Lake Powell and Lake Mead supply water to roughly 40 million people

Lake Mead’s main source of water is snow melt from the Rocky Mountains, collected and funneled southward by the Colorado River.

The Glen Canyon Dam creates the reservoir called Lake Powell, and separates the Upper and Lower Colorado River Basins.

Lake Mead supplies water to more than 20 million people.

Lake Mead’s main source of water is snow melt from the Rocky Mountains, collected and funneled southward by the Colorado River.

The Glen Canyon Dam creates the reservoir called Lake Powell, and separates the Upper and Lower Colorado River Basins.

Lake Mead supplies water to more than 20 million people.

Lake Mead’s main source of water is snow melt from the Rocky Mountains, collected and funneled southward by the Colorado River.

The Glen Canyon Dam creates the reservoir called Lake Powell, and separates the Upper and Lower Colorado River Basins.

Lake Mead supplies water to more than 20 million people.