Ōtsuka, Saitama-ken, Japan (小川比企郡小川町) Air Quality
Monitoring Station
· Ogawamachi, Japan
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
5
11pm
29
5
5
2am
5
5
5
5am
7
14
14
8am
34
34
34
11am
46
—
—
2pm
—
—
—
5pm
—
—
—
8pm
—
—
Station readings
29
CAMS model
adj -20
25
25
25
25
25
25
25
27
34
34
54
54
54
66
Air Quality Forecast (24h)
PM2.57.0 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
53
Ōtsuka, Saitama-ken, Japan (小川比企郡小川町)
42
Shiroishi, Saitama Prefecture, Japan (東秩父秩父郡東秩父村)
58
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
44
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
72
Matsuyama, Higashimatsuyama, Saitama Prefecture, Japan (東松山岩鼻自排東松山市)
58
Matsuyama, Higashimatsuyama, Saitama Prefecture, Japan (東松山岩鼻自排東松山市)
21
Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)
2
Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:12 UTC.