USINE D ePURATION DES EAUX - Rigaud, Quebec Wastewater Treatment Plant

USINE D ePURATION DES EAUX is a municipal wastewater treatment plant located in Rigaud, Quebec, Canada. Situated at Rue J.-Hyacinthe-Leduc in the Vaudreuil-Soulanges region of Montérégie, the plant serves a population of about 4,308 residents. As an operational facility, it plays a key role in managing local wastewater for this small community. The plant operates under Quebec's environmental regulatory framework, which aligns with the Canada-wide approach to wastewater management. For a facility serving a population of this size, secondary treatment is typically required to meet effluent quality standards. The plant's treatment process ensures compliance with provincial discharge criteria, protecting downstream water quality. The treated effluent is discharged into the local watershed, which ultimately drains into the Ottawa River and then the St. Lawrence River. This water body supports diverse aquatic life and is an important migratory corridor for fish. The plant's operations help maintain the ecological health of these downstream environments.

The plant discharges into the local watershed that flows into the Ottawa River, a major tributary of the St. Lawrence River. The St. Lawrence River is a critical ecosystem supporting diverse aquatic species and serving as a vital waterway for the region. The plant's effluent management helps protect water quality in this ecologically sensitive river system.