Norris Lake offers 809 miles of shoreline, two state wildlife management areas, three state parks, numerous boat docks and marinas, county parks, and public access areas. The lake extends 56 miles up the Powell River, 73 miles up the Clinch River and has a surface area of 33,840 acres. The lake is a deep, prestine mountain lake which is used flood water storage during the winter drawdown period. The lake levels will range between approximately 1,000 feet above sea level in the winter to approximately 1,020 at full pool.