Onomachi, Ichikawa, Chiba, Japan (市川大野市川市) Air Quality
Monitoring Station
· Ichikawa, Japan
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
3
10pm
27
63
27
1am
27
27
44
4am
44
44
44
7am
44
27
27
10am
27
—
—
1pm
—
—
—
4pm
—
—
—
7pm
—
—
Station readings
3
63
CAMS model
adj -39
83
66
66
66
66
66
83
83
83
83
83
66
66
66
Air Quality Forecast (24h)
PM2.517.8 µg/m³
×1.2 WHO
Moderate
Nearby Monitoring Stations
34
Onomachi, Ichikawa, Chiba, Japan (市川大野市川市)
63
Ichikawa (市川)
30
Ichikawa (市川)
116
Innai, Funabashi, Chiba, Japan (船橋印内船橋市)
63
Innai, Funabashi, Chiba, Japan (船橋印内船橋市)
51
市川市, 千葉県, Japan (市川稲荷木(車)市川市)
70
Nemoto, Matsudo, Chiba, Japan (松戸根本松戸市)
59
Nemoto, Matsudo, Chiba, Japan (松戸根本松戸市)
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T01:20 UTC.