Gus Jeter Lake Dam, also known as Gilliam Dam, is a private structure located in Union, South Carolina, along the TR-Cane Creek. Completed in 1954, this Earth-type dam stands at a height of 28 feet and stretches 750 feet in length, providing a storage capacity of 159 acre-feet for recreational purposes. Despite its low hazard potential, the dam's condition was assessed as poor during the last inspection in September 2017.

Managed by the South Carolina Department of Health and Environmental Control (SC DHEC), Gus Jeter Lake Dam is regulated, permitted, inspected, and enforced by the state. Its primary purpose is for recreation, offering a serene environment for water resource and climate enthusiasts to enjoy the surrounding surface area of 13 acres. The dam's poor condition assessment highlights the importance of ongoing maintenance and risk management to ensure the safety and longevity of this vital water structure in the region.

Although the dam's condition may raise concerns, its historical significance and recreational value make Gus Jeter Lake Dam a notable landmark in the Charleston District. With its earth construction and buttress core design, the dam remains a key feature along TR-Cane Creek, serving as a reminder of the important role water resources play in supporting local communities and ecosystems. As enthusiasts continue to appreciate and engage with this structure, it is crucial to prioritize its upkeep and safety measures for future generations to enjoy its beauty and benefits.