Hongo, Niihama, Ehime, Japan (中村新居浜市) Air Quality
Monitoring Station
· Niihama, Japan
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
9
2am
29
12
12
5am
12
12
12
8am
19
39
39
11am
39
39
39
2pm
39
39
—
5pm
—
—
—
8pm
—
—
—
11pm
—
—
Station readings
9
29
CAMS model
adj -15
27
27
27
27
27
27
27
34
54
54
54
54
54
54
54
Air Quality Forecast (24h)
PM2.57.0 µg/m³
✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T05:25 UTC.