Unl - Ardc South Lagoon Dam is a state-regulated structure located in Saunders County, Nebraska, specifically in the city of Memphis. Completed in 2013, this earth dam stands at a height of 17 feet and stretches 2300 feet in length, creating a storage capacity of 61.3 acre-feet with a normal storage of 30.5 acre-feet. The dam serves as a critical component for managing the water resources of the TR-Wahoo Creek, with a low hazard potential and satisfactory condition assessment.

This dam plays a vital role in water resource management for the region, as it helps control the flow of water and provides storage for irrigation, municipal, and recreational purposes. Owned and regulated by the Nebraska Department of Natural Resources (NE DNR), the dam undergoes regular inspections to ensure its structural integrity and safety. The surrounding area, with a surface area of 5.17 acres and a drainage area of 0.05 square miles, benefits from the water management capabilities of this structure, contributing to the overall climate resilience of the community.

As climate change continues to impact water availability and extreme weather events become more frequent, the Unl - Ardc South Lagoon Dam stands as a crucial infrastructure for mitigating flood risks and ensuring water security for the residents of Saunders County. With its efficient design and satisfactory condition, this dam exemplifies the importance of proactive water resource management in adapting to a changing climate and safeguarding communities against potential hazards.