Lac Saint-Thomas is a Lake located in Lac-Normand; Mékinac, Quebec and has an elevation of 287 meters.

• Latitude: 47° 9' 6'' North   (decimal: 47.1516667)
• Longitude: 72° 56' 7'' West   (decimal: -72.9352778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 287 meters
• Location: Lac-Normand; Mékinac
• Atlas of Canada Locator Map: Lac Saint-Thomas
• GPS Coordinate Locator Map: Lac Saint-Thomas Lat/Long