Cheonan (천안시)

Monitoring Station · Cheonan, South Korea
102
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
54 7am
54
66
66 10am
66
66
66 1pm
66
66
66 4pm
66
66
66 7pm
66
66
— 10pm
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— 1am
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— 4am
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Air Quality Trend (24h)

PM2.535.9 µg/m³ ×2.4 WHO
Unhealthy for sensitive groups
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Nearby Monitoring Stations

163
Cheonan (천안시)
0.0 km PM2.5: 78.7 µg/m³
75
Cheonan (천안시)
0.0 km PM2.5: 23.5 µg/m³
171
Cheonan (천안시)
0.0 km PM2.5: 94.2 µg/m³
77
Cheonan (천안시)
0.0 km PM2.5: 24.5 µg/m³
75
Cheonan (천안시)
0.0 km PM2.5: 23.5 µg/m³
67
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
3.4 km PM2.5: 19.7 µg/m³
46
Seonghwang-dong, Cheonan-si, Chungnam, South Korea (성황동 충남)
3.4 km PM2.5: 11.0 µg/m³
71
Seongseong-dong, Chungnam, South Korea (성성동 충남)
3.4 km PM2.5: 21.6 µg/m³

Nearby Cities

83 Cheonan 67 Asan 73 Seonghwan 70 Pyeongtaek 70 Anseong 81 Yesan 66 Sejong 78 Chinch'ŏn 71 Osan

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-21T10:26 UTC.