Chart air quality data
What’s new
Air quality categories for PM2.5 and sulfur dioxide have been updated to align with changes to national guidelines
About Carbon monoxide
Carbon monoxide is a colourless, odourless gas formed when substances containing carbon (such as petrol, gas, coal and wood) are burned with an insufficient supply of air. It has serious health impacts on humans and animals, especially those with cardiovascular disease.
The guideline for Carbon monoxide is 9ppm (8hr avg).
Carbon monoxide is measured in parts per million.
