Sentinel Mountain is a Mountain located in Cassiar Land District, British Columbia.

• Latitude: 59° 26' 18'' North   (decimal: 59.4383333)
• Longitude: 133° 26' 15'' West   (decimal: -133.4375000)
• Topography Feature Category: Mountain
• Geographical Feature: Mountain
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Sentinel Mountain
• GPS Coordinate Locator Map: Sentinel Mountain Lat/Long