Leo Lake, located in El Paso County, Colorado, is a Federal-owned reservoir primarily used for irrigation purposes. Built in 1930, this Earth dam stands at a height of 15 feet and has a storage capacity of 37 acre-feet, with a normal storage of 18 acre-feet. The dam spans 240 feet in length and covers a surface area of 4 acres, serving as a vital resource for water supply in the region.

Managed by the Omaha District of the US Army Corps of Engineers, Leo Lake has a low hazard potential and is deemed to be in satisfactory condition as of the last inspection in October 2015. With a moderate risk assessment rating, the reservoir is equipped with an uncontrolled spillway and a maximum discharge capacity of 2588 cubic feet per second. Despite its modest size, the lake offers recreational opportunities in addition to its essential role in providing water for irrigation in the surrounding area.

The dam's location on the SOUTH BEAVER CREEK-TR river and its proximity to Colorado Springs make Leo Lake a significant water resource in the region. With state regulation and permitting in place, along with regular inspections and enforcement measures, the reservoir exemplifies responsible water management practices while also offering a picturesque setting for outdoor activities and a reminder of the enduring importance of water resources in a changing climate.