Walter Dam, located in Diagonal, Iowa, is a privately owned structure designed by NRCS for fire protection, stock, or small fish pond purposes. Completed in 2005, this earth dam stands at a height of 27 feet with a length of 549 feet, providing a storage capacity of 75 acre-feet. Situated on TR- Squaw Creek in Ringgold County, this dam has a surface area of 6.9 acres and serves as a crucial water resource in the region.

Managed by the Iowa Department of Natural Resources, Walter Dam is regulated, inspected, and enforced to ensure safety and compliance with state guidelines. Despite its low hazard potential, the dam poses a moderate risk, warranting risk management measures. The dam's spillway type is uncontrolled, with a width of 1 foot, and it has not been modified since its completion. With its strategic location and purposeful design, Walter Dam plays a vital role in water conservation and management in the area.

For water resource and climate enthusiasts, Walter Dam serves as a prime example of sustainable water infrastructure. Its efficient design, state regulation, and risk assessment measures highlight the importance of responsible water management in mitigating potential hazards. As a key feature in the local landscape, this dam stands as a testament to the intersection of human ingenuity and environmental stewardship, embodying the critical role that water resources play in our ever-changing climate.