Usine traitement d eau usees de Drummondville - Quebec Wastewater Treatment Plant

Usine traitement d eau usees de Drummondville is a municipal wastewater treatment plant located at 265 Rue Picotin in Drummondville, Quebec, Canada. The plant serves a population of approximately 63,133 people, classifying it as a medium-sized agglomeration within the province's wastewater infrastructure. The plant operates under Canada's federal wastewater regulations, specifically the Wastewater Systems Effluent Regulations (WSER) under the Fisheries Act, which set national effluent quality standards. For a plant of this scale, secondary treatment is typically required to meet these standards, ensuring protection of receiving waters. The plant discharges into the local watershed, which ultimately drains into the St. Lawrence River via the Saint-Francois River. The St. Lawrence River is a major ecological corridor supporting diverse aquatic life and migratory fish species. The plant's operations are critical to maintaining water quality in this sensitive freshwater ecosystem.

The plant discharges into the Saint-Francois River, a tributary of the St. Lawrence River, which flows into the Gulf of St. Lawrence and the Atlantic Ocean. The St. Lawrence River supports diverse aquatic life, including fish species such as Atlantic salmon and lake sturgeon, and serves as an important migratory corridor for birds. Protecting water quality in this watershed is essential for maintaining ecological health and downstream uses.