Dd No 105 is a local government-owned earth dam located in Cowley County, Kansas, specifically in the city of Rock. Constructed in 1985, this dam serves the primary purpose of flood risk reduction along Polecat Creek-TR. With a height of 31 feet and a length of 1050 feet, Dd No 105 has a storage capacity of 1103.6 acre-feet and covers a surface area of 29.5 acres.

Managed by the Kansas Department of Agriculture, Dd No 105 is regulated, permitted, inspected, and enforced by state authorities to ensure its structural integrity and functionality. With a low hazard potential and a moderate risk assessment score of 3, this dam plays a crucial role in mitigating potential flood risks in the area. While the dam does not have outlet gates, it features an uncontrolled spillway with a width of 100 feet to manage excess water flow.

Overall, Dd No 105 is an essential infrastructure that contributes to the overall water resource management and climate resilience efforts in Cowley County. As a flood risk reduction structure, this dam provides vital protection to the surrounding communities and helps safeguard against potential flooding events along Polecat Creek-TR. With its state-regulated status and moderate risk assessment, Dd No 105 demonstrates a commitment to safety and environmental stewardship in the region.