Ruisseau du Lac à la Vase is a River located in Notre-Dame-de-Montauban; Mékinac, Quebec.

• Latitude: 46° 55' 37'' North   (decimal: 46.9269731)
• Longitude: 72° 18' 11'' West   (decimal: -72.3031573)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Notre-Dame-de-Montauban; Mékinac
• Atlas of Canada Locator Map: Ruisseau du Lac à la Vase
• GPS Coordinate Locator Map: Ruisseau du Lac à la Vase Lat/Long