Cerro Merquín, Chile Air Quality
Monitoring Station
· Coronel, Chile
78
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
57
9pm
57
57
57
12am
57
57
57
3am
57
57
57
6am
57
57
57
9am
37
37
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
CAMS model
adj +3
54
54
54
54
54
54
54
54
54
54
54
54
54
34
34
Air Quality Forecast (24h)
PM2.524.9 µg/m³
×1.7 WHO
Moderate
Nearby Monitoring Stations
20
Cerro Merquín, Chile
96
Coronel Norte, Chile
79
Coronel Norte, Chile
-
Coronel Sur
13
Punteras, Chile
56
Punteras, Chile
30
Punteras, Chile
9
Punteras, Chile
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T00:59 UTC.