Higashikoshigaya, Koshigaya, Saitama, Japan (越谷市東越谷越谷市) Air Quality
Monitoring Station
· Koshigaya, Japan
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
16
6pm
17
42
18
9pm
18
25
25
12am
45
45
45
3am
45
45
45
6am
45
45
—
9am
—
—
—
12pm
—
—
—
3pm
—
—
Station readings
17
42
CAMS model
adj -9
25
25
25
27
27
34
34
54
54
54
54
54
54
54
54
Air Quality Forecast (24h)
PM2.510.1 µg/m³
✓ WHO
Good
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38
Higashikoshigaya, Koshigaya, Saitama, Japan (越谷市東越谷越谷市)
41
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T21:24 UTC.