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

Monitoring Station · Morohongō, Japan
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
33 3am
57
50
42 6am
42
42
42 9am
42
42
54 12pm
71
71
71 3pm
71
71
— 6pm
—
—
— 9pm
—
—
— 12am
—
—
Station readings
33
57
50
CAMS model adj -12
54
54
54
54
54
54
54
54
54
66
83
83
83
83
83

Air Quality Trend (24h)

PM2.512.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

53
Nakakayama, Hidaka, Saitama, Japan (日高日高市)
6.9 km PM2.5: 13.1 µg/m³
55
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
7.9 km PM2.5: 14.0 µg/m³
53
Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)
10.1 km PM2.5: 13.1 µg/m³
55
Namiyanagi, Hannō-shi, Saitama-ken, Japan (飯能飯能市)
10.7 km PM2.5: 14.0 µg/m³
50
Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)
12.5 km PM2.5: 12.0 µg/m³
55
Ōtsuka, Saitama-ken, Japan (小川比企郡小川町)
13.0 km PM2.5: 14.0 µg/m³
55
Kawajima, Saitama-ken, Japan (川島自排比企郡川島町)
13.6 km PM2.5: 14.0 µg/m³
59
Kawajima, Saitama-ken, Japan (川島自排比企郡川島町)
13.6 km PM2.5: 15.9 µg/m³

Nearby Cities

54 Morohongō 52 Hidaka 54 Sakado 54 Tsurugashima 55 Hannō 52 Ranzan 49 Ogawamachi 47 Higashi-Matsuyama 56 Igusa

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-13T06:47 UTC.