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

Monitoring Station · Morohongō, Japan
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
30 9pm
27
27
27 12am
27
27
27 3am
27
34
34 6am
34
54
54 9am
34
—
— 12pm
—
—
— 3pm
—
—
— 6pm
—
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CAMS model
27
27
27
27
27
27
27
27
34
34
34
54
54
34

Air Quality Forecast (24h)

PM2.57.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

51
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
0.0 km PM2.5: 12.1 µg/m³
21
Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)
7.6 km PM2.5: 5.0 µg/m³
37
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
7.9 km PM2.5: 8.9 µg/m³
46
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
7.9 km PM2.5: 11.0 µg/m³
31
Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)
10.1 km PM2.5: 7.4 µg/m³
7
Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)
10.1 km PM2.5: 1.7 µg/m³
53
Namiyanagi, Hannō-shi, Saitama-ken, Japan (飯能飯能市)
10.7 km PM2.5: 13.1 µg/m³
71
Namiyanagi, Hannō-shi, Saitama-ken, Japan (飯能飯能市)
10.7 km PM2.5: 21.6 µg/m³

Nearby Cities

56 Morohongō 55 Hidaka 56 Sakado 56 Tsurugashima 55 Hannō 53 Ranzan 55 Ogawamachi 53 Higashi-Matsuyama 57 Igusa

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T00:22 UTC.