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Wastewater Reveals Stark Drug Use Divide Across Canada
26 Sep
Summary
- Wastewater data shows significant drug use variations in Canadian cities.
- Methamphetamine and cocaine highest in Prince Albert, Sask.
- Fentanyl levels remain dramatically higher in Metro Vancouver.
Wastewater analysis from eight Canadian cities has uncovered significant disparities in drug consumption patterns. Prince Albert, Saskatchewan, registered the highest levels of methamphetamine and considerable fluctuations in cocaine, far exceeding other monitored locations.
Metro Vancouver consistently showed the highest concentrations of fentanyl in its wastewater. While levels have declined recently, this trend coincided with a drop in the city's unregulated drug death rate.
Halifax reported the lowest methamphetamine detections but had comparatively high cocaine levels. Conversely, Toronto's wastewater indicated the highest average MDMA levels among the cities studied.
Montreal stood out with comparatively low levels of several opioids, including codeine, methadone, and oxycodone. Its stimulant profile was closer to Toronto's, with less methamphetamine and more MDMA.
This Statistics Canada survey measures drug metabolites in wastewater collected between January 2024 and March 2026, serving approximately 9.2 million people. Experts caution that while wastewater data is a valuable proxy for drug use, it doesn't provide exact consumption figures or user counts.
