Lac Ampuis is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 364 meters.

• Latitude: 47° 16' North   (decimal: 47.2666999)
• Longitude: 77° 55' West   (decimal: -77.9167000)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 364 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Ampuis
• GPS Coordinate Locator Map: Lac Ampuis Lat/Long