Hughes Dam, located in New Sharon, Iowa, is a privately owned structure designed by USDA NRCS for grade stabilization purposes. Completed in 2010, this earth dam stands at 27 feet high and spans 395 feet in length. With a maximum storage capacity of 46 acre-feet and a normal storage of 29 acre-feet, Hughes Dam serves to control water flow and stabilize the tributary to English Creek.

Managed by the Iowa Department of Natural Resources, Hughes Dam is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and compliance with regulations. Despite being classified as having low hazard potential and not yet having a formal condition assessment, this dam plays a crucial role in managing water resources in Poweshiek County. With its strategic location and purpose, Hughes Dam contributes to the overall water management efforts in the region, safeguarding against potential risks and providing essential grade stabilization functions for the local environment.