Dd No 110, also known as Allen Creek Watershed Dam No 110, is a local government-owned earth dam located in Lyon County, Kansas. Built in 1979 by the USDA NRCS, this dam serves the primary purpose of flood risk reduction along the Allen Creek-TR river. With a height of 30 feet and a length of 1110 feet, Dd No 110 has a storage capacity of 228 acre-feet and covers a surface area of 8.81 acres.

Managed by the Kansas Department of Agriculture, Dd No 110 is regulated, permitted, inspected, and enforced by the state to ensure its safety and functionality. The dam has a low hazard potential and a moderate risk level, with a maximum discharge of 562 cubic feet per second. The dam is equipped with an uncontrolled spillway with a width of 60 feet and does not have outlet gates. Despite its condition being marked as "not rated," Dd No 110 continues to play a crucial role in minimizing the risk of flooding in the surrounding area.

Located in Emporia, Kansas, Dd No 110 is a vital piece of infrastructure designed to protect the local community from potential flood events. With its strategic placement along the Allen Creek-TR river, this dam stands as a testament to effective water resource management and climate adaptation efforts in the region. As water resource and climate enthusiasts, it is important to recognize and appreciate the significant role that structures like Dd No 110 play in safeguarding communities and ecosystems against the impacts of extreme weather events.