Cocaine, MDMA and methamphetamine residues in wastewater: Consumption trends (2009–2015) in South East Queensland, Australia

• The most intensive temporal dataset on illicit stimulants use via WBE in Australia
• Illicit stimulants use assessed over 6 years in two populations (urban & rural)
• No noticeable trends for cocaine and MDMA use in the urban area
• A five-fold increase in methamphetamine use in the urban area
• A three-fold increase in methamphetamine use in the rural area