Roche Plate is a Shoal located in Grenville-sur-la-Rouge; Argenteuil, Quebec.

• Latitude: 45° 38' 47'' North   (decimal: 45.6463888)
• Longitude: 74° 41' 31'' West   (decimal: -74.6919444)
• Topography Feature Category: Shoal
• Geographical Feature: Roche
• Canadian Province/Territory: Quebec
• Location: Grenville-sur-la-Rouge; Argenteuil
• Atlas of Canada Locator Map: Roche Plate
• GPS Coordinate Locator Map: Roche Plate Lat/Long