What Is Smith Mountain Lake?


Quick Answer

Smith Mountain Lake is a large lake located in the state of Virginia. It has a surface area of over 30 square miles and a shoreline that is 500 miles long. Smith Mountain Lake is situated within a valley region of the Blue Ridge Mountains in southern central Virginia.

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Full Answer

The lake was formed in 1963 through damming the Blackwater and Roanoke Rivers to generate electricity and manage downstream water flow. Filling Smith Mountain Lake took approximately 2.5 years. The average depth of the lake is 55 feet, while the maximum depth is 250 feet. Smith Mountain Lake has an average surface elevation of 785 feet.

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