Trethewey Falls is a Falls located in Muskoka, Ontario and has an elevation of 274 meters.

• Latitude: 44° 59' 19'' North   (decimal: 44.9886111)
• Longitude: 79° 16' 14'' West   (decimal: -79.2705555)
• Topography Feature Category: Falls
• Geographical Feature: Falls
• Canadian Province/Territory: Ontario
• Elevation: 274 meters
• Location: Muskoka
• Atlas of Canada Locator Map: Trethewey Falls
• GPS Coordinate Locator Map: Trethewey Falls Lat/Long