Jefferson County Roadgrade Dam 16-73-9, located in Rome, Iowa, is a local government-owned structure designed by NRCS for grade stabilization along TR- Walnut Creek. Completed in 2002, this earth dam stands at a height of 24 feet and spans a length of 554 feet, with a storage capacity of 130 acre-feet. The dam serves the primary purpose of grade stabilization and is regulated by the Iowa Department of Natural Resources, with state permitting, inspection, and enforcement in place.

With a low hazard potential and a moderate risk assessment rating of 3, Jefferson County Roadgrade Dam 16-73-9 has not been rated for condition assessment. The dam features an uncontrolled spillway with a width of 3 feet and has a drainage area of 0.78 square miles. Despite its moderate risk level, the dam has not been recently inspected, and emergency action preparedness measures have not been documented. As a key structure in the area, it is important for water resource and climate enthusiasts to stay informed about the condition and management of this dam to ensure the safety and integrity of the surrounding community and environment.