Emerald Valley Dam, located in Clayton County, Iowa, along the TR-Volga River, stands out as a private earth dam constructed in 2008 primarily for recreation purposes. Designed by MMS Consultants & Roger Mohn, this dam reaches a height of 47 feet and boasts a storage capacity of 349 acre-feet. The dam's surface area spans 10.6 acres, providing ample space for outdoor enthusiasts to enjoy water-based activities such as boating and fishing.

Managed by the Iowa Department of Natural Resources, Emerald Valley Dam has a significant hazard potential but is currently in satisfactory condition, as assessed in June 2018. Despite its uncontrolled spillway type, the dam's risk level is rated as moderate, with adequate risk management measures in place. As a favorite recreational spot in the area, visitors can appreciate the dam's picturesque surroundings and the opportunities it offers for outdoor recreation.

With its strategic location and impressive design, Emerald Valley Dam stands as a testament to the fusion of water resource management and recreational enjoyment. As climate and water resource enthusiasts explore this site, its peaceful ambiance and structural integrity serve as a reminder of the importance of sustainable dam management in protecting our environment and fostering outdoor recreation opportunities for generations to come.