Sydney — Air Quality

Australia, Oceania. US AQI: 56 (Moderate). Air Quality Score: 78.2/100. Dominant pollutant: PM2.5.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 28 / 50
Air Quality Score 0/100 Rank 35 / 50
Breathability 0/100 Rank 35 / 50

City Info

City ID
aq-sydney
Country
Australia (AU)
Region
Oceania
Population
5,310,000
Coordinates
-33.8688, 151.2093
Timezone
Australia/Sydney
AQI Level
Moderate
EU AQI
30
Dominant Pollutant
PM2.5
Measured At
2026-05-24T08:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 Dominant 21.9 μg/m³
PM10 27.1 μg/m³
O3 29.0 μg/m³
NO2 32.2 μg/m³
SO2 6.5 μg/m³
CO 136.0 μg/m³
PM2.5: 8.7% PM10: 10.7% O3: 11.5% NO2: 12.7% SO2: 2.6% CO: 53.8% Air Quality
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