Allemang Lagoon 1 Dam, located in Antelope, Nebraska, is a privately owned structure with a primary purpose categorized as "Other." Completed in 2011, this earth dam stands at a height of 18.6 feet and has a storage capacity of 65.5 acre-feet. The dam's condition assessment in 2020 reported it as "satisfactory," with a low hazard potential.

Managed by the Nebraska Department of Natural Resources, Allemang Lagoon 1 Dam is situated within the Omaha District and falls under Congressional District 03, represented by Adrian Smith. Despite its modest size with a surface area of 3 acres and a drainage area of 0, the dam plays a crucial role in water resource management in the region. With state regulation, inspection, and enforcement in place, the dam ensures water security and environmental protection for the surrounding area.

Water resource and climate enthusiasts will appreciate the engineering and environmental significance of Allemang Lagoon 1 Dam. From its stone core to its soil foundation, this dam represents a balance between water storage and ecosystem preservation. With its unassuming hazard potential and satisfactory condition, the dam stands as a testament to responsible water infrastructure management in Nebraska.