St Marys Sydney North-west Air Quality

Monitoring Station · St Clair, Australia
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
10 2am
10
10
9 5am
9
9
9 8am
9
9
9 11am
9
9
9 2pm
9
9
— 5pm
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—
— 8pm
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—
— 11pm
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CAMS model adj -15
25
25
25
24
24
24
24
24
24
24
24
24
24
24
24

Air Quality Forecast (24h)

PM2.53.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

57
St Marys Sydney North-west
0.0 km PM2.5: 15.0 µg/m³
22
St Marys Sydney North-west
0.0 km PM2.5: 5.3 µg/m³
18
St Marys Sydney North-west
0.0 km PM2.5: 4.3 µg/m³
25
St Marys Sydney North-west
0.0 km PM2.5: 6.0 µg/m³
24
St Marys Sydney North-west
0.0 km PM2.5: 5.8 µg/m³
15
St Marys Sydney North-west
0.0 km PM2.5: 3.6 µg/m³
16
Sydney Penrith
9.6 km PM2.5: 3.8 µg/m³
20
Sydney Penrith
9.6 km PM2.5: 4.8 µg/m³

Nearby Cities

25 St Clair 25 Mount Druitt 25 Glenmore Park 25 Cranebrook 25 Quakers Hill 25 Blacktown 25 Seven Hills 25 Glenwood 8 Greystanes

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-12T05:46 UTC.