Stoeffer Dam, located in Mingo, Iowa, is a privately owned structure built in 1987 for fire protection, stock, and small fish pond purposes. The dam is classified as an earth type with a height of 27 feet and a length of 400 feet, providing a storage capacity of 17 acre-feet. Situated on TR-Indian Creek, the dam serves a drainage area of 0.09 square miles and covers a surface area of 1.3 acres.

Managed by the Iowa Department of Natural Resources, Stoeffer Dam is regulated, inspected, and enforced for safety compliance. Despite its low hazard potential, the dam is categorized as having a moderate risk level, with no specific risk management measures identified. While the condition of the dam is currently not rated, the structure is regularly monitored for any potential risks or hazards.

Stoeffer Dam is equipped with an uncontrolled spillway and has no outlet gates or associated structures. With its strategic location and modest storage capacity, the dam plays a crucial role in water resource management and ecosystem support in the Story County area. Climate and water resource enthusiasts will find Stoeffer Dam to be an intriguing example of private ownership and regulatory oversight in the realm of dam infrastructure.