St Marys Sydney North-west Air Quality

Monitoring Station · St Clair, Australia
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
15 8am
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16 11am
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16 2pm
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17 5pm
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17 8pm
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17
— 11pm
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— 2am
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— 5am
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CAMS model adj -8
24
24
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25

Air Quality Forecast (24h)

PM2.53.6 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

11
St Marys Sydney North-west
0.0 km PM2.5: 2.6 µg/m³
23
St Marys Sydney North-west
0.0 km PM2.5: 5.5 µg/m³
20
St Marys Sydney North-west
0.0 km PM2.5: 4.8 µg/m³
22
Sydney Penrith
9.6 km PM2.5: 5.3 µg/m³
15
Sydney Penrith
9.6 km PM2.5: 3.6 µg/m³
16
Sydney Penrith
9.6 km PM2.5: 3.8 µg/m³
20
Prospect Sydney North-west
13.6 km PM2.5: 4.8 µg/m³
12
Prospect Sydney North-west
13.6 km PM2.5: 2.9 µg/m³

Nearby Cities

28 St Clair 32 Mount Druitt 31 Glenmore Park 31 Cranebrook 31 Quakers Hill 41 Blacktown 42 Seven Hills 31 Glenwood 36 Greystanes

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T11:29 UTC.