Frd No 18, located in Timken, Kansas, is a local government-owned earth dam designed by USDA NRCS and completed in 1992. The primary purpose of the dam is flood risk reduction along the Wet Walnut Creek-TR river or stream. With a structural height of 29 feet and a length of 1900 feet, Frd No 18 has a storage capacity of 1630 acre-feet and a drainage area of 7.17 square miles.

Despite being classified as having a low hazard potential, Frd No 18 is considered to have a moderate risk level. The dam has a spillway width of 50 feet and no outlet gates. The condition assessment is currently listed as "Not Rated" with the last inspection date being in September 1991. The dam is regulated by the Kansas Department of Agriculture and has state permitting, inspection, and enforcement in place to ensure its safety and compliance with regulations.

Overall, Frd No 18 serves a vital role in mitigating flood risks in Rush County, Kansas. With its strategic location and design, this earth dam plays a significant part in protecting the surrounding area from potential flooding events. The collaboration between local government, USDA NRCS, and state regulatory agencies ensures that Frd No 18 is maintained and operated effectively for the benefit of the community and the environment.