Current and forecast air quality

Air quality index (AQI) values are updated hourly and a daily air quality forecast is made for the Greater Sydney Metropolitan Region at 4pm each day.








This information is also available by calling the NSW OEH Environment Line: 131 555 (local call cost throughout NSW) or (02) 9995 5555 (if calling from outside NSW).

Climate and Atmospheric Science is a NATA accredited facility (Accreditation number:  14209)

Disclaimer: The data used in the compilation of this page have undergone only preliminary quality assurance checks. These data may require modification during final stages of validation as a result of calibration changes, power failures, instrument failures etc.

Australian Standard AS/NZS 3580.1.1:2007 Methods for sampling and analysis of ambient air - Guide to siting air monitoring equipment 


Non-conforming sites  Reason
Rozelle clear sky angle is < 120o, trees within 20 metres west of monitoring site
Chullora clear sky angle is < 120o, trees within 20 metres north-east and east of monitoring site
Lindfield clear sky angle is < 120o, trees within 20 metres north and south-west of monitoring site


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Page last updated: 23 September 2015