North Oak Creek 6-G is a vital flood risk reduction structure located in Butler County, Nebraska. Built in 1979 by the USDA NRCS, this earth dam stands at a height of 40 feet and spans 850 feet, with a storage capacity of 506 acre-feet. Situated on the TR-North Oak Creek, the dam serves the primary purpose of flood risk reduction for the local community of Valparaiso. With a drainage area of 1.5 square miles, the dam has a significant hazard potential but is currently assessed as being in satisfactory condition as of May 2020.

Managed by the Nebraska Department of Natural Resources, North Oak Creek 6-G is subject to state regulation, permitting, inspection, and enforcement. The dam's inspection frequency is set at three years, and its last inspection in May 2020 deemed it to be in satisfactory condition. Although no emergency action plan (EAP) has been prepared for the structure, it meets state guidelines and has not undergone recent revisions. Despite its significant hazard potential, the dam's risk assessment, DSAC assignment date, and risk management measures remain unspecified at this time.

North Oak Creek 6-G represents a crucial piece of infrastructure in the flood-prone region of Butler County, Nebraska. With its earth dam construction and stone core, the structure plays a key role in mitigating flood risks and protecting the surrounding community. As water resource and climate enthusiasts, understanding the design, purpose, and regulatory oversight of dams like North Oak Creek 6-G is essential for ensuring the safety and resilience of our water infrastructure in the face of changing climate patterns and increasing flood risks.