Lac Opale is a Lake located in Réservoir-Dozois; Vallée-de-l'Or, Quebec and has an elevation of 388 meters.

• Latitude: 47° 40' 55'' North   (decimal: 47.6819444)
• Longitude: 77° 7' 30'' West   (decimal: -77.125)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 388 meters
• Location: Réservoir-Dozois; Vallée-de-l'Or
• Atlas of Canada Locator Map: Lac Opale
• GPS Coordinate Locator Map: Lac Opale Lat/Long