Chenal de Saint-Thomas is a Channel located in Saint-Antoine-de-l'Isle-aux-Grues; Montmagny, Quebec and has an elevation of 16 meters.

• Latitude: 47° 1' 13'' North   (decimal: 47.0202989)
• Longitude: 70° 35' 43'' West   (decimal: -70.5953575)
• Topography Feature Category: Channel
• Geographical Feature: Chenal
• Canadian Province/Territory: Quebec
• Elevation: 16 meters
• Location: Saint-Antoine-de-l'Isle-aux-Grues; Montmagny
• Atlas of Canada Locator Map: Chenal de Saint-Thomas
• GPS Coordinate Locator Map: Chenal de Saint-Thomas Lat/Long