Lower Centerville Reservoir Dam, located in Centerville, Iowa, was completed in 1912 and serves as a vital water supply source for the region. Managed by the local government and regulated by the Iowa Department of Natural Resources, this Earth-type dam stands at a height of 39 feet and has a length of 530 feet. The dam has a storage capacity of 575 acre-feet, with a normal storage level of 380 acre-feet, covering a surface area of 28 acres and draining an area of 3.98 square miles.

With a spillway width of 92 feet and uncontrolled spillway type, the dam has been assessed to have a significant hazard potential but is currently deemed to be in satisfactory condition. The last inspection in June 2017 found the dam to be structurally sound, with an inspection frequency of every 5 years. While the risk assessment categorizes the dam as moderate, there are no specific risk management measures in place. Overall, Lower Centerville Reservoir Dam plays a crucial role in water resource management in the area, ensuring a reliable water supply for the community while being subject to regular monitoring and maintenance to ensure public safety and environmental protection.