West Branch Union Brook is a River located in Restigouche, New Brunswick and has an elevation of 399 meters.

• Latitude: 47° 48' North   (decimal: 47.8000000)
• Longitude: 67° 57' West   (decimal: -67.9499999)
• Topography Feature Category: River
• Geographical Feature: Branch
• Canadian Province/Territory: New Brunswick
• Elevation: 399 meters
• Location: Restigouche
• Atlas of Canada Locator Map: West Branch Union Brook
• GPS Coordinate Locator Map: West Branch Union Brook Lat/Long