Lac Jeff is a Lake located in Trois-Rivières; Trois-Rivières, Quebec and has an elevation of 34 meters.

• Latitude: 46° 19' 23'' North   (decimal: 46.3230555)
• Longitude: 72° 42' 49'' West   (decimal: -72.7136111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 34 meters
• Location: Trois-Rivières; Trois-Rivières
• Atlas of Canada Locator Map: Lac Jeff
• GPS Coordinate Locator Map: Lac Jeff Lat/Long