Shiroishi, Saitama Prefecture, Japan (東秩父秩父郡東秩父村) Air Quality

Monitoring Station · Chichibu, Japan

10

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

24 9am

10

26

26 12pm

24

24

24 3pm

24

24

24 6pm

24

24

24 9pm

24

24

— 12am

—

—

— 3am

—

—

— 6am

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—

Station readings

10

CAMS model adj -1

25

27

27

27

25

25

25

25

25

25

25

25

25

25

25

Air Quality Forecast (24h)

PM2.52.4 µg/m³ ✓ WHO

Good

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Nearby Monitoring Stations

Shiroishi, Saitama Prefecture, Japan (東秩父秩父郡東秩父村)

0.0 km PM2.5: 4.8 µg/m³

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

9.0 km PM2.5: 8.2 µg/m³

Yorii, Saitama, Japan (寄居大里郡寄居町)

11.0 km PM2.5: 4.1 µg/m³

Nakakayama, Hidaka, Saitama, Japan (日高日高市)

20.7 km PM2.5: 5.0 µg/m³

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

21.6 km PM2.5: 3.8 µg/m³

Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)

21.9 km PM2.5: 5.0 µg/m³

Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)

22.5 km PM2.5: 2.6 µg/m³

Hinode, Honjo, Saitama, Japan (本庄本庄市)

24.7 km PM2.5: 6.0 µg/m³

Nearby Cities

34 Chichibu 18 Ogawamachi 17 Yorii 19 Ranzan 20 Morohongō 21 Kodamachō-kodamaminami 19 Yamata 18 Hidaka 15 Sakado

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T12:16 UTC.