B 2 Alouette Wastewater Treatment Plant, Sept-Îles, Québec

B 2 Alouette is a wastewater treatment plant located in Sept-Îles, Québec, Canada, within the Côte-Nord region. The plant serves the Aluminerie Alouette industrial site and operates under secondary treatment, which is standard for industrial wastewater in Canada. Its location near the Gulf of St. Lawrence places it in a coastal environment. The plant's treatment process is secondary, providing biological treatment to reduce organic matter and suspended solids. As an industrial facility, it likely follows provincial regulations under Quebec's Environment Quality Act and federal guidelines from Environment Canada. The plant's discharge volume is 256.30 units, indicating significant flow from the industrial operations. The treated effluent is discharged into the Gulf of St. Lawrence, a major estuary and marine ecosystem. This water body supports diverse aquatic life, including fish, marine mammals, and seabirds. The plant's coastal location requires careful management to protect the sensitive marine environment from nutrient and pollutant loading.

The plant discharges into the Gulf of St. Lawrence, a large estuary that connects the Great Lakes to the Atlantic Ocean. This water body is ecologically sensitive, supporting fisheries, marine mammals, and migratory birds. The coastal location means treated effluent enters a dynamic marine environment where dilution and dispersion are influenced by tides and currents. Protecting water quality is critical for downstream ecosystems and local communities.