Etangs Aerees Wastewater Treatment Plant, Normandin, Quebec

Etangs Aerees is an operational wastewater treatment plant located on Avenue des Bassins in Normandin, Quebec, Canada. The facility serves a population of 2,621 residents in the Maria-Chapdelaine region of Saguenay-Lac-Saint-Jean. As a municipal plant, it plays a key role in managing local wastewater. The plant has a designed capacity of 1.00 million liters per day. In Canada, wastewater treatment facilities are regulated under provincial and federal frameworks, including the Canadian Environmental Protection Act and Quebec's Regulation respecting wastewater treatment. For small communities like Normandin, treatment typically involves primary or secondary processes to meet effluent standards. The treated effluent is discharged into the local watershed, which ultimately drains into the Saguenay River and then the St. Lawrence River. The St. Lawrence River is a major ecological corridor supporting diverse aquatic life and migratory fish species. Proper treatment helps protect downstream water quality and ecosystem health.

The plant discharges into the local watershed within the Saguenay-Lac-Saint-Jean region, which flows into the Saguenay River and then the St. Lawrence River. The St. Lawrence River is a critical freshwater ecosystem that supports diverse aquatic species, including fish and migratory birds. Effective wastewater treatment is essential to prevent nutrient loading and contamination in this ecologically sensitive river system.