Dd No 23-52, also known as Mill Creek WS Joint District No 85, is a crucial water management structure located in Alma, Kansas. The dam is owned and regulated by the local government, specifically the Kansas Department of Agriculture, and serves the primary purpose of flood risk reduction along the Illinois Creek-TR. Constructed with an earth core and buttress design, the dam stands at a height of 53 feet and has a storage capacity of 490 acre-feet, with a normal storage level of 91.2 acre-feet.

With a low hazard potential and a moderate risk assessment rating, Dd No 23-52 plays a vital role in protecting the surrounding area from potential flooding events. The dam features an uncontrolled spillway with a width of 75 feet, ensuring efficient water discharge during times of high flow. Despite its importance, the dam's condition assessment is currently listed as "Not Rated," highlighting the need for regular inspections and maintenance to ensure its continued effectiveness in flood risk reduction.

Overall, Dd No 23-52 is a key water resource infrastructure in Wabaunsee County, Kansas, managed by local authorities to safeguard the community from the impacts of flooding. As climate change continues to pose challenges to water management systems, the importance of maintaining and monitoring structures like Dd No 23-52 cannot be overstated. Efforts to assess and address any potential risks associated with the dam are essential in ensuring its long-term functionality and resilience in the face of changing environmental conditions.