Buenos Aires — Air Quality

Argentina, South America. US AQI: 42 (Good). Air Quality Score: 92.3/100. Dominant pollutant: NO2.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 19 / 50
Air Quality Score 0/100 Rank 10 / 50
Breathability 0/100 Rank 10 / 50

City Info

City ID
aq-buenos-aires
Country
Argentina (AR)
Region
South America
Population
15,370,000
Coordinates
-34.6037, -58.3816
Timezone
America/Argentina/Buenos_Aires
AQI Level
Good
EU AQI
20
Dominant Pollutant
NO2
Measured At
2026-05-24T08:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 6.5 μg/m³
PM10 7.6 μg/m³
O3 25.0 μg/m³
NO2 Dominant 14.0 μg/m³
SO2 4.8 μg/m³
CO 75.0 μg/m³
PM2.5: 4.9% PM10: 5.7% O3: 18.8% NO2: 10.5% SO2: 3.6% CO: 56.4% Air Quality