Ruisseau du Porc-Épic is a River located in Lac-Nilgaut; Pontiac, Quebec.

• Latitude: 46° 34' 30'' North   (decimal: 46.5750583)
• Longitude: 77° 4' 31'' West   (decimal: -77.0752800)
• Topography Feature Category: River
• Geographical Feature: Ruisseau
• Canadian Province/Territory: Quebec
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Ruisseau du Porc-Épic
• GPS Coordinate Locator Map: Ruisseau du Porc-Épic Lat/Long