North Oak Creek 6-B is a crucial flood risk reduction structure located in Valparaiso, Nebraska. Owned by the local government and designed by USDA NRCS, this earth dam stands at a height of 52 feet with a hydraulic height of 49 feet. Completed in 1976, the dam has a storage capacity of 450 acre-feet and covers a surface area of 22 acres, serving a drainage area of 1.6 square miles. With a low hazard potential and satisfactory condition assessment, North Oak Creek 6-B plays a vital role in protecting the surrounding area from potential flooding events.

Managed by the Nebraska Department of Natural Resources, this dam undergoes regular inspections every 5 years to ensure its structural integrity and effectiveness. The dam has a spillway type and width unspecified, and no associated locks. Despite its age, North Oak Creek 6-B continues to meet regulatory standards and is deemed to be in satisfactory condition. With the support of the local government and federal agencies, this dam remains a crucial asset in the region's water resource management and climate resilience efforts.

As part of the Kansas City District, North Oak Creek 6-B contributes to the overall flood risk reduction strategy in the area. With a primary purpose of flood risk reduction, this dam has successfully mitigated potential hazards for the local community. Supported by the Natural Resources Conservation Service, North Oak Creek 6-B stands as a testament to effective water resource management and climate adaptation practices in Nebraska.