Lac Demell is a Lake located in Rapides-des-Joachims; Pontiac, Quebec.

• Latitude: 46° 17' 16'' North   (decimal: 46.2878373)
• Longitude: 77° 40' 46'' West   (decimal: -77.6794720)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rapides-des-Joachims; Pontiac
• Atlas of Canada Locator Map: Lac Demell
• GPS Coordinate Locator Map: Lac Demell Lat/Long