Ottertail Lake is a Lake located in Rainy River, Ontario and has an elevation of 354 meters.

• Latitude: 48° 57' 9'' North   (decimal: 48.9525000)
• Longitude: 93° 42' 39'' West   (decimal: -93.7108333)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 354 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Ottertail Lake
• GPS Coordinate Locator Map: Ottertail Lake Lat/Long