Ravenna S Lake Dam, located in Buffalo County, Nebraska, is a local government-owned structure that serves primarily for recreational purposes. Completed in 1939, this earth dam stands at a height of 10 feet and spans a length of 328 feet, with a storage capacity of 120 acre-feet. Despite its low hazard potential, the dam's condition assessment as of 2016 was deemed poor, highlighting the need for maintenance and possible improvements.

Managed by the Nebraska Department of Natural Resources, Ravenna S Lake Dam is subject to state regulations, inspections, and enforcement to ensure its safety and functionality. Situated on the South Loup River, the dam contributes to the conservation of water resources in the region, with a surface area of 17 acres and a drainage area of 2 square miles. Although the dam has not undergone major modifications in recent years, regular inspections and monitoring are essential to address any potential risks and maintain its integrity.

With its picturesque location and historical significance, Ravenna S Lake Dam offers a tranquil setting for outdoor enthusiasts and nature lovers to enjoy. As climate change continues to impact water resources and infrastructure, the importance of maintaining and safeguarding such dams becomes increasingly crucial. By staying proactive in its management and upkeep, Ravenna S Lake Dam can continue to provide recreational opportunities while ensuring the safety and sustainability of its surrounding ecosystem.