East Mark Rock is a Shoal located in Newfoundland and Labrador.

• Latitude: 46° 51' 19'' North   (decimal: 46.8552777)
• Longitude: 55° 47' 25'' West   (decimal: -55.7902777)
• Topography Feature Category: Shoal
• Geographical Feature: Rock
• Canadian Province/Territory: Newfoundland and Labrador
• Atlas of Canada Locator Map: East Mark Rock
• GPS Coordinate Locator Map: East Mark Rock Lat/Long