Gs Dd No. 5-8 is a vital debris control structure located in Coffey, Kansas, along the Long Creek-TR stream. Owned by the local government and regulated by the Kansas Department of Agriculture, this earth dam plays a crucial role in reducing flood risks in the area. Completed in 1993, the dam stands at a height of 17.2 feet and has a storage capacity of 204 acre-feet, with a normal storage level of 31.3 acre-feet.

With a spillway width of 40 feet and a maximum discharge capacity of 503.1 cubic feet per second, Gs Dd No. 5-8 is designed to handle moderate risk levels. The dam's low hazard potential and uncontrolled spillway type indicate its effectiveness in managing water levels and protecting the surrounding area from potential flooding events. Although the structure has not been rated for its condition assessment, its construction and design by King Engineering and Charles W. Nay ensure its reliability in maintaining water resource sustainability for the community.

Overall, Gs Dd No. 5-8 serves as a critical infrastructure for debris control and flood risk reduction in Coffey, Kansas. Its strategic location and design make it a key component in the local water management system, providing essential protection and support for the community during extreme weather events. As a state-regulated and inspected structure, Gs Dd No. 5-8 exemplifies the collaborative efforts between local government and regulatory agencies to ensure the safety and resilience of water resources in the region.