Air quality data is available from 1 January 2016. Individual stations have been monitoring for different time periods so data may not be available for all possible times.Brisbane CBD station began monitoring air quality on 1 January 2000.
Aerosols and fine particles can reduce visibility. Smoke from fires or haze are common causes of poor visibility.
The guideline for Visibility is 235Mm⁻¹ (1hr avg).
Visibility is measured in inverse megametres.