Waubonsie Cr. Watershed Site 39-1 in Mills County, Iowa is a local government-owned earth dam designed by USDA NRCS for fire protection, stock, or small fish pond purposes. Completed in 1983, this dam stands at a height of 37 feet and spans 640 feet, with a storage capacity of 103 acre-feet and a drainage area of 0.41 square miles. The dam's primary purpose also includes flood risk reduction, making it a vital resource for the surrounding community.

Located in Bartlett, Iowa, this dam on the Waubonsie Creek is regulated by the Iowa DNR and is subject to state permitting, inspection, and enforcement. With a low hazard potential and a moderate risk assessment rating, the site is deemed essential for water resource management and climate resilience efforts in the area. Even though its condition assessment is currently not rated, the dam plays a crucial role in protecting the local ecosystem and ensuring water security for the region.

Managed by the Natural Resources Conservation Service, Waubonsie Cr. Watershed Site 39-1 serves as a key infrastructure for maintaining water quality, mitigating flood risks, and supporting wildlife habitats. With its strategic location and design, this earth dam contributes to the overall environmental sustainability and resilience of the surrounding landscape, making it a valuable asset for water resource and climate enthusiasts to appreciate and support.