Frd No 9, located in El Dorado, Kansas, is a local government-owned earth dam completed in 1982 for flood risk reduction on the Walnut River-TR. With a dam height of 29 feet and a length of 1800 feet, it has a storage capacity of 3450 acre-feet and a normal storage level of 36.7 feet. The dam is regulated by the Kansas Department of Agriculture and is classified as having a low hazard potential.

Despite being rated as "Not Rated" in terms of condition assessment, the dam is considered to have moderate risk (3) according to the risk assessment. It has an uncontrolled spillway with a width of 140 feet and a maximum discharge capacity of 2500 cfs. The dam is not equipped with outlet gates and has no associated structures. Overall, Frd No 9 plays a crucial role in protecting the surrounding area from flood events and is a key component in the local flood risk reduction strategy.