Ōtsuka, Saitama-ken, Japan (小川比企郡小川町) Air Quality

Monitoring Station · Ogawamachi, Japan

18

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

9 3pm

18

26

26 6pm

26

26

26 9pm

26

26

26 12am

28

35

35 3am

28

28

— 6am

—

—

— 9am

—

—

— 12pm

—

—

Station readings

9

18

CAMS model adj +1

25

25

25

25

25

25

25

25

25

25

27

34

34

27

27

Air Quality Forecast (24h)

PM2.54.3 µg/m³ ✓ WHO

Good

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Nearby Monitoring Stations

Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)

13.0 km PM2.5: 3.6 µg/m³

Matsuyama, Higashimatsuyama, Saitama Prefecture, Japan (東松山岩鼻自排東松山市)

13.3 km PM2.5: 1.9 µg/m³

Uwanodai, Fukaya, Saitama, Japan (深谷深谷市)

14.2 km PM2.5: 11.3 µg/m³

Minano, Saitama-ken, Japan (皆野秩父郡皆野町)

14.7 km PM2.5: 5.8 µg/m³

Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)

15.9 km PM2.5: 13.5 µg/m³

Koizuka, Kumagaya, Saitama, Japan (熊谷肥塚自排熊谷市)

16.2 km PM2.5: 7.0 µg/m³

Hinodamachi, Chichibu, Saitama, Japan (秩父秩父市)

18.2 km PM2.5: 4.1 µg/m³

Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)

19.8 km PM2.5: 3.1 µg/m³

Nearby Cities

18 Ogawamachi 23 Ranzan 25 Yorii 20 Yamata 16 Higashi-Matsuyama 27 Kumagaya 19 Morohongō 44 Fukayachō 44 Sakado

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T18:54 UTC.