Big Marsh Lake is a Lake located in Saskatchewan and has an elevation of 754 meters.

• Latitude: 49° 45' North   (decimal: 49.7500154)
• Longitude: 102° 17' West   (decimal: -102.2838220)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Saskatchewan
• Elevation: 754 meters
• Atlas of Canada Locator Map: Big Marsh Lake
• GPS Coordinate Locator Map: Big Marsh Lake Lat/Long