Sparks Dam, located in Woodbury County, Iowa, is a privately owned structure designed by the USDA NRCS and regulated by the Iowa DNR. Completed in 1964, this earth dam stands at a height of 23 feet and has a length of 490 feet, providing fire protection and serving as a small fish pond. With a storage capacity of 71 acre-feet and a surface area of 4 acres, Sparks Dam plays a crucial role in managing water resources in the area.

Despite its low hazard potential, Sparks Dam is subject to moderate risk, as indicated by its risk assessment rating of 3. While the dam's condition assessment is currently not rated, regular inspections, enforcement, and permitting by the Iowa DNR ensure its safety and functionality. The dam's primary purpose and design highlight its importance for both local water supply and ecosystem management, emphasizing the intersection of water resource management and climate resilience in the region.

As a key feature in the TR-WOLF CREEK watershed, Sparks Dam contributes to the overall water management strategy in Woodbury County, Iowa. With its uncontrolled spillway and soil foundation, the dam serves as a vital structure for fire protection and stock purposes, showcasing the multifaceted role of dams in balancing water supply needs with environmental conservation. For water resource and climate enthusiasts, Sparks Dam represents a critical piece of infrastructure that underscores the importance of sustainable water management practices in the face of changing climatic conditions.