Ruisseau William is a River located in Saint-Cyrille-de-Lessard; L'Islet, Quebec and has an elevation of 415 meters.

• Latitude: 46° 58' 29'' North   (decimal: 46.9747443)
• Longitude: 70° 8' 13'' West   (decimal: -70.1370119)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Elevation: 415 meters
• Location: Saint-Cyrille-de-Lessard; L'Islet
• Atlas of Canada Locator Map: Ruisseau William
• GPS Coordinate Locator Map: Ruisseau William Lat/Long