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

Monitoring Station · Hakonegasaki, Japan
58
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
17 9pm
5
58
32 12am
5
12
12 3am
32
12
32 6am
32
32
32 9am
32
44
— 12pm
—
—
— 3pm
—
—
— 6pm
—
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Station readings
17
5
58
CAMS model adj -22
54
54
54
54
27
34
34
54
34
54
54
54
54
54
66

Air Quality Forecast (24h)

PM2.515.4 µg/m³ ✓ WHO
Moderate
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33
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10
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36
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45
Azumacho, Iruma, Saitama, Japan (入間入間市)
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44
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9.3 km PM2.5: 10.6 µg/m³
26
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46
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4
八王子市大楽寺町
12.0 km PM2.5: 1.0 µg/m³

Nearby Cities

21 Hakonegasaki 23 Hamura 29 Fussa 19 Yokota 18 Iruma 18 Akishima 16 Musashimurayama 18 Ōme 18 Hannō

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T00:59 UTC.