O'Mearas Creek is a River located in Renfrew, Ontario and has an elevation of 175 meters.

• Latitude: 45° 48' 11'' North   (decimal: 45.8030555)
• Longitude: 77° 8' 54'' West   (decimal: -77.1483333)
• Topography Feature Category: River
• Geographical Feature: Creek
• Canadian Province/Territory: Ontario
• Elevation: 175 meters
• Location: Renfrew
• Atlas of Canada Locator Map: O'Mearas Creek
• GPS Coordinate Locator Map: O'Mearas Creek Lat/Long