Cheonan (천안시) Air Quality

Monitoring Station · Cheonan, South Korea
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
3 5pm
1
1
3 8pm
3
3
3 11pm
10
30
30 2am
30
30
30 5am
30
—
— 8am
—
—
— 11am
—
—
— 2pm
—
—
CAMS model adj -24
27
25
25
27
27
27
27
34
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.55.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Cheonan (천안시)
0.0 km PM2.5: 6.0 µg/m³
38
Cheonan (천안시)
0.0 km PM2.5: 9.1 µg/m³
20
Cheonan (천안시)
0.0 km PM2.5: 4.8 µg/m³
59
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
3.4 km PM2.5: 15.9 µg/m³
55
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
3.4 km PM2.5: 14.0 µg/m³
29
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
3.4 km PM2.5: 7.0 µg/m³
17
Seongseong-dong, Chungnam, South Korea (성성동 충남)
3.4 km PM2.5: 4.1 µg/m³
70
Jangjae-ri, Chungnam, South Korea (장재리 충남)
3.6 km PM2.5: 21.1 µg/m³

Nearby Cities

55 Cheonan 45 Asan 41 Seonghwan 33 Pyeongtaek 21 Anseong 34 Yesan 20 Sejong 32 Chinch'ŏn 25 Osan

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-06T20:04 UTC.