Cerro Merquín, Chile Air Quality

Monitoring Station · Coronel, Chile

9

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

9 10am

33

33

40 1pm

40

40

33 4pm

33

33

33 7pm

33

33

33 10pm

33

33

— 1am

—

—

— 4am

—

—

— 7am

—

—

CAMS model adj +6

27

27

27

34

34

34

27

27

27

27

27

27

27

27

27

Air Quality Forecast (24h)

PM2.52.2 µg/m³ ✓ WHO

Good

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Nearby Monitoring Stations

Cerro Merquín, Chile

0.0 km PM2.5: 46.9 µg/m³

Cerro Merquín, Chile

0.0 km PM2.5: 0.5 µg/m³

Cerro Merquín, Chile

0.0 km PM2.5: 4.1 µg/m³

Cerro Merquín, Chile

0.0 km PM2.5: 0.5 µg/m³

Coronel Norte, Chile

1.4 km PM2.5: 4.1 µg/m³

Coronel Norte, Chile

1.4 km PM2.5: 23.0 µg/m³

Coronel Norte, Chile

1.4 km PM2.5: 7.2 µg/m³

Coronel Norte, Chile

1.4 km PM2.5: 2.2 µg/m³

Nearby Cities

40 Coronel 38 Lota 44 Chiguayante 35 Hualqui 56 San Pedro de la Paz 60 Concepción 26 Arauco 68 Talcahuano 64 Penco

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-12T13:22 UTC.