Air quality categories for PM2.5 and sulfur dioxide have been updated to align with changes to national guidelines
Air quality data is available from 1 January 2024. Historical data back to 2010 is available on the Queensland Government data portal. Individual stations have been monitoring for different time periods so data may not be available for all possible times.The Gap station began monitoring air quality on 1 April 2009.
The guideline for Nickel is 0.12µg/m³ (24hr avg).
Nickel is measured in micrograms per cubic metre.