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

○Information

○Measurement value list : 2025/12/18(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
00:003.7north-northwest5.5
00:103.6north-northwest5.4
00:203.5north-northwest3.6
00:303.7northwest3.3
00:403.7northwest5.9
00:503.8northwest6.6
01:003.6northwest6.4
01:103.7northwest6.1
01:203.5northwest6.2
01:303.7northwest5.2
01:403.7northwest5.6
01:503.5northwest5.4
02:003.5northwest7.2
02:103.8west-northwest5.4
02:203.6west-northwest4.0
02:303.7west-northwest6.8
02:403.6west-northwest8.1
02:503.7west-northwest9.0
03:003.7west-northwest8.9
03:103.7west7.7
03:203.6west-northwest7.6
03:303.7west-northwest8.9
03:403.7west-northwest6.5
03:503.6west-northwest4.3
04:003.6west-northwest3.9
04:103.6west-northwest3.5
04:203.7west-northwest3.6
04:303.7west-northwest3.8
04:403.7west3.9
04:503.8west-northwest3.9
05:003.7west-northwest4.0
05:103.9west-northwest4.0
05:203.9west-northwest3.9
05:303.6west4.0
05:403.7west4.0
05:503.8west3.7
06:003.5west3.7
06:103.7west3.7
06:203.7west4.3
06:303.6west4.0
06:403.6west4.7
06:503.7west-northwest5.3
07:003.7west-northwest4.5
07:103.6west-northwest4.2
07:203.7northwest4.3
07:303.6northwest4.9
07:403.7northwest4.5
07:503.8northwest5.2
08:003.7northwest5.5
08:103.6northwest4.9
08:203.6northwest4.4
08:303.7northwest4.3
08:403.8north-northwest2.9
08:503.7northwest1.9
09:003.6northwest1.6
09:103.8north-northwest0.9
09:203.6east1.2
09:303.8northeast1.7
09:403.6north1.3
09:503.7east1.0
10:003.6east-southeast1.2
10:103.7east-southeast1.6
10:203.7east2.1
10:303.6south-southeast1.1
10:403.7east-southeast0.7
10:503.8northwest1.6
11:003.7west1.3
11:103.6southwest2.8
11:203.7west-southwest1.6
11:303.8west-southwest2.2
11:403.7west-southwest2.6
11:503.6northwest1.4
12:003.8west-northwest1.6
12:103.6west2.1
12:203.7northwest4.6
12:303.5northwest4.2
12:403.6northwest3.4
12:503.7west-northwest4.6
13:003.7west-northwest4.1
13:103.7west-northwest4.4
13:203.7northwest5.4
13:303.7northwest4.8
13:403.6northwest4.6
13:503.6west-northwest6.3
14:003.7west-northwest7.2
14:103.6west-northwest6.3
14:203.7northwest4.7
14:303.8west-northwest4.7
14:403.7west-northwest4.9
14:503.6west-northwest5.2
15:003.7west-northwest4.2
15:103.7west-northwest4.7
15:203.6west-northwest5.9
15:303.6northwest6.4
15:403.6northwest6.2
15:503.6northwest6.0
16:003.6northwest5.2
16:103.7northwest5.6
16:203.8northwest4.3
16:303.6northwest3.7
16:403.6northwest5.1
16:503.5northwest3.9
17:003.5west-northwest4.4
17:103.5west-northwest4.1
17:203.6west-northwest4.6
17:303.6west-northwest4.5
17:403.7west-northwest3.3
17:503.7west-northwest2.0
18:003.7west-northwest1.6
18:103.7west-northwest1.1
18:203.6west1.3
18:303.6west-southwest1.7
18:403.7west-southwest2.4
18:503.6west-southwest3.0
19:003.7west2.7
19:103.5west3.8
19:203.4west4.2
19:303.5west4.1
19:403.7west4.8
19:503.4west4.5
20:003.7west5.2
20:103.7west-northwest5.9
20:203.7west5.4
20:303.7west4.5
20:403.6west4.0
20:503.7west5.4
21:003.6west-southwest5.5
21:103.7west4.2
21:203.6west5.5
21:303.8west6.1
21:403.8west5.5
21:503.6west7.0
22:003.8west6.9
22:103.8west6.2
22:203.6west6.5
22:303.7west6.0
22:403.6west5.0
22:503.6west4.3
23:003.7west-northwest4.4
23:103.6west-northwest4.3
23:203.6west4.8
23:303.6west-northwest6.1
23:403.6west6.3
23:503.7west6.2