Les Trois Îles is a River feature located in Causapscal; La Matapédia, Quebec.

• Latitude: 48° 22' 51'' North   (decimal: 48.3807999)
• Longitude: 67° 15' 11'' West   (decimal: -67.2531000)
• Topography Feature Category: River feature
• Geographical Feature: Fosse à saumon
• Canadian Province/Territory: Quebec
• Location: Causapscal; La Matapédia
• GPS Coordinate Locator Map: Les Trois Îles Lat/Long