Wickman Dam, located in Cass County, Iowa, is a privately owned structure designed by NRCS and completed in 2004. This earth dam stands at a height of 23 feet and stretches 720 feet in length, creating a small reservoir with a storage capacity of 147 acre-feet. The dam serves multiple purposes, including fire protection and providing a water source for stock or small fish ponds.

Managed by the Iowa Department of Natural Resources, Wickman Dam is regulated, permitted, inspected, and enforced by state authorities to ensure its safety and compliance with regulations. Despite being classified as having a low hazard potential, the dam's condition is currently not rated. The risk assessment for Wickman Dam is moderate, highlighting the importance of ongoing monitoring and maintenance to mitigate potential risks and ensure the safety of the surrounding community and environment.

Located along Crooked Creek, Wickman Dam plays a crucial role in water resource management in the region. With a surface area of 11.5 acres and a drainage area of 0.41 square miles, the dam helps control water flow and provides a source of water for various uses. As climate change continues to impact water resources, structures like Wickman Dam become increasingly important for sustainable water management and addressing the challenges posed by a changing climate.