Lac Thachic is a Lake located in Rivière-aux-Outardes; Manicouagan, Quebec and has an elevation of 465 meters.

• Latitude: 50° 56' 4'' North   (decimal: 50.9344670)
• Longitude: 68° 50' 33'' West   (decimal: -68.8425135)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 465 meters
• Location: Rivière-aux-Outardes; Manicouagan
• Atlas of Canada Locator Map: Lac Thachic
• GPS Coordinate Locator Map: Lac Thachic Lat/Long