Multiple Purpose Dam #6, located in Lyona, Dickinson County, Kansas, serves as a critical infrastructure for flood risk reduction, recreation, and water supply purposes. Built in 1982 by A&E and USDA - SCS, this earth dam stands at a height of 51.5 feet and stretches 2800 feet in length, with a storage capacity of 16,074 acre-feet and a drainage area of 24.77 square miles. The dam's primary source agency is the Kansas Department of Agriculture, ensuring state regulation, inspection, and enforcement to maintain its integrity.

This dam on Lyon Creek, a tributary of the Kansas River, plays a key role in mitigating flood risks in the region while providing opportunities for recreation and water supply for the surrounding communities. Despite its fair condition assessment and high hazard potential, the dam has not undergone any recent modifications and lacks certain emergency preparedness measures such as an Emergency Action Plan (EAP) and updated inundation maps. However, with regular inspections and a hazard potential classification of high, efforts are being made to ensure the safety and functionality of Multiple Purpose Dam #6.

As an essential piece of infrastructure in the area, Multiple Purpose Dam #6 stands as a testament to the importance of water resource management and climate resilience. With its multiple purposes and state-regulated oversight, the dam continues to serve the community while highlighting the need for ongoing maintenance, risk assessment, and emergency preparedness in the face of changing climate conditions and growing water resource challenges.