Lac à Antonio-Gagné is a Lake located in Saint-Marcellin; Rimouski-Neigette, Quebec and has an elevation of 250 meters.

• Latitude: 48° 18' 3'' North   (decimal: 48.3008728)
• Longitude: 68° 21' 34'' West   (decimal: -68.3594642)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 250 meters
• Location: Saint-Marcellin; Rimouski-Neigette
• Atlas of Canada Locator Map: Lac à Antonio-Gagné
• GPS Coordinate Locator Map: Lac à Antonio-Gagné Lat/Long