Soap Creek Watershed Site 68-31, located in Monroe County, Iowa, is a crucial water resource managed by the local government for fire protection, stock, and small fish pond purposes. Constructed in 1997 by the USDA NRCS, this earth dam stands at a height of 34 feet and has a storage capacity of 63 acre-feet. With a drainage area of 0.23 square miles and a surface area of 2 acres, this dam plays a vital role in flood risk reduction along the TR-Morman Creek.

Despite being categorized as having low hazard potential and a moderate risk assessment rating, the condition of Soap Creek Watershed Site 68-31 has not been rated. Nonetheless, the Iowa Department of Natural Resources enforces state regulations, permits, inspects, and enforces the operations of the dam. With the Rock Island District overseeing this site, the dam serves as a critical infrastructure for water resource management and climate resilience in the region.