Big Indian Creek 9-B is a key flood risk reduction structure located in Jefferson, Nebraska, designed by the USDA NRCS and completed in 1965. This earth dam stands at a height of 25 feet, with a hydraulic height of 24 feet and a structural height of 29 feet, serving the primary purpose of flood risk reduction along Big Indian Creek. With a maximum storage capacity of 1217 acre-feet and a normal storage level of 90 acre-feet, this dam plays a crucial role in protecting the surrounding area from potential inundation during high-discharge events.

Managed by the local government with oversight from the Nebraska Department of Natural Resources, Big Indian Creek 9-B has a low hazard potential and was last inspected in September 2016, with a satisfactory condition assessment. The dam covers a surface area of 28 acres and drains a 3.8 square mile watershed, with a maximum discharge capacity of 1498 cubic feet per second. Despite its age, Big Indian Creek 9-B continues to provide effective flood control measures for the community of Diller and the surrounding area, showcasing the importance of proper water resource management and infrastructure maintenance in the face of changing climate patterns.

As a part of the flood risk reduction infrastructure in the region, Big Indian Creek 9-B stands as a testament to the collaboration between local government and federal agencies in safeguarding communities against the impacts of extreme weather events. With a focus on inspection, enforcement, and permitting compliance, this dam represents a critical piece of the water resource management puzzle in Nebraska. As climate change continues to pose challenges for water management, structures like Big Indian Creek 9-B play a vital role in ensuring the resilience of communities in the face of an uncertain future.