Petit ruisseau des Trente is a River located in Saint-Marc-sur-Richelieu; La Vallée-du-Richelieu, Quebec.

• Latitude: 45° 43' 34'' North   (decimal: 45.7261498)
• Longitude: 73° 12' 38'' West   (decimal: -73.2106862)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Saint-Marc-sur-Richelieu; La Vallée-du-Richelieu
• Atlas of Canada Locator Map: Petit ruisseau des Trente
• GPS Coordinate Locator Map: Petit ruisseau des Trente Lat/Long