Lac Manekashum is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 365 meters.

• Latitude: 47° 14' 58'' North   (decimal: 47.2494444)
• Longitude: 77° 27' 53'' West   (decimal: -77.4647222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 365 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Manekashum
• GPS Coordinate Locator Map: Lac Manekashum Lat/Long