Nagaoka, Tokyo, Japan (東京環状長岡西多摩郡瑞穂町) Air Quality

Monitoring Station · Hakonegasaki, Japan
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
12 9pm
33
31
18 12am
40
40
40 3am
60
60
60 6am
60
60
60 9am
72
72
— 12pm
—
—
— 3pm
—
—
— 6pm
—
—
Station readings
12
18
CAMS model adj +6
34
27
25
27
34
34
34
54
54
54
54
54
54
66
66

Air Quality Trend (24h)

PM2.54.3 µg/m³ ✓ WHO
Good
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38
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Nearby Cities

35 Hakonegasaki 37 Hamura 37 Fussa 34 Yokota 32 Iruma 35 Akishima 34 Musashimurayama 38 Ōme 41 Hannō

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:19 UTC.