National Drugs in Wastewater Testing Programme - 2025 Annual Overview

This overview of the Drugs in Wastewater Programme results for 2025 outlines the estimated annual consumption across all 62 testing sites in 2025, provides a comparison with previous years, and summarises general trends for the three main drug types (methamphetamine, MDMA and cocaine).

This report includes estimates of the annual number of common doses consumed, annual social harm cost and annual amount spent on these drugs (dollar value). They have been included to provide perspective. Please note: