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

Monitoring Station · Morohongō, Japan

63

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

Last Reading

Nearby Monitoring Stations

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AQI Forecast

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Station readings

63

Air Quality Forecast (24h)

PM2.517.8 µg/m³ ×1.2 WHO

Moderate

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Nearby Monitoring Stations

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

6.9 km PM2.5: 7.2 µg/m³

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

6.9 km PM2.5: 5.8 µg/m³

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

7.6 km PM2.5: 16.9 µg/m³

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

7.9 km PM2.5: 5.3 µg/m³

Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)

10.1 km PM2.5: 10.1 µg/m³

Namiyanagi, Hannō-shi, Saitama-ken, Japan (飯能飯能市)

10.7 km PM2.5: 7.2 µg/m³

Ōtsuka, Saitama-ken, Japan (小川比企郡小川町)

13.0 km PM2.5: 2.9 µg/m³

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

13.8 km PM2.5: 3.1 µg/m³

Nearby Cities

56 Morohongō 42 Hidaka 38 Sakado 30 Tsurugashima 30 Hannō 31 Ranzan 13 Ogawamachi 38 Higashi-Matsuyama 34 Igusa

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T09:20 UTC.