:003.6northwest3.7
11:103.8north-northwest3.4
11:203.7northwest4.9
11:303.7northwest4.5
11:403.8west-northwest3.2
11:503.9northwest5.3
12:003.7north-northwest2.6
12:103.9north-northwest2.5
12:203.9north2.1
12:303.8north-northwest2.5
12:403.7northwest1.4
12:503.9-CALM
13:003.7southeast1.1
13:103.7east-southeast1.5
13:203.7south2.6
13:303.6southeast2.7
13:403.8southeast2.2
13:503.7east-southeast3.0
14:003.8east3.1
14:103.6northeast1.6
14:203.8north-northeast2.0
14:303.7east-northeast2.1
14:403.7east-northeast1.7
14:503.8east1.5
15:003.9southwest4.0
15:103.7west5.6
15:203.7west3.4
15:303.7northwest4.1
15:403.8west5.4
15:503.7west5.3
16:003.9west7.0
16:103.8west6.4
16:204.0west6.0
16:303.9west5.2
16:403.7west6.1
16:503.8west6.4
17:003.7west-southwest7.0
17:103.7west6.2
17:203.8west5.3
17:303.8west4.9
17:403.8west-northwest4.6
17:503.8west-northwest3.7
18:003.8west-northwest2.5
18:103.7-CALM
18:203.9-CALM
18:303.8south-southwest1.0
18:403.9south-southwest1.7
18:503.6west-northwest0.6
19:003.7west-northwest0.9
19:103.7west1.5
19:203.8west0.7
19:303.6northwest1.5
19:403.8west1.2
19:503.7southwest1.3
20:003.6west-northwest1.2
20:103.9west-southwest1.6
20:203.8southwest2.2
20:303.7southwest1.9
20:403.7west-southwest4.3
20:503.8west4.5
21:003.9west4.1
21:103.7west-northwest4.8
21:203.7west-northwest5.2
21:303.6west-northwest4.9
21:403.7west-northwest4.9
21:503.7west4.8
22:003.9west-northwest3.8
22:103.7west-northwest3.3
22:203.7west-northwest2.9
22:303.9west2.3
22:403.8west-northwest2.1
22:503.9west-southwest2.0
23:003.7west-southwest1.8
23:103.7south-southwest1.4
23:203.8south-southeast1.2
23:303.6south-southwest3.0
23:403.7south-southwest3.2
23:503.8southwest2.8