Lac Obèse is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec.

• Latitude: 48° 55' 35'' North   (decimal: 48.9264284)
• Longitude: 70° 41' 58'' West   (decimal: -70.6995172)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Obèse
• GPS Coordinate Locator Map: Lac Obèse Lat/Long