Dd No 18-8 is a local government-owned Earth dam located in Brown, Kansas, with a primary purpose of debris control and flood risk reduction on the Wolf River. Built in 1999 by BARTLETT & WEST ENGINEERS, this dam stands at a height of 39 feet and has a length of 800 feet, providing a storage capacity of 284.98 acre-feet. The dam's spillway, which is uncontrolled, has a width of 60 feet and the dam is regulated by the Kansas Department of Agriculture.

Despite being categorized as having a significant hazard potential, Dd No 18-8 is currently assessed to be in fair condition. With a moderate risk assessment rating, the dam is inspected every 5 years to ensure its structural integrity and safety. The dam does not have outlet gates and is associated with no other structures. While the dam's emergency action plan status and risk management measures are not specified in the data, its role in managing water resources and mitigating flood risks in the area is crucial for the community and the environment.