Lac Plaisance is a Lake located in Lac-des-Eaux-Mortes; La Mitis, Quebec.

• Latitude: 48° 2' 55'' North   (decimal: 48.0486111)
• Longitude: 67° 44' 38'' West   (decimal: -67.7438888)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-des-Eaux-Mortes; La Mitis
• Atlas of Canada Locator Map: Lac Plaisance
• GPS Coordinate Locator Map: Lac Plaisance Lat/Long