Cerro Merquín, Chile Air Quality

Monitoring Station · Coronel, Chile
152
Unhealthy
Everyone should reduce prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
74 4am
74
74
74 7am
74
74
74 10am
74
74
74 1pm
74
76
74 4pm
74
74
— 7pm
—
—
— 10pm
—
—
— 1am
—
—
CAMS model adj +49
25
25
25
25
25
25
25
25
25
25
25
27
25
25
25

Air Quality Forecast (24h)

PM2.557.4 µg/m³ ×3.8 WHO
Unhealthy
View city history →

Nearby Monitoring Stations

38
Cerro Merquín, Chile
0.0 km PM2.5: 9.1 µg/m³
53
Cerro Merquín, Chile
0.0 km PM2.5: 13.1 µg/m³
95
Coronel Norte, Chile
1.4 km PM2.5: 33.0 µg/m³
89
Coronel Norte, Chile
1.4 km PM2.5: 30.2 µg/m³
87
Coronel Norte, Chile
1.4 km PM2.5: 29.2 µg/m³
219
Coronel Norte, Chile
1.4 km PM2.5: 168.7 µg/m³
-
Coronel Sur
1.5 km
122
Lota urbana, Chile
6.3 km PM2.5: 44.0 µg/m³

Nearby Cities

25 Coronel 25 Lota 26 Chiguayante 26 Hualqui 26 San Pedro de la Paz 26 Concepción 25 Arauco 26 Talcahuano 26 Penco

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T07:11 UTC.