Santiago — Air Quality

Chile, South America. US AQI: 172 (Unhealthy). Air Quality Score: 30.4/100. Dominant pollutant: PM2.5.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 48 / 50
Air Quality Score 0/100 Rank 47 / 50
Breathability 0/100 Rank 46 / 50

City Info

City ID
aq-santiago
Country
Chile (CL)
Region
South America
Population
6,770,000
Coordinates
-33.4489, -70.6693
Timezone
America/Santiago
AQI Level
Unhealthy
EU AQI
117
Dominant Pollutant
PM2.5
Measured At
2026-07-08T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 Dominant 72.6 μg/m³
PM10 74.5 μg/m³
O3 12.0 μg/m³
NO2 101.3 μg/m³
SO2 89.3 μg/m³
CO 2953.0 μg/m³
PM2.5: 2.2% PM10: 2.3% O3: 0.4% NO2: 3.1% SO2: 2.7% CO: 89.4% Air Quality
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