East Branch Union Brook is a River located in Restigouche, New Brunswick and has an elevation of 371 meters.

• Latitude: 47° 46' 15'' North   (decimal: 47.7708731)
• Longitude: 67° 55' 19'' West   (decimal: -67.9218921)
• Topography Feature Category: River
• Geographical Feature: Branch
• Canadian Province/Territory: New Brunswick
• Elevation: 371 meters
• Location: Restigouche
• Atlas of Canada Locator Map: East Branch Union Brook
• GPS Coordinate Locator Map: East Branch Union Brook Lat/Long