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

Monitoring Station · Chichibu, Japan
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
5 11pm
5
25
25 2am
25
25
25 5am
25
25
25 8am
25
25
25 11am
25
—
— 2pm
—
—
— 5pm
—
—
— 8pm
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CAMS model adj -29
34
34
54
54
54
54
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.53.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

21
Hinodamachi, Chichibu, Saitama, Japan (秩父秩父市)
9.0 km PM2.5: 5.0 µg/m³
30
Sakurazawa, Saitama Prefecture, Japan (寄居桜沢自排大里郡寄居町)
11.4 km PM2.5: 7.2 µg/m³
30
Nakakayama, Hidaka, Saitama, Japan (日高日高市)
20.7 km PM2.5: 7.2 µg/m³
40
Matsuyama, Higashimatsuyama, Saitama Prefecture, Japan (東松山岩鼻自排東松山市)
21.6 km PM2.5: 9.6 µg/m³
25
Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)
22.5 km PM2.5: 6.0 µg/m³
29
Haragō, Fukaya-shi, Saitama-ken, Japan (深谷原郷自排深谷市)
22.6 km PM2.5: 7.0 µg/m³
20
Miyacho, Kumagaya, Saitama, Japan (熊谷熊谷市)
24.1 km PM2.5: 4.8 µg/m³
25
Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)
24.9 km PM2.5: 6.0 µg/m³

Nearby Cities

40 Chichibu 55 Ogawamachi 55 Yorii 51 Ranzan 53 Morohongō 54 Kodamachō-kodamaminami 47 Yamata 50 Hidaka 45 Sakado

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T02:00 UTC.