Ichihara (市原) Air Quality
Monitoring Station
· Ichihara, Japan
65
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
51
10pm
65
34
34
1am
34
34
51
4am
51
51
51
7am
51
34
34
10am
34
—
—
1pm
—
—
—
4pm
—
—
—
7pm
—
—
Station readings
65
CAMS model
adj -32
83
66
66
66
66
66
83
83
83
83
83
66
66
66
Air Quality Forecast (24h)
PM2.518.8 µg/m³
×1.3 WHO
Moderate
Nearby Monitoring Stations
55
Ichihara (市原)
42
Ichihara (市原)
27
Goichuonishi, Ichihara, Chiba, Japan (市原五井市原市)
17
Goichuonishi, Ichihara, Chiba, Japan (市原五井市原市)
5
Tsuiheiji, Ichihara, Chiba, Japan (市原廿五里市原市)
68
Tsuiheiji, Ichihara, Chiba, Japan (市原廿五里市原市)
76
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
64
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T01:23 UTC.