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

Monitoring Station · Chichibu, Japan
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
56 2am
33
33
33 5am
33
33
33 8am
33
33
33 11am
33
33
33 2pm
33
33
— 5pm
—
—
— 8pm
—
—
— 11pm
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—
CAMS model adj -21
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.514.5 µg/m³ ✓ WHO
Moderate
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Nearby Monitoring Stations

25
Hinodamachi, Chichibu, Saitama, Japan (秩父秩父市)
9.0 km PM2.5: 6.0 µg/m³
17
Hinodamachi, Chichibu, Saitama, Japan (秩父秩父市)
9.0 km PM2.5: 4.1 µg/m³
17
Hinodamachi, Chichibu, Saitama, Japan (秩父秩父市)
9.0 km PM2.5: 4.1 µg/m³
38
Sakurazawa, Saitama Prefecture, Japan (寄居桜沢自排大里郡寄居町)
11.4 km PM2.5: 9.1 µg/m³
38
Nakakayama, Hidaka, Saitama, Japan (日高日高市)
20.7 km PM2.5: 9.1 µg/m³
25
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
22.3 km PM2.5: 6.0 µg/m³
44
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
22.3 km PM2.5: 10.6 µg/m³
10
Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)
22.5 km PM2.5: 2.4 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 2026-08-08T05:07 UTC.