Hongo, Niihama, Ehime, Japan (中村新居浜市) Air Quality
Monitoring Station
· Niihama, Japan
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
72
10pm
23
18
16
1am
25
45
45
4am
45
25
25
7am
25
25
45
10am
45
45
—
1pm
—
—
—
4pm
—
—
—
7pm
—
—
Station readings
72
23
16
CAMS model
adj -9
34
27
27
27
34
54
54
54
34
34
34
34
54
54
54
Air Quality Forecast (24h)
PM2.53.8 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
25
Hongo, Niihama, Ehime, Japan (中村新居浜市)
30
Hongo, Niihama, Ehime, Japan (中村新居浜市)
34
Kubotacho, Niihama, Ehime, Japan (金子新居浜市)
30
Kubotacho, Niihama, Ehime, Japan (金子新居浜市)
25
Kubotacho, Niihama, Ehime, Japan (金子新居浜市)
34
Omachi, Saijo, Ehime, Japan (西条西条市)
38
Nyugawa, Saijo, Ehime, Japan (東予西条市)
21
Nyugawa, Saijo, Ehime, Japan (東予西条市)
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T01:46 UTC.