Dd No K-4 is a local government-owned earth dam in Fort Scott, Kansas, completed in 1994 for flood risk reduction along the Bunion Creek-TR. With a height of 20.5 feet and a length of 890 feet, this dam provides a storage capacity of 149.42 acre-feet and a normal storage of 9.11 acre-feet. The dam has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment.

Despite being uncontrolled, the dam features a 30-foot spillway width to manage maximum discharges of up to 600 cubic feet per second. The primary purpose of Dd No K-4 is flood risk reduction, with additional purposes including debris control. Located in Bourbon County, Kansas, this dam plays a crucial role in protecting the local community from potential flooding events. The risk assessment for Dd No K-4 is moderate, highlighting its importance in managing water resources and climate-related challenges in the region.