Hydro Flo, located in Wolfe, Kentucky, is a federal water supply dam owned and regulated by the USDA Forest Service. Completed in 1958, this Earth-type dam stands at a structural height of 25 feet and has a length of 235 feet. With a storage capacity of 75 acre-feet and a drainage area of 135 acres, Hydro Flo primarily serves the purpose of water supply for the region.

Despite being classified as having a low hazard potential and a moderate risk assessment, Hydro Flo has not been rated for its condition assessment. The dam's spillway type is uncontrolled, with a width of 10 feet, and it has not been modified since its construction. The last inspection of the dam was conducted in August 2016, and it is subject to state regulation by the Kentucky Division of Water, including permitting, inspection, and enforcement measures.

For water resource and climate enthusiasts, Hydro Flo presents an intriguing case study of a federal water supply dam in Kentucky. Its location, design, and operational features provide valuable insights into the management and regulation of water resources in the region. The dam's history, purpose, and risk assessment highlight the importance of monitoring and maintaining infrastructure for sustainable water management in the face of changing environmental conditions.