Lac Plat is a Lake located in Rivière-au-Tonnerre; Minganie, Quebec and has an elevation of 140 meters.

• Latitude: 50° 20' 58'' North   (decimal: 50.3494444)
• Longitude: 65° 25' 37'' West   (decimal: -65.4269444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 140 meters
• Location: Rivière-au-Tonnerre; Minganie
• Atlas of Canada Locator Map: Lac Plat
• GPS Coordinate Locator Map: Lac Plat Lat/Long