Jeffrey Ec; Aux Make-Up is a privately owned structure located in Pottawatomie, Kansas, with a primary purpose classified as "Other." This earth dam stands at a height of 114 feet and has a length of 2240 feet, holding a storage capacity of 22,000 acre-feet. The dam is regulated by the Kansas Dept. of Agriculture and is subject to state permitting, inspection, and enforcement.

Situated on the Kansas River, this dam plays a crucial role in water resource management in the region, with a drainage area of 2.43 square miles. It has a high hazard potential but has been assessed to be in satisfactory condition. The last inspection took place in September 2019, with a frequency of inspections every three years. While specific risk assessment and management measures are not detailed, the dam serves as a vital infrastructure supporting the local ecosystem and water supply.

Overall, Jeffrey Ec; Aux Make-Up represents a significant component of the water infrastructure in Kansas, providing storage and regulatory functions for the surrounding area. With its sizable storage capacity and strategic location on the Kansas River, this dam contributes to water resource management efforts and climate resilience in Pottawatomie County. As a privately owned structure, it is subject to state jurisdiction and oversight, ensuring its continued safe operation for the community and environment.