Frd No 7, also known as Lyons Creek Watershed Dam 7, is a crucial water resource infrastructure located in Dickinson County, Kansas. Built in 1974 by the USDA NRCS, this earth dam stands at a height of 35 feet and serves primarily for flood risk reduction in the area. With a storage capacity of 565.87 acre-feet and a drainage area of 1.1 square miles, the dam plays a significant role in managing water flow and protecting the surrounding community from potential flooding events.

Managed by the local government and regulated by the Kansas Department of Agriculture, Frd No 7 is inspected every five years to ensure its structural integrity and functionality. The dam has been assessed to be in fair condition with a significant hazard potential, highlighting the importance of regular monitoring and maintenance. Despite its age, Frd No 7 continues to serve its purpose effectively, providing essential flood protection for the residents of Lyona and the surrounding areas.

With a spillway width of 40 feet and uncontrolled spillway type, Frd No 7 is equipped to manage excess water flow during heavy rainfall events. The dam's location along Lyon Creek-TR and its critical role in flood risk reduction underscore the importance of maintaining this infrastructure to safeguard the community and preserve the local ecosystem. As water resource and climate enthusiasts, it is vital to recognize the significance of structures like Frd No 7 in ensuring water security and resilience in the face of changing climate patterns.