The Gladman Miller Dam, located in Naponee, Nebraska, is a privately owned structure designed by the USDA NRCS to reduce flood risks in the area. Completed in 1963, this earth dam stands at a height of 23 feet and has a hydraulic height of 22 feet, with a length of 460 feet. It has a normal storage capacity of 7 acre-feet and a maximum storage capacity of 179 acre-feet, serving a drainage area of 3 square miles.

Managed by the Nebraska Department of Natural Resources, the Gladman Miller Dam is regulated, permitted, inspected, and enforced by state authorities to ensure its safety and compliance with regulations. With a low hazard potential and fair condition assessment, the dam plays a crucial role in mitigating flood risks along the Turkey Creek. Although no spillway information is provided, the dam has been regularly inspected every five years, with the last assessment conducted in June 2018.

Overall, the Gladman Miller Dam serves as a vital infrastructure for flood risk reduction in Harlan County, Nebraska. Its construction and maintenance are overseen by the Natural Resources Conservation Service, highlighting the collaboration between private owners and government agencies to protect the local community from potential water-related disasters. The dam's strategic location and design contribute to the overall water resource management efforts in the region, making it an essential component of the area's resilience to climate-related challenges.