Do levels of cocaine in wastewater in Australia vary by geographic location?
The amount of cocaine found in Australian wastewater varies substantially between Australian jurisdictions†.
In general, consumption was higher in capital cities compared to regional areas, with Sydney recording the highest mean consumption.
Source: Australian Criminal Intelligence Commission (2024). National Wastewater Drug Monitoring Program: Report 23. Canberra: ACIC.
† This FAQ uses data from the National Wastewater Drug Monitoring Program. Further information on the National Wastewater Drug Monitoring Program is available here.