Aowa Creek 32-4a is a vital flood risk reduction structure located in Dixon, Nebraska, designed by the USDA NRCS and regulated by the NE DNR. The earth dam stands at 40 feet high with a hydraulic height of 32 feet, providing protection to the surrounding area from potential flooding events. Completed in 1980, this structure has a normal storage capacity of 77 acre-feet and a drainage area of 1.5 square miles, making it a crucial asset for managing water resources in the region.

With a low hazard potential and a satisfactory condition assessment, Aowa Creek 32-4a plays a key role in safeguarding the community from flood risks. The dam's maximum discharge capacity of 716 cubic feet per second ensures efficient water flow management during heavy rainfall or storm events. As a local government-owned structure, it undergoes regular inspections, with the last assessment conducted in October 2019, ensuring its ongoing operational effectiveness and safety for the community.

Located along the TR-POWDER CREEK, Aowa Creek 32-4a not only serves as a flood risk reduction measure but also contributes to the overall water resource management efforts in the area. With its strategic design and functionality, this structure stands as a testament to the collaborative efforts of various agencies in ensuring the resilience of the region's water infrastructure in the face of climate challenges.