Occurrence and Ecotoxicological Risks of Pharmaceuticals and Illicit Drugs in Effluent and Unsheltered Homelessness-Impacted River Systems

Key Points

• Contaminants from effluent pose significant ecotoxicological risks to river systems and aquatic life.
• The presence of pharmaceuticals and illicit drugs in the water was confirmed, with levels raising environmental concerns.
• Analysis of water samples showed high concentrations of drugs, underlining the impact of unsheltered homelessness on local waterways.
• Risks for aquatic species are heightened, highlighting the need for better waste management and harm reduction strategies.