Greyell Slough is a Lake located in New Westminster Land District, British Columbia and has an elevation of 16 meters.

• Latitude: 49° 12' North   (decimal: 49.1999999)
• Longitude: 121° 51' West   (decimal: -121.8499999)
• Topography Feature Category: Lake
• Geographical Feature: Slough
• Canadian Province/Territory: British Columbia
• Elevation: 16 meters
• Location: New Westminster Land District
• Atlas of Canada Locator Map: Greyell Slough
• GPS Coordinate Locator Map: Greyell Slough Lat/Long