Porter, located in Dayton, Tennessee, is a private dam on Yellow Creek with a primary dam type of Earth. It has a structural height of 10 feet and a hydraulic height of 8 feet, with a dam length of 1300 feet. The dam has a storage capacity of 66 acre-feet and a surface area of 22 acres, serving a drainage area of 0.19 square miles. The spillway type for Porter is uncontrolled, with no outlet gates present.

Despite being classified as having a low hazard potential, Porter has a moderate risk assessment rating. The dam has not been rated for its condition assessment, and the last inspection was conducted in January 2019 with a frequency of every 5 years. While there are no associated structures with Porter, it is notable for its location in Rhea County, Tennessee, under the jurisdiction of the Nashville District of the US Army Corps of Engineers. The dam is not regulated by the state and has no state permitting or inspection requirements.

Overall, Porter is a significant water resource in the region, contributing to the management of Yellow Creek's flow and providing storage capacity for water supply and flood control. With its moderate risk assessment rating, it is essential for stakeholders and public officials to monitor and maintain the dam's integrity to ensure the safety of surrounding communities and the environment.