St Marys Sydney North-west

Monitoring Station · St Clair, Australia
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
54 7am
54
34
27 10am
27
34
34 1pm
34
34
34 4pm
34
34
27 7pm
27
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Air Quality Trend (24h)

PM2.511.5 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
St Marys Sydney North-west
0.0 km PM2.5: 6.0 µg/m³
27
St Marys Sydney North-west
0.0 km PM2.5: 6.5 µg/m³
69
St Marys Sydney North-west
0.0 km PM2.5: 20.7 µg/m³
45
St Marys Sydney North-west
0.0 km PM2.5: 10.8 µg/m³
56
Sydney Penrith
9.6 km PM2.5: 14.5 µg/m³
23
Sydney Penrith
9.6 km PM2.5: 5.5 µg/m³
39
Sydney Penrith
9.6 km PM2.5: 9.4 µg/m³
27
Sydney Penrith
9.6 km PM2.5: 6.5 µg/m³

Nearby Cities

26 St Clair 26 Mount Druitt 26 Glenmore Park 8 Cranebrook 26 Quakers Hill 26 Blacktown 26 Seven Hills 26 Glenwood 57 Greystanes

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-16T10:04 UTC.