Passe Opatciwanak is a Channel located in Duhamel-Ouest; Témiscamingue, Quebec.

• Latitude: 47° 17' 11'' North   (decimal: 47.2864622)
• Longitude: 79° 27' 48'' West   (decimal: -79.4634462)
• Topography Feature Category: Channel
• Geographical Feature: Passe
• Canadian Province/Territory: Quebec
• Location: Duhamel-Ouest; Témiscamingue
• Atlas of Canada Locator Map: Passe Opatciwanak
• GPS Coordinate Locator Map: Passe Opatciwanak Lat/Long