Ruisseau Lalanne is a River located in Mont-Saint-Grégoire; Le Haut-Richelieu, Quebec and has an elevation of 57 meters.

• Latitude: 45° 17' 28'' North   (decimal: 45.2911518)
• Longitude: 73° 6' 57'' West   (decimal: -73.1159632)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Elevation: 57 meters
• Location: Mont-Saint-Grégoire; Le Haut-Richelieu
• Atlas of Canada Locator Map: Ruisseau Lalanne
• GPS Coordinate Locator Map: Ruisseau Lalanne Lat/Long