List of America's deepest man-made lakes

Lake Oroville in California is the deepest man-made US lake at 690 feet, created by Oroville Dam on the Feather River.

Dworshak Reservoir in Idaho is 650 feet deep, formed by Dworshak Dam on the North Fork of the Clearwater River.

New Bullards Bar Reservoir in California reaches 620 feet, impounded by New Bullards Bar Dam.

The list includes Lake Powell (Arizona/Utah, 583 ft), Lake Mead (Arizona/Nevada, 532 ft), and others.

Depths are measured at maximum capacity and fluctuate with weather, drought, and demand.