Station d epuration Saint Marianne - Mirabel, Quebec Wastewater Treatment Plant

Station d epuration Saint Marianne is a municipal wastewater treatment plant located in Mirabel, Quebec, Canada. Situated in the Laurentides region, the plant serves a small community of approximately 3,319 residents, providing essential sanitation services to the Domaine-Vert Nord area. As a small-scale facility in Quebec, the plant is subject to provincial environmental regulations under the Quebec Environment Quality Act. Treatment standards for such facilities typically involve primary or secondary treatment processes to reduce organic matter and suspended solids before discharge. The plant's operational status indicates it is actively managing wastewater for the local population. The treated effluent from the plant is discharged into local waterways that eventually drain into the St. Lawrence River system. The St. Lawrence River is a major ecological corridor supporting diverse aquatic life and serves as a critical water resource for the region. The plant's operations contribute to protecting downstream water quality and ecosystem health.

The plant discharges into the local watershed that flows into the St. Lawrence River, one of Canada's most significant waterways. The St. Lawrence River supports a diverse range of aquatic species and is an important migratory route for fish. Protecting water quality in this basin is essential for maintaining ecological balance and supporting recreational and economic activities downstream.