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
Station readings
17
5
58
CAMS model adj -22
54
54
54
54
27
34
34
54
34
54
54
54
54
54
66
PM2.515.4 µg/m³ ✓ WHO
Moderate
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T00:59 UTC.