Gibbs Dam, located in Dunbar, Nebraska, is a vital structure managed by the local government and designed by USDA NRCS. Completed in 1962, this earth dam stands at a height of 27 feet and serves multiple purposes including flood risk reduction. With a normal storage capacity of 17 acre-feet and a maximum discharge of 179 cubic feet per second, Gibbs Dam plays a crucial role in managing water resources and protecting the surrounding area from potential flooding.

Operated by the Nebraska Department of Natural Resources, Gibbs Dam is regulated, inspected, and enforced to ensure its structural integrity and safety. With a low hazard potential and a satisfactory condition assessment as of May 2019, this dam provides essential water management functions for the TR-N FK Little Nemaha River. Its location in Otoe County, Nebraska, highlights its significance in maintaining water levels, drainage areas, and surface areas for the local ecosystem and community. Enthusiasts of water resources and climate will appreciate the importance of Gibbs Dam in mitigating flood risks and ensuring water security in the region.