Digue Montjoie-C is a Hydraulic construction located in Lac-Ernest; Antoine-Labelle, Quebec.

• Latitude: 46° 15' 15'' North   (decimal: 46.2542158)
• Longitude: 75° 7' 34'' West   (decimal: -75.1260315)
• Topography Feature Category: Hydraulic construction
• Geographical Feature: Digue
• Canadian Province/Territory: Quebec
• Location: Lac-Ernest; Antoine-Labelle
• Atlas of Canada Locator Map: Digue Montjoie-C
• GPS Coordinate Locator Map: Digue Montjoie-C Lat/Long