Lac Petchedetz is a Lake located in Sainte-Paule; Matane, Quebec and has an elevation of 238 meters.

• Latitude: 48° 42' 10'' North   (decimal: 48.7027777)
• Longitude: 67° 30' 58'' West   (decimal: -67.5161111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 238 meters
• Location: Sainte-Paule; Matane
• Atlas of Canada Locator Map: Lac Petchedetz
• GPS Coordinate Locator Map: Lac Petchedetz Lat/Long