Big River is a River located in Thunder Bay, Ontario and has an elevation of 370 meters.

• Latitude: 50° 30' 15'' North   (decimal: 50.5041666)
• Longitude: 88° 39' 57'' West   (decimal: -88.6658333)
• Topography Feature Category: River
• Geographical Feature: River
• Canadian Province/Territory: Ontario
• Elevation: 370 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Big River
• GPS Coordinate Locator Map: Big River Lat/Long