Radioactive Concentration measured at Dust Monitors near the Site Boundary of Fukushima Daiichi Nuclear Power Station

○Information

○Measurement value list : 2026/05/20(CSV Download)

Radioactive Particles Monitor Unit:Bq/cm3 Wind Velocity Unit:m/s

※"-": the wind velocity is below 0.5m/s

TimenearMP1nearMP2nearMP3nearMP4nearMP5nearMP6nearMP7nearMP8Wind DirectionWind Velocity
00:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west-northwest0.5
00:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north-northwest1.1
00:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north0.7
00:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north0.9
00:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north-northwest0.9
00:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north-northwest1.1
01:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north1.0
01:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north1.0
01:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north-northwest1.3
01:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north-northwest1.0
01:401.0E-061.0E-061.0E-061.0E-061.1E-061.0E-061.0E-061.0E-06north1.4
01:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast1.1
02:001.0E-061.2E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast1.3
02:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast0.8
02:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
02:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north-northwest0.8
02:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west-northwest0.9
02:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west-northwest1.0
03:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west-northwest1.1
03:101.1E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west-northwest1.3
03:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06northwest1.3
03:301.0E-061.0E-061.0E-061.0E-062.0E-061.0E-061.0E-061.0E-06west-northwest1.5
03:401.0E-061.0E-061.0E-061.1E-062.1E-062.1E-061.0E-061.0E-06west0.6
03:501.0E-061.0E-061.0E-061.1E-061.0E-061.2E-061.0E-061.0E-06-CALM
04:001.0E-061.0E-061.0E-061.0E-061.6E-061.2E-061.3E-061.0E-06-CALM
04:101.0E-061.0E-061.0E-061.0E-061.1E-061.4E-061.0E-061.1E-06-CALM
04:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.1E-06west0.9
04:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.5E-06-CALM
04:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-062.1E-06west-northwest0.5
04:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west0.7
05:001.2E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.1E-06northwest0.7
05:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west0.8
05:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west-southwest0.7
05:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
05:401.0E-061.8E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
05:501.0E-061.6E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
06:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
06:101.0E-061.0E-061.0E-061.1E-061.0E-061.0E-061.0E-062.1E-06south-southwest0.6
06:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.6E-06-CALM
06:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
06:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southwest1.0
06:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.6
07:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.4
07:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.4
07:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.8
07:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.2
07:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.9
07:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.2
08:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.3
08:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.2
08:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.2
08:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.5
08:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.5
08:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.0
09:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.1
09:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.5
09:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.5
09:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
09:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east2.6
09:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east1.9
10:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east2.3
10:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.4
10:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
10:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.1
10:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
10:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.1
11:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
11:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.1E-06east-southeast3.1
11:201.0E-061.0E-061.1E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.4
11:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.8
11:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.5
11:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.8
12:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.1
12:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
12:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
12:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
12:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
12:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.8
13:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.0
13:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.2
13:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast3.6
13:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.3
13:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.7
13:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.6
14:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.3
14:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.1
14:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.3
14:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.5
14:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.3
14:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast3.5
15:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.1
15:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.8
15:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.1
15:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast3.1
15:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.7
15:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.8
16:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.0
16:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.9
16:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.5
16:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.4
16:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.4
16:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.6
17:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast3.0
17:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.5
17:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.9
17:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.4
17:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast2.4
17:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.0
18:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.6
18:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.0
18:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast1.5
18:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast1.3
18:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast0.8
18:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south0.9
19:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.1
19:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast1.5
19:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.9
19:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south1.2
19:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
19:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
20:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
20:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
20:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast0.9
20:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.9
20:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06southeast1.1
20:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east1.4
21:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06west0.7
21:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast2.7
21:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south-southeast1.5
21:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
21:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06north0.6
21:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06northeast1.8
22:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east2.3
22:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast2.3
22:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east1.0
22:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06south0.8
22:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast0.6
22:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
23:001.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-southeast1.0
23:101.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast0.9
23:201.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06-CALM
23:301.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast1.1
23:401.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east-northeast1.1
23:501.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-061.0E-06east0.7