Sihwa, Siheung-si, Gyeonggi, South Korea (시화산단 경기) Air Quality
Monitoring Station
· Ansan-si, South Korea
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
8
3pm
8
8
8
6pm
8
8
8
9pm
8
8
8
12am
28
28
28
3am
28
28
—
6am
—
—
—
9am
—
—
—
12pm
—
—
CAMS model
adj -26
34
34
34
34
34
34
34
34
34
34
54
54
54
54
54
Air Quality Forecast (24h)
PM2.55.0 µg/m³
✓ WHO
Good
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19
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-09T18:43 UTC.