St Marys Sydney North-west Air Quality

Monitoring Station · St Clair, Australia
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

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

PM2.515.9 µg/m³ ×1.1 WHO
Moderate
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Nearby Monitoring Stations

61
St Marys Sydney North-west
0.0 km PM2.5: 16.9 µg/m³
21
St Marys Sydney North-west
0.0 km PM2.5: 5.0 µg/m³
68
St Marys Sydney North-west
0.0 km PM2.5: 20.2 µg/m³
46
St Marys Sydney North-west
0.0 km PM2.5: 11.0 µg/m³
21
St Marys Sydney North-west
0.0 km PM2.5: 5.0 µg/m³
57
St Marys Sydney North-west
0.0 km PM2.5: 15.0 µg/m³
2
St Marys Sydney North-west
0.0 km PM2.5: 0.5 µg/m³
55
St Marys Sydney North-west
0.0 km PM2.5: 14.0 µg/m³

Nearby Cities

42 St Clair 42 Mount Druitt 26 Glenmore Park 42 Cranebrook 42 Quakers Hill 52 Blacktown 52 Seven Hills 52 Glenwood 76 Greystanes

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T01:04 UTC.