Air quality readings are updated hourly and a daily air quality forecast is made for the Greater Sydney Metropolitan Region at 4pm each day. Follow the air quality category colours and use the activity guide to protect your health.
- News: The NSW Government is developing a dedicated air quality website, that presents air quality data and information that is fit-for-purpose, easy-to-understand and works well on desktop and mobile devices.
We invite you to try our first release or find out more.
- Live data is always reported in Standard Time (AEST).