Wastewater analysis reveals rise in meth use

ANALYSIS of wastewater in southeast Queensland shows a significant increase in methamphetamine use over the past 5–6 years.

Researchers say 500 samples taken from a metropolitan city shows a fivefold increase in consumption between 2009 and 2015, and 700 samples taken from a regional city show a 3.4-fold rise in the same period.

Analysis of wastewater from the inlets of treatment plants is a way of monitoring illicit drug use in the population, the authors say.

However, the data does not shed light on whether methamphetamine consumption has grown because there are more new users or