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

○Information

○Measurement value list : 2026/04/21(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
00:003.6south6.6
00:103.6south5.6
00:203.5south5.8
00:303.4south6.6
00:403.6south-southwest7.0
00:503.5south7.1
01:003.7south8.6
01:103.6south7.8
01:203.5south7.6
01:303.8south-southeast7.2
01:403.6south6.7
01:503.7south-southeast6.2
02:003.6south-southeast6.3
02:103.6south-southeast6.9
02:203.4south-southeast6.6
02:303.6south-southeast7.3
02:403.6south-southeast7.0
02:503.6southeast6.7
03:003.6south-southeast7.2
03:103.7south-southeast7.8
03:203.6south8.6
03:303.7south9.4
03:403.7south8.3
03:503.6south9.8
04:003.6south8.7
04:103.7south8.9
04:203.6south9.1
04:303.4south8.7
04:403.5south10.2
04:503.5south11.4
05:003.5south10.9
05:103.5south9.4
05:203.5south9.7
05:303.5south10.0
05:403.5south-southeast9.6
05:503.6south9.3
06:003.6south-southeast8.8
06:103.6south-southeast8.5
06:203.7south-southeast7.7
06:303.6south-southeast7.9
06:403.6south-southeast7.0
06:503.4south7.5
07:003.6south7.3
07:103.6south5.5
07:203.6south-southeast5.5
07:303.6south4.2
07:403.5south-southeast3.0
07:503.7south2.0
08:003.6southwest2.9
08:103.5south-southwest4.4
08:203.6south-southwest4.2
08:303.6south-southwest4.4
08:403.6south-southwest4.4
08:503.5west-southwest3.0
09:003.6west6.9
09:103.6west-southwest7.9
09:203.5west-northwest7.9
09:303.5west-northwest7.3
09:403.9northwest5.1
09:503.6west-northwest8.6
10:003.7northwest5.2
10:103.6west-northwest4.8
10:203.7west7.9
10:303.5west8.0
10:403.5west-northwest8.9
10:503.6west-northwest6.2
11:003.7northwest8.1
11:103.4northwest8.8
11:203.5west-northwest7.2
11:303.5west-northwest7.9
11:403.6west-northwest6.6
11:503.4west-northwest8.7
12:003.7west-northwest7.2
12:103.5west-northwest8.3
12:203.6west-northwest6.5
12:303.5west8.1
12:403.6west8.0
12:503.6west7.4
13:003.7west8.0
13:103.7west-northwest9.7
13:203.5west7.2
13:303.6west-northwest9.5
13:403.5west-northwest7.8
13:503.6west4.4
14:003.7west5.8
14:103.4west-northwest9.4
14:203.5west-northwest5.8
14:303.7west-northwest4.7
14:403.5west-northwest6.9
14:503.7west-northwest8.7
15:003.5west9.2
15:103.6west-northwest7.8
15:203.5west-northwest9.4
15:303.7west10.0
15:403.7west9.1
15:503.6west-northwest8.4
16:003.6west9.2
16:103.6west-northwest9.7
16:203.6west12.1
16:303.6west-northwest12.7
16:403.6west-northwest8.0
16:503.6west9.9
17:003.6west8.2
17:103.6west7.8
17:203.6west8.9
17:303.5west7.9
17:403.5west-northwest7.4
17:503.5west6.9
18:003.7west8.0
18:103.6west6.6
18:203.6west-northwest8.3
18:303.6west5.5
18:403.6west5.2
18:503.7west-northwest5.5
19:003.7west-northwest5.3
19:103.6west5.5
19:203.7west5.2
19:303.6west6.5
19:403.5west6.3
19:503.6west7.0
20:003.5west6.9
20:103.6west-southwest6.9
20:203.6west-southwest7.6
20:303.6west5.7
20:403.5west5.3
20:503.6west-southwest5.5
21:003.5west-southwest4.5
21:103.5west-southwest3.8
21:203.5west-southwest6.0
21:303.5west-southwest5.8
21:403.6west-southwest7.0
21:503.7west9.5
22:003.7west9.7
22:103.6west10.5
22:203.6west11.8
22:303.7west10.3
22:403.8west10.1
22:503.5west8.8
23:003.4west9.8
23:103.5west6.3
23:203.6west6.7
23:303.6west3.3
23:403.7west-southwest4.0
23:503.6west7.4