Cottonwood Creek 8-D is a crucial flood risk reduction structure located in Saunders County, Nebraska. Built in 1968 by the USDA NRCS, this earth dam stands at a height of 27 feet and plays a significant role in protecting the surrounding area from potential flooding events. With a normal storage capacity of 186 acre-feet and a maximum discharge of 1327 cubic feet per second, the dam covers a drainage area of 1.9 square miles and serves as a vital component of the local water resource management system.

Managed by the Nebraska Department of Natural Resources, Cottonwood Creek 8-D has been assessed to be in satisfactory condition with a low hazard potential. The dam's design includes stone core types and soil foundations, contributing to its structural integrity and effectiveness in flood control. Despite its age, the dam undergoes regular inspections every five years to ensure its continued functionality and safety. With its strategic location on TR-Cottonwood Creek and proximity to Wahoo, this dam remains a key asset in mitigating flood risks and protecting the community from potential water-related disasters.

As climate change continues to impact weather patterns and exacerbate the frequency and intensity of extreme events, structures like Cottonwood Creek 8-D become increasingly vital in safeguarding communities against flooding. The collaborative efforts between local government agencies, the USDA NRCS, and the Nebraska Department of Natural Resources highlight the importance of proactive water resource management practices in ensuring the resilience of infrastructure to climate-related challenges. With its satisfactory condition and low hazard potential, Cottonwood Creek 8-D stands as a testament to effective flood risk reduction measures in the face of a changing climate.