Big Rock River is a River located in Mackenzie, Northwest Territories and has an elevation of 183 meters.

• Latitude: 65° 1' 45'' North   (decimal: 65.0293053)
• Longitude: 122° 47' 26'' West   (decimal: -122.7905909)
• Topography Feature Category: River
• Geographical Feature: River
• Canadian Province/Territory: Northwest Territories
• Elevation: 183 meters
• Location: Mackenzie
• Atlas of Canada Locator Map: Big Rock River
• GPS Coordinate Locator Map: Big Rock River Lat/Long