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

○Information

○Measurement value list : 2025/12/29(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
00:003.6south-southwest1.9
00:103.8south-southwest2.6
00:203.7south-southwest2.7
00:303.7south-southwest2.5
00:403.7south-southwest2.5
00:503.7south-southwest2.5
01:003.8south2.7
01:103.9south-southwest2.4
01:203.8south2.2
01:303.7south-southeast1.6
01:403.7south1.7
01:503.7south-southwest1.9
02:003.6south-southwest2.4
02:103.6south-southwest1.6
02:203.8south1.4
02:303.8south0.8
02:403.8south-southwest0.7
02:503.8south-southwest0.8
03:003.7southwest0.8
03:103.6southwest1.9
03:203.8west-southwest2.0
03:303.6southwest1.6
03:403.5southwest1.2
03:503.8southwest1.4
04:003.5southwest1.4
04:103.8southwest1.5
04:203.7southwest1.4
04:303.7south-southwest1.2
04:403.6southwest1.7
04:503.7southwest1.0
05:003.7southwest1.3
05:103.8west-southwest1.0
05:203.8southwest1.7
05:303.7southwest1.3
05:403.6southwest0.8
05:503.7southwest1.4
06:003.8southwest1.3
06:103.7southwest2.4
06:203.7west-southwest0.8
06:303.7west-southwest0.7
06:403.8west-southwest1.1
06:503.6southwest0.9
07:003.5southwest1.4
07:103.7southwest1.0
07:203.8west-southwest1.1
07:303.8southwest1.4
07:403.6southwest1.7
07:503.7southwest2.2
08:003.7south-southwest2.5
08:103.7south-southwest3.0
08:203.7south-southwest3.6
08:303.7south-southwest3.3
08:403.7south4.0
08:503.7south4.0
09:003.9south3.7
09:103.7south2.7
09:203.8south2.9
09:303.9south-southeast2.4
09:403.8south-southeast4.1
09:503.8south-southeast4.2
10:003.7south4.8
10:103.7south-southeast4.2
10:203.7southeast3.8
10:303.9south-southeast4.4
10:403.7southeast4.3
10:503.7south-southeast4.2
11:003.6south-southeast4.4
11:103.6south-southeast4.8
11:203.8south-southeast4.2
11:303.6south-southeast3.8
11:403.6south-southeast5.2
11:503.8south-southeast4.7
12:003.7south4.3
12:103.7south-southeast5.5
12:203.8south5.2
12:303.6south-southeast5.4
12:403.7south6.7
12:503.6south-southeast6.2
13:003.7south-southeast6.4
13:103.5south-southeast5.4
13:203.8south-southeast4.1
13:303.5south-southeast4.8
13:403.8south-southeast3.4
13:503.5southeast4.8
14:003.9southeast5.4
14:103.7south-southeast4.2
14:203.7southeast5.5
14:303.8southeast6.0
14:403.6south-southeast4.9
14:503.7south-southeast4.6
15:003.7south-southeast4.5
15:103.6southeast4.7
15:203.6south-southeast4.9
15:303.7south-southeast5.0
15:403.7south-southeast4.9
15:503.6south-southeast4.2
16:003.5south-southeast4.3
16:103.6south-southeast4.6
16:203.9south4.0
16:303.7south-southeast4.0
16:403.5south3.3
16:503.7south-southwest2.2
17:003.7southwest2.1
17:103.7southwest2.4
17:203.7southwest3.2
17:303.7south-southwest3.8
17:403.6southwest4.0
17:503.7southwest3.9
18:003.5southwest3.9
18:103.8southwest4.0
18:203.8southwest3.4
18:303.8southwest3.6
18:403.9southwest3.2
18:503.8southwest3.2
19:003.6southwest3.6
19:103.7south-southwest4.5
19:203.8south-southwest5.1
19:303.7south-southwest4.2
19:403.8south-southwest3.2
19:503.7south4.2
20:003.6south-southwest3.3
20:103.7south-southwest3.5
20:203.7south-southwest2.8
20:303.7south-southwest2.2
20:403.7-CALM
20:503.8-CALM
21:003.7west2.7
21:103.5west2.1
21:203.8west1.4
21:303.8west-southwest1.4
21:403.8west2.1
21:503.7west2.9
22:003.5west3.3
22:103.6west-southwest4.1
22:203.5west-southwest2.4
22:303.7west6.6
22:403.5west7.2
22:503.8west9.2
23:003.7west9.4
23:103.6west10.7
23:203.7west10.2
23:303.7west8.3
23:403.7west7.9
23:503.8west-northwest7.7