Ott Dam 624, located in NAPONEE, Nebraska, is a privately-owned earth dam designed by the USDA NRCS in 1963 for fire protection, stock, and small fish pond purposes. The dam stands at a height of 12 feet with a structural height of 15 feet and a length of 1000 feet, providing a storage capacity of 75 acre-feet. It is situated on TR-TURKEY CREEK in Franklin County, Nebraska, within the jurisdiction of the NE DNR and subject to state regulation, permitting, inspection, and enforcement.

With a low hazard potential and fair condition assessment, Ott Dam 624 serves as a vital water resource for the surrounding area, offering a maximum discharge capacity of 462 cubic feet per second. The dam covers a surface area of 3 acres and drains a 2.4 square mile watershed, contributing to the overall hydrological balance in the region. Despite its modest size, Ott Dam 624 plays a crucial role in water management and conservation efforts in Nebraska, supporting local agriculture, fire protection, and ecological biodiversity.

As a key infrastructure asset in the Omaha District of the USACE, Ott Dam 624 exemplifies the importance of sustainable dam construction and maintenance practices. With a history of regular inspections and a designated emergency action plan, the dam remains a reliable structure for water storage and flood control. Its significance extends beyond its physical dimensions, symbolizing the intersection of human ingenuity, environmental stewardship, and climate resilience in managing water resources for future generations.