Bangston Dam, located in Villisca, Iowa, is a privately owned structure that serves multiple purposes including fire protection, stock maintenance, and as a small fish pond. Constructed in 2006 by the NRCS, this earth dam stands at a height of 32 feet and has a length of 326 feet. The dam has a storage capacity of 73 acre-feet, with a normal storage level of 29 acre-feet, covering a surface area of 3.8 acres in the West Nodaway River watershed.

With a low hazard potential and a moderate risk assessment rating, Bangston Dam is regulated and inspected by the Iowa Department of Natural Resources. The dam features an uncontrolled spillway with a width of 2 feet and is situated in a drainage area of 0.45 square miles. The dam's condition has not been officially rated, and no Emergency Action Plan (EAP) has been prepared to date. Despite its small size and limited risk, Bangston Dam plays a crucial role in water resource management and ecosystem maintenance in the region.