Dd No Sp-10 is a local government-owned dam located in Potwin, Kansas, with a primary purpose of flood risk reduction. Built in 1995 by designer J. Dale Steward, this earth dam stands at a height of 25.4 feet and has a storage capacity of 631.14 acre-feet. The dam's spillway is uncontrolled, with a width of 40 feet, and it is classified as having a low hazard potential.

Situated on the East Branch Whitewater River, Dd No Sp-10 serves to control debris and reduce the risk of flooding in the area. With a drainage area of 1.35 square miles and a maximum discharge rate of 1280 cubic feet per second, this dam plays a crucial role in protecting the surrounding community. While the dam's condition assessment is currently not rated, it is regularly inspected by the Kansas Department of Agriculture to ensure its structural integrity and functionality.

Overall, Dd No Sp-10 is a vital infrastructure for flood control in Butler County, Kansas. With its moderate risk assessment and comprehensive regulatory oversight, this dam remains a key component of the region's water resource management strategy. As climate change continues to impact water levels and precipitation patterns, structures like Dd No Sp-10 will be essential for safeguarding communities against the threat of flooding and ensuring sustainable water resource management for future generations.