Located in Mills County, Iowa, the Waubonsie Cr. Watershed Site 3-5 is a significant earth dam with a height of 51 feet and a length of 700 feet. Completed in 1989, this dam serves multiple purposes including fire protection, stock, and small fish pond management, as well as flood risk reduction. With a storage capacity of 245 acre-feet and a drainage area of 0.24 square miles, this structure plays a crucial role in managing water resources in the area.

Managed by the local government and designed by USDA NRCS, this dam is regulated by the Iowa Department of Natural Resources, with state permitting, inspection, and enforcement in place. Despite being rated as low hazard potential and not assessed for condition, the risk assessment for this site is moderate. While the dam has not been modified in recent years, it is essential to ensure that emergency action plans are prepared and updated to meet guidelines in case of any unforeseen events.

With its location near Bartlett and the TR- Mc Pherron Creek, this watershed site is an integral part of the water management infrastructure in the region. As climate change continues to impact water resources, it is vital to monitor and maintain structures like the Waubonsie Cr. Watershed Site 3-5 to ensure the safety of the community and the sustainability of the ecosystem.