Ottertail Lake is a Lake located in Rainy River, Ontario and has an elevation of 344 meters.

• Latitude: 48° 44' 34'' North   (decimal: 48.7427777)
• Longitude: 92° 54' 46'' West   (decimal: -92.9127777)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 344 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Ottertail Lake
• GPS Coordinate Locator Map: Ottertail Lake Lat/Long