Riordan Lake is a Lake located in Menihek, Newfoundland and Labrador and has an elevation of 597 meters.

• Latitude: 52° 50' 26'' North   (decimal: 52.8405555)
• Longitude: 66° 54' 1'' West   (decimal: -66.9002777)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 597 meters
• Location: Menihek
• Atlas of Canada Locator Map: Riordan Lake
• GPS Coordinate Locator Map: Riordan Lake Lat/Long