Ansan (안산시)

Monitoring Station · Ansan-si, South Korea
127
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
127 1pm
105
105
167 4pm
167
167
105 7pm
105
105
104 10pm
104
87
75 1am
75
75
— 4am
—
—
— 7am
—
—
— 10am
—
—
Station readings
127
CAMS model adj +21
83
84
84
146
146
146
84
84
84
83
83
66
54
54
54

Air Quality Trend (24h)

PM2.546.1 µg/m³ ×3.1 WHO
Unhealthy for sensitive groups
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Nearby Monitoring Stations

117
Ansan (안산시)
0.0 km PM2.5: 42.0 µg/m³
119
Ansan (안산시)
0.0 km PM2.5: 42.8 µg/m³
132
Jungangro1, Gyeonggi, South Korea (중앙대로(고잔동) 경기)
0.6 km PM2.5: 48.1 µg/m³
139
Jungangro1, Gyeonggi, South Korea (중앙대로(고잔동) 경기)
0.6 km PM2.5: 50.9 µg/m³
72
Jungangro1, Gyeonggi, South Korea (중앙대로(고잔동) 경기)
0.6 km PM2.5: 22.1 µg/m³
85
Hosu-dong, Ansan-si, Gyeonggi, South Korea (호수동 경기)
1.9 km PM2.5: 28.3 µg/m³
55
Hosu-dong, Ansan-si, Gyeonggi, South Korea (호수동 경기)
1.9 km PM2.5: 14.0 µg/m³
82
Wongok, Ansan-si, Gyeonggi, South Korea (원곡동 경기)
2.8 km PM2.5: 26.8 µg/m³

Nearby Cities

124 Ansan-si 108 Uiwang 104 Gunpo 99 Anyang-si 139 Hwaseong-si 111 Siheungdong 98 Suwon 89 Gwangmyeong 152 Incheon

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T16:31 UTC.