The Maximum Depth of Lake DeSmet is 120 feet.

The Intake Tunnel is 8.5 feet in diameter and 8316 feet long.

The Earliest Priority for storage of water in Lake DeSmet dates back to 1906.

The Lake DeSmet Reservoir capacity is 234,987 acre feet.

Click below to see a schematic diagram of water rights pertaining to Lake DeSmet.
Schematic Diagram