Châteauguay River

The Châteauguay River is a waterway in southern Quebec, Canada, approximately 60 kilometers long. It flows southwest from the municipality of Howick to join the Saint Lawrence River near Châteauguay city. The river serves as a natural boundary between parts of Quebec and Ontario and is important for local ecosystems, recreation, and historic significance. It features wetlands, wooded areas, and supports various fish and bird species. The river's water quality and habitat are essential for maintaining biodiversity and are protected through environmental initiatives. It also plays a role in regional water management and conservation efforts.