Volume of Shasta Lake

The Capacity of Shasta Lake is 4,555,000 acre-ft at full poo.  The lake surface at full pool is 1,067 above sea level, with a maximum depth of 517 feet.  The surface area of the lake is 30,000 acres.  Assuming a mean mass elevation of 963 feet above sea level, the potential energy of the full pool is roughly 1372 GWh.