Whitewater Reservoir, also known as South Dam, is a public utility water supply facility located in Forbes, Minnesota. Managed by the Minnesota Department of Natural Resources, this reservoir plays a crucial role in providing water to the surrounding area. The dam, completed in 1954, stands at a height of 35 feet and has a structural height of 40 feet, with a total length of 3165 feet.

With a storage capacity of 26,873 acre-feet and a surface area of 1233 acres, Whitewater Reservoir is a significant water resource in the region. The reservoir is situated on the St. Louis River and serves as a vital source of water for both domestic and industrial purposes. It is regulated and inspected by the state authorities to ensure its safety and compliance with regulations.

Despite its significant hazard potential, Whitewater Reservoir has not been rated for its condition assessment. With a regular inspection frequency of 4 years, the reservoir is closely monitored for any maintenance or safety concerns. As a key water supply infrastructure in the area, Whitewater Reservoir plays a vital role in ensuring water security and resource management for the community it serves.