Dd No Iv-9 is a local government-owned Earth dam located in Fort Scott, Kansas, along the Mill Creek-TR river. Completed in 1988 for flood risk reduction purposes, this dam stands at a height of 29.3 feet and has a storage capacity of 184.4 acre-feet. With a surface area of 4.9 acres and a drainage area of 0.66 square miles, Dd No Iv-9 plays a crucial role in mitigating potential flood hazards in the region.

Despite its low hazard potential, the condition of Dd No Iv-9 has not been rated, and it has not been inspected since October 2002. However, the risk assessment for this dam is moderate, highlighting the importance of regular inspections and maintenance to ensure its continued effectiveness in flood risk reduction. With a spillway width of 50 feet and a maximum discharge capacity of 1000 cubic feet per second, Dd No Iv-9 is equipped to handle significant water flow during heavy rainfall events, making it an essential infrastructure for water resource and climate enthusiasts in the area.