Alta Lake is a Unincorporated area located in New Westminster Land District, British Columbia.

• Latitude: 50° 8' 30'' North   (decimal: 50.1416666)
• Longitude: 122° 57' 20'' West   (decimal: -122.9555555)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Former Post Office
• Canadian Province/Territory: British Columbia
• Location: New Westminster Land District
• GPS Coordinate Locator Map: Alta Lake Lat/Long