Lac Séide is a Lake located in Réservoir-Dozois; Vallée-de-l'Or, Quebec and has an elevation of 371 meters.

• Latitude: 47° 27' 29'' North   (decimal: 47.4580556)
• Longitude: 77° 8' 2'' West   (decimal: -77.1338889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 371 meters
• Location: Réservoir-Dozois; Vallée-de-l'Or
• Atlas of Canada Locator Map: Lac Séide
• GPS Coordinate Locator Map: Lac Séide Lat/Long